CN108117542B - Propionyl amino methoxyphenyl benzo [ d ] nitrogen hetero-pinyl quinazoline compound, preparation and application - Google Patents
Propionyl amino methoxyphenyl benzo [ d ] nitrogen hetero-pinyl quinazoline compound, preparation and application Download PDFInfo
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Abstract
The invention discloses a propionyl aminomethylOxyphenylbenzo [ d ]]Aza derivativesA quinazoline compound, a preparation method and an application thereof. The invention provides propionylaminomethoxyphenyl benzo [ d]Aza derivativesThe quinazoline compound has obvious inhibition activity on human breast cancer cell strain MCF-7, human lung cancer cell strain A-549, human promyelocytic leukemia cell strain HL-60 and human cervical cancer cell strain Siha, and is expected to be applied to the preparation of medicaments for preventing or treating human breast cancer, human lung cancer, human leukemia and human cervical cancer. The invention provides the propionyl amino methoxyphenyl benzo [ d]Aza derivatives
Description
(I) technical field
The invention relates to a quinazoline compound and application thereof, in particular to propionyl amino methoxyphenyl benzo [ d]Aza derivativesA quinazoline compound, a preparation method thereof and application of the compound in preparing medicaments for preventing or treating tumor diseases.
(II) background of the invention
The quinazoline compounds have a plurality of good biological activities and are widely applied in the field of medicine, particularly, some quinazoline derivatives with special structures have obvious antiviral activity, antibacterial activity, antitumor activity and the like, and the quinazoline compounds are marketed as antitumor drugs. For example, Gefitinib (Gefitinib) and Erlotinib (Erlotinib) are marketed for the treatment of lung cancer, and Lapatinib (Lapatinib) is marketed for the treatment of breast cancer, both of which belong to the quinazoline class of compounds. Novel quinazoline compounds and their biological activities are also commonly reported in the literature (see y. -y. ke, h. -y. shiao, y. c. hsu, c. -y. Chu, w. -c. wang, y. -c. lee, w. -h. lin, c. -h. chen, j. t. a. hsu, c. -w. chang, c. -w.lin, t. -k. yeh, y. -s.chao, m.s.coumar, h. -p.hsieh, chemed chem 2013,8, 136-148; a.garofalo, a.farce, s.ravez, a.lemoine, p.six, p.vatte, l. gosense, p.depenux, j.chem.1204, d.m.1189, d.1189). Of course most quinazoline compounds do not have anti-tumor activity.
Disclosure of the invention
The invention aims to provide a novel quinazoline compound-propionyl amino methoxyphenyl benzo [ d ] with anti-tumor activity]Aza derivativesThe quinazoline compound has obvious inhibition rate on human breast cancer cell strains MCF-7, human lung cancer cell strains A-549, human promyelocytic leukemia cell strains HL-60 and human cervical cancer cell strains Siha under certain dosage; and the preparation method of the compound is simple and convenient, easy to operate, easy to obtain raw materials, low in production cost and suitable for industrial application.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a propionylaminomethoxyphenyl benzo [ d ] compound of formula (I)]Aza derivativesThe quinazoline compound is a quinazoline compound which is a quinazoline compound,
in a second aspect, the present invention provides a propionylaminomethoxyphenylbenzo [ d ] of formula (I)]Aza derivativesThe preparation method of the fluoroquinazoline compound comprises the following steps: (1) mixing a compound shown as a formula (II) and a compound shown as a formula (III), reacting in an organic solvent A at 25-120 ℃ under the action of a basic catalyst B (TLC tracking monitoring, a developing agent is ethyl acetate/stone)1, oil ether: 3(v/v), preferably 40-100 ℃, for 0.5-12 h), and after the reaction is completed, separating and purifying the reaction liquid to obtain the compound shown in the formula (IV); the organic solvent A is selected from one of the following: chloroform, toluene, methanol, ethanol, propanol, isopropanol, acetonitrile or N, N-dimethylformamide; the basic catalyst B is selected from one of the following: pyridine, diethylamine, triethylamine, quinoline, N-dimethylaniline, 4-dimethylaminopyridine, 4-pyrrolidinylpyridine or sodium carbonate (preferably pyridine, diethylamine, triethylamine, N-dimethylaniline or 4-dimethylaminopyridine);
(2) dissolving the compound shown in the formula (IV) obtained in the step (1) in an organic solvent D, completely reacting at 25-100 ℃ under the action of a reducing agent E (TLC tracking monitoring, a developing agent is ethyl acetate/petroleum ether ═ 1: 1(v/v), preferably reacting at 40-80 ℃ for 0.5-12 h), filtering a reaction solution, concentrating a filtrate under reduced pressure, and drying a concentrate (preferably drying at 25 ℃ in vacuum) to obtain the compound shown in the formula (V); the organic solvent D is one of the following: chloroform, toluene, methanol, ethanol, propanol, isopropanol, acetonitrile or N, N-dimethylformamide; the reducing agent E is one of the following: iron powder/concentrated hydrochloric acid, iron powder/acetic acid, palladium on carbon/ammonium formate or palladium on carbon/hydrazine hydrate; the iron powder/concentrated hydrochloric acid refers to the mixing of iron powder and concentrated hydrochloric acid in any proportion, the iron powder/acetic acid refers to the mixing of iron powder and acetic acid in any proportion, the palladium carbon/ammonium formate refers to the mixing of palladium carbon and ammonium formate in any proportion, and the palladium carbon/hydrazine hydrate refers to the mixing of palladium carbon and hydrazine hydrate in any proportion;
(3) mixing the compound shown in the formula (V) obtained in the step (2) with propionyl chloride or propionic anhydride, reacting completely at-10-50 ℃ in an organic solvent G under the action of an alkaline catalyst F (TLC tracking monitoring, a developing agent is ethyl acetate/petroleum ether which is 1: 1(v/v), preferably reacting for 3-12 h at-10-50 ℃), and carrying out aftertreatment on a reaction solution to obtain the compound shown in the formula (I); the organic solvent G is one of the following: tetrahydrofuran, dichloromethane, chloroform, ethyl acetate, diethyl ether, acetonitrile, toluene or benzene; the alkaline catalyst F is one of the following: pyridine, diethylamine, triethylamine, quinoline, N-dimethylaniline, 4-dimethylaminopyridine, 4-pyrrolidinylpyridine or sodium carbonate;
further, in the step (1), the ratio of the amount of the compound represented by the formula (III) to the amount of the compound represented by the formula (II) and the amount of the substance charged as the basic catalyst B is 1.0: 0.8 to 1.2: 1.0 to 8.0.
Further, in the step (1), the amount of the organic solvent A is 10-50 mL/g based on the mass of the compound represented by the formula (III).
Further, the method for separating and purifying the reaction solution in the step (1) of the present invention comprises: after the reaction is completed, evaporating the solvent from the reaction solution, dissolving the concentrate with an organic solvent C to obtain a dissolved solution, adding column chromatography silica gel (preferably 300-400 mesh coarse pore (zcx.II) type column chromatography silica gel) in an amount which is 1.0-2.0 times the weight of the concentrate into the dissolved solution, uniformly mixing, evaporating the solvent, drying to obtain a mixture of the concentrate and the silica gel, packing the mixture into a column, and then mixing the mixture with the silica gel in a volume ratio of 1: taking a mixed solution of petroleum ether and ethyl acetate of 0.1-10 as an eluent, collecting an effluent containing a target component (preferably, ethyl acetate/petroleum ether is 1: 3(v/v) is taken as a developing agent for tracking detection, collecting the target component, preferably, collecting a component with an Rf value of 0.5), concentrating under reduced pressure, and drying (preferably, drying at 50 ℃) to obtain a compound shown in a formula (IV); the organic solvent C is one of the following solvents: ethanol, chloroform, tetrahydrofuran or ethyl acetate. The organic solvent C is used in an amount capable of dissolving the residue.
Further, in the step (2), the reducing agent E is iron powder/concentrated hydrochloric acid or iron powder/acetic acid, and the feeding mass ratio of the compound shown in the formula (IV) to the iron powder, the concentrated hydrochloric acid or the acetic acid in the reducing agent E is 1.0: 1.0-3.0: 0.2-1.0. In the invention, the mass concentration of the concentrated hydrochloric acid is 36-38%, and the acetic acid is glacial acetic acid.
Further, in the step (2), the reducing agent E is palladium on carbon/ammonium formate or palladium on carbon/hydrazine hydrate, and the feeding mass ratio of the compound represented by the formula (iv) to the palladium on carbon, ammonium formate or hydrazine hydrate in the reducing agent E is 1.0: 0.1 to 0.5: 1.0 to 3.0. The mass loading amount of palladium in the palladium-carbon applicable to the invention is 2-10%, preferably 5%, and the mass concentration of hydrazine hydrate is 40-80%, preferably 80%.
Further, in the step (2), the amount of the organic solvent D is 10-50 mL/g based on the mass of the compound represented by the formula (IV).
Further, in the step (3), the ratio of the compound represented by the formula (v) to the amounts of the propionyl chloride or the propionic anhydride and the basic catalyst F to be charged is 1: 1.0 to 8.0: 1.0 to 3.0.
Further, in the step (3), the amount of the organic solvent G is 11 to 100mL/G based on the mass of the compound represented by the formula (V).
Further, the step (3) is carried out according to the following method: dropwise adding a propionyl chloride or propionic anhydride organic solvent G solution into the compound shown in the formula (V) and the alkaline catalyst F organic solvent G solution or the compound shown in the formula (V) and the alkaline catalyst F at-10 ℃, reacting for 3-12 hours at-10-50 ℃, and carrying out aftertreatment on the obtained reaction liquid to obtain the compound shown in the formula (I); the volume dosage of the organic solvent for dissolving propionyl chloride or propionic anhydride has no influence on the invention, and the total dosage of the organic solvent G is 11-100 mL/G based on the mass of the compound shown in the formula (V). The total amount of the organic solvent G is the total volume of the organic solvent G in which the basic catalyst F and the compound represented by the formula (V) are dissolved and the organic solvent G in which propionyl chloride or propionic anhydride is dissolved.
Further, the post-treatment method of the reaction solution in the step (3) of the present invention comprises: filtering the reaction solution, evaporating the solvent from the filtrate, dissolving the concentrate with an organic solvent H to obtain a dissolved solution, adding column chromatography silica gel (preferably 300-400 mesh coarse pore (zcx.II) type column chromatography silica gel) in an amount which is 1.0-2.0 times the weight of the concentrate into the dissolved solution, uniformly mixing, evaporating the solvent, drying to obtain a mixture of the concentrate and the silica gel, packing the mixture into a column, and then mixing the mixture with the silica gel in a volume ratio of 1: taking a mixed solution of petroleum ether and ethyl acetate of 0.1-10 as an eluent, collecting an effluent containing a target component (preferably, ethyl acetate/petroleum ether is 1: 1(v/v) is taken as a developing agent for tracking detection, collecting the target component, preferably, collecting a component with an Rf value of 0.5), concentrating under reduced pressure, and drying (preferably, drying at 50 ℃) to obtain the compound shown in the formula (I); the organic solvent H is one of the following: ethanol, chloroform, tetrahydrofuran or ethyl acetate. The organic solvent H is used in an amount capable of dissolving the residue.
The organic solvents A, C, D, G and H are organic solvents, so that the organic solvents used for distinguishing different steps are named for convenience, and letters have no meanings; the catalyst B, the reducing agent E and the catalyst F are all catalysts, are named for the convenience of distinguishing the catalysts used in different steps, and have no meaning by letters per se.
In a third aspect, the present invention provides the propionylaminomethoxyphenylbenzo [ d ]]Aza derivativesThe application of the quinazoline (I) in preparing medicaments for preventing or treating tumor diseases, in particular to the application in preparing medicaments for preventing or treating human breast cancer.
Preferably, the medicament is a medicament for inhibiting the activity of the human breast cancer cell strain MCF-7. The propionyl amino methoxyphenyl benzo [ d ] of the invention]Aza derivativesThe quinazoline has obvious inhibition effect on human breast cancer cell strain MCF-7.
The propionyl amino methoxyphenyl benzo [ d ] of the invention]Aza derivativesThe quinazoline also has obvious inhibition effect on a human lung cancer cell strain A-549, a human promyelocytic leukemia cell strain HL-60 and a human cervical cancer cell strain Siha, and can be applied to preparation of medicaments for preventing or treating human lung cancer, human leukemia or human cervical cancer.
The invention has the following beneficial effects: (1) provides a novel quinazoline compound with good anti-tumor (especially human breast cancer, human lung cancer, human leukemia and human cervical carcinoma) activity, and is expected to be applied to the preparation of medicaments for preventing or treating human breast cancer, human lung cancer, human leukemia and human cervical carcinoma; (2) the propionyl aminomethyl provided by the inventionOxyphenylbenzo [ d ]]Aza derivativesThe preparation method of the quinazoline compound (I) is simple and easy to operate, the raw materials are easy to obtain, the production cost is low, and the quinazoline compound (I) is suitable for practical use.
(IV) detailed description of the preferred embodiments
The invention is further illustrated by reference to specific examples, which are intended to illustrate the invention, but not to limit it in any way.
The compound (II) can be prepared by the method described in Weinstock, J.et al.J.Med.chem.,1986, 29(11), 2315-2325. Preparation of 4-chloro-6-nitroquinazoline (III) according to the method of Fernandes, C.et al bioorg.Med.chem.,2007,15(12), 3974-3980.
The palladium-carbon (Pd/C) model D5H5A used in the embodiment of the invention is purchased from Shaanxi Rui New Material Co., Ltd.
Example 1: nitrobenzo [ d]Aza derivativesPreparation of the quinazolines (IV)
Sequentially adding 1.20 g (5.73mmol) of 4-chloro-6-nitroquinazoline (III) and 2.39 g (6.87mmol) of compound (II), 3.62 g (45.76mmol) of pyridine and 12 ml of chloroform into a 50ml reaction bottle, heating to 40 ℃, performing TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 3(v/v)), stirring for 10 hours, stopping the reaction, evaporating the reaction liquid to remove the solvent, adding 10 ml of ethyl acetate into the obtained concentrate to dissolve the concentrate to obtain a dissolved solution, adding 3.0 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing, evaporating the solvent to obtain a mixture of a dried concentrate and the silica gel, filling the mixture into a column, and then performing column chromatography by using a volume ratio of 1: eluting with 10 mixed solution of petroleum ether and ethyl acetate as eluent, tracking and detecting by TLC (developing solvent is ethyl acetate/petroleum ether is 1: 3(v/v)), collecting eluate containing compound shown in formula (IV) (Rf value is 0.5) according to TLC detection, concentrating the collected eluate, and drying at 50 deg.C to obtain light yellow solution shown in formula (IV)The yield of the product is 85.1 percent, and the melting point is 164-166 ℃.1H NMR(500 MHz,CDCl3)δ:3.32-3.38(m,1H),3.63(dt,J＝3.4,15.5Hz,1H),3.75(s,3H),3.82(s, 6H),3.91(dd,J＝8.1,14.3Hz,1H),4.03(td,J＝4.1,11.7Hz,1H),4.15(d,J＝11.5Hz, 1H),4.72(dd,J＝8.3,14.2Hz,1H),5.14(t,J＝8.9Hz,1H),6.60(s,1H),6.90(d,J＝8.7 Hz,2H),7.08(d,J＝8.6Hz,2H),7.93(d,J＝9.1Hz,1H),8.48(dd,J＝2.4,9.2Hz,1H), 8.71(s,1H),8.96(d,J＝2.4Hz,1H)。IR(KBr,cm-1)ν:2917,2848,1616,1580,1510, 1463,1355,1327,1249,1038,847。
Example 2: nitrobenzo [ d]Aza derivativesPreparation of the quinazolines (IV)
Sequentially adding 1.20 g (5.73mmol) of 4-chloro-6-nitroquinazoline (III) and 1.59 g (4.57mmol) of compound (II), 1.67 g (22.83mmol) of diethylamine and 60 ml of toluene into a 100ml three-neck flask, heating to 100 ℃, performing TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 3(v/v)), stirring for 2 hours, stopping the reaction, evaporating the reaction liquid to remove the solvent, adding 20 ml of ethanol into the obtained concentrate to dissolve the concentrate to obtain a dissolved solution, adding 2.5 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing, evaporating the solvent to obtain a mixture of dried concentrate and silica gel, filling the mixture into a column, and then performing column chromatography by using a volume ratio of 1: eluting with a petroleum ether/ethyl acetate mixed solution of 5 as an eluent, tracking and detecting by TLC (the developing solvent is ethyl acetate/petroleum ether is 1: 3(v/v)), collecting an eluent containing the compound shown in the formula (IV) (the Rf value is 0.5) according to TLC detection, concentrating the collected eluent, and drying at 50 ℃ to obtain a light yellow solid product shown in the formula (IV), wherein the yield is 72.6%, and the melting point is 164-166 ℃.1H NMR and IR were the same as in example 1.
Example 3: nitrobenzo [ d]Aza derivativesPreparation of the quinazolines (IV)
1.20 g (5.73mmol) of 4-chloro-6-nitroquinazoline (III) and 1.99 g in this orderAdding 0.58 g (5.72mmol) of compound (II), 0.58 g (5.73mmol) of triethylamine and 60 ml of ethanol into a 100ml three-neck flask, heating to 60 ℃, performing TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 3(v/v)), stirring for reacting for 8 hours, closing the reaction, evaporating the reaction solution to remove the solvent, adding 20 ml of chloroform into the obtained concentrate to dissolve the concentrate to obtain a dissolved solution, adding 2.5 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing, evaporating to remove the solvent to obtain a mixture of a dried concentrate and the silica gel, filling the mixture into a column, and then performing column chromatography on the mixture according to a volume ratio of 10: eluting with a petroleum ether/ethyl acetate mixed solution of 1 as an eluent, tracking and detecting by TLC (the developing solvent is ethyl acetate/petroleum ether is 1: 3(v/v)), collecting an eluent containing the compound shown in the formula (IV) (the Rf value is 0.5) according to TLC detection, concentrating the collected eluent, and drying at 50 ℃ to obtain a light yellow solid product shown in the formula (IV), wherein the yield is 77.2%, and the melting point is 164-166 ℃.1H NMR and IR were the same as in example 1.
Example 4: nitrobenzo [ d]Aza derivativesPreparation of the quinazolines (IV)
Adding 1.20 g (5.73mmol) of 4-chloro-6-nitroquinazoline (III) and 2.20 g (6.32mmol) of compound (II), 1.40 g (11.46mmol) of 4-dimethylaminopyridine and 60 ml of isopropanol into a 100ml three-neck flask, stirring at room temperature and 25 ℃, performing TLC tracking detection (a developing agent is ethyl acetate/petroleum ether ═ 1: 3(v/v)), reacting for 12 hours, closing the reaction, evaporating the reaction liquid to remove the solvent, adding 20 ml of tetrahydrofuran into the obtained concentrate to dissolve the concentrate to obtain a dissolved solution, adding 4.0 g of column chromatography silica gel (300-400 mesh silica gel) into the dissolved solution, mixing uniformly, evaporating the solvent to obtain a mixture of dried concentrate and silica gel, filling the mixture into a column, and then performing column chromatography on the mixture in a volume ratio of 5: eluting with petroleum ether/ethyl acetate mixed solution of 1 as eluent, tracking and detecting by TLC (developing solvent is ethyl acetate/petroleum ether is 1: 3(v/v)), collecting eluate containing compound shown in formula (IV) (Rf value is 0.5) according to TLC detection, concentrating the collected eluate, drying at 50 deg.C to obtain light yellow solid product shown in formula (IV),the yield is 80.2%, and the melting point is 164-166 ℃.1H NMR and IR were the same as in example 1.
Example 5: nitrobenzo [ d]Aza derivativesPreparation of the quinazolines (IV)
Adding 1.20 g (5.73mmol) of 4-chloro-6-nitroquinazoline (III) and 1.79 g (5.15mmol) of compound (II), 1.04 g (8.58mmol) of N, N-dimethylaniline and 12 ml of N, N-dimethylformamide into a 50ml reaction bottle, heating to 120 ℃, performing TLC tracking detection (ethyl acetate/petroleum ether is 1: 3(v/v)) and stirring for 0.5 hour, stopping the reaction, evaporating the reaction liquid to remove the solvent, adding 20 ml of tetrahydrofuran into the obtained concentrate to dissolve the concentrate to obtain a dissolved solution, adding 5.0 g of silica gel (300-400 mesh silica gel) into the dissolved solution, uniformly mixing, evaporating the solvent to obtain a mixture of a dried concentrate and the silica gel, filling the mixture into a column, and then filling the mixture into the column according to the volume ratio of 1: the petroleum ether/ethyl acetate mixed solution of 1 is used as an eluent to elute, follow-up detection is carried out by TLC (the developing solvent is ethyl acetate/petroleum ether is 1: 3(v/v)), eluent containing the compound shown in the formula (IV) is collected according to TLC detection (the Rf value is 0.5), the collected eluent is concentrated, and drying is carried out at 50 ℃ to obtain a light yellow solid product shown in the formula (IV), wherein the yield is 89.6%, and the melting point is 164-166 ℃.1H NMR and IR were the same as in example 1.
Example 6: nitrobenzo [ d]Aza derivativesPreparation of the quinazolines (IV)
Sequentially adding 1.20 g (5.73mmol) of 4-chloro-6-nitroquinazoline (III), 2.39 g (6.87mmol) of compound (II), 3.62 g (45.76mmol) of pyridine and 20 ml of propanol into a 50ml reaction bottle, heating to 40 ℃, performing TLC tracking detection (ethyl acetate/petroleum ether is used as a developing agent: 1: 3(v/v)), stirring for 10 hours, stopping the reaction, evaporating the reaction liquid to remove the solvent, adding 20 ml of ethyl acetate into the obtained concentrate to dissolve the concentrate to obtain a dissolved solution, adding 3.5 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing the mixture and performing column chromatography on the silica gel to obtain a uniform mixtureThen, the solvent was distilled off to obtain a mixture of the dried concentrate and silica gel, the mixture was packed into a column, and then the mixture was purified by distillation in a volume ratio of 1: eluting with a petroleum ether/ethyl acetate mixed solution of 1 as an eluent, tracking and detecting by TLC (the developing solvent is ethyl acetate/petroleum ether is 1: 3(v/v)), collecting an eluent containing the compound shown in the formula (IV) (the Rf value is 0.5) according to TLC detection, concentrating the collected eluent, and drying at 50 ℃ to obtain a light yellow solid product shown in the formula (IV), wherein the yield is 78.3%, and the melting point is 164-166 ℃.1H NMR and IR were the same as in example 1.
Example 7: aminobenzo [ d ] s]Aza derivativesPreparation of the quinazolines (V)
0.40 g (0.77mmol) of nitrobenzo [ d ] prepared by the method of example 1 are successively introduced]Aza derivativesThe phenyl quinazoline (IV), 0.40 g (6.34mmol) ammonium formate, 0.04 g 5% Pd/C, 4.0 ml chloroform into a reaction bottle, stirring at room temperature of 25 ℃, detecting by TLC (a developing agent is ethyl acetate/petroleum ether-1: 1(v/v)), reacting for 12 hours, filtering, concentrating the filtrate, and drying in vacuum at 25 ℃ to obtain a light yellow solid product aminobenzo [ d]Aza derivativesThe yield of the quinazoline (V) is 98.2 percent, and the melting point is 122-126 ℃.1H NMR(500MHz,CDCl3) δ:3.40-3.48(m,2H),3.71(s,3H),3.82(s,3H),3.83(s,3H),3.87-3.98(m,5H), 4.45(dd,J＝6.3,13.8Hz,1H),4.95(dd,J＝6.5,9.2Hz,1H),6.47(s,1H),6.90(d,J＝ 8.7Hz,2H),6.95(d,J＝2.5Hz,1H),7.11(d,J＝8.6Hz,2H),7.15(dd,J＝8.9,2.5Hz, 1H),7.69(d,J＝8.9Hz,1H),8.50(s,1H)。IR(KBr,cm-1)ν:3368,3215,2932,2825, 1628,1566,1512,1487,1353,1248,1036,834。
Example 8: aminobenzo [ d ] s]Aza derivativesPreparation of the quinazolines (V)
0.40 g (0.77mmol) of nitrobenzo [ d ] prepared by the method of example 2 are successively introduced]Aza derivativesThe phenyl quinazoline (IV), 1.20 g (19.18mmol)80 wt% hydrazine hydrate, 0.20 g 5% Pd/C, 20.0 ml toluene were added into a 50ml reaction bottle, heated to 100 deg.C, monitored by TLC (developing solvent ethyl acetate/petroleum ether is 1: 1(v/v)), stirred for 0.5 hours, cooled and filtered, the filtrate was concentrated, and vacuum dried at 25 deg.C to obtain amino benzo [ d ] as a light yellow solid product]Aza derivativesThe yield of the quinazoline (V) is 100.0 percent, and the melting point is 122-126 ℃.1H NMR and IR were the same as in example 7.
Example 9: aminobenzo [ d ] s]Aza derivativesPreparation of the quinazolines (V)
0.40 g (0.77mmol) of nitrobenzo [ d ] prepared by the method of example 3 are successively reacted]Aza derivativesAdding 0.08 g of concentrated hydrochloric acid (mass concentration is 36-38%), 0.40 g of iron powder and 20.0 ml of methanol into a 50ml reaction bottle, heating to 40 ℃, carrying out TLC tracking detection (ethyl acetate/petroleum ether is used as a developing agent: 1(v/v)), stirring for 8 hours, cooling, filtering, concentrating the filtrate, and carrying out vacuum drying at 25 ℃ to obtain a light yellow solid product aminobenzo [ d]Aza derivativesThe yield of the quinazoline (V) is 94.1 percent, and the melting point is 122-126 ℃.1H NMR and IR were the same as in example 7.
Example 10: aminobenzo [ d ] s]Aza derivativesPreparation of the quinazolines (V)
0.40 g (0.77mmol) of nitrobenzo [ d ] prepared by the method of example 4 are successively reacted]Aza derivativesAdding the quinazoline (IV), 0.40 g acetic acid, 1.20 g iron powder and 20.0 ml isopropanol into a 50ml reaction bottle, heating to 80 ℃, carrying out TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 1(v/v)), stirring for reacting for 3 hours, cooling, filtering, concentrating the filtrate, and drying in vacuum at 25 ℃ to obtain a light yellow solid product, namely aminobenzo [ d]Aza derivativesThe yield of the quinazoline (V) is 97.5 percent, and the melting point is 122-126 ℃.1H NMR and IR were the same as in example 7.
Example 11: propionyl amino methoxyphenyl benzo [ d]Aza derivativesPreparation of a quiazoline (I)
0.27 g (0.55mmol) of aminobenzo [ d ] prepared by the method of example 7 are successively reacted]Aza derivativesAdding 0.13 g (1.64mmol) of pyridine and 3 ml of tetrahydrofuran into a reaction bottle, dropwise adding 0.407 g (4.40mmol) of propionyl chloride under the condition of stirring at 10 ℃, after dropwise adding, performing TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 1), reacting for 12 hours at 10 ℃, filtering, evaporating the solvent from the filtrate, adding 10 ml of ethyl acetate into the concentrate, dissolving the concentrate to obtain a dissolved solution, adding 0.60 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing, evaporating the solvent to obtain a mixture of dried concentrate and silica gel, loading the mixture into a column, and then performing column chromatography by using a volume ratio of 1: eluting with 10 mixed solution of petroleum ether and ethyl acetate as eluent, detecting by TLC (developing solvent ethyl acetate/petroleum ether is 1: 1(v/v)), collecting eluate containing compound shown in formula (I) (Rf value is 0.5) according to TLC detection, concentrating, and drying at 50 deg.C to obtain compound shown in formula (I)Propionyl amino methoxyphenyl benzo [ d]Aza derivativesThe quinazoline is an off-white solid, the yield is 63.2%, and the melting point is 125-129 ℃.1H NMR(500MHz,CDCl3)δ:1.30(t,J＝7.6Hz, 3H),2.44-2.53(m,2H),3.26-3.32(m,1H),3.57–3.49(m,1H),3.75(s,3H),3.76-3.82 (m,7H),3.95-4.06(m,2H),4.64(dd,J＝8.2,14.3Hz,1H),5.27(t,J＝8.6Hz,1H),6.69(s, 1H),6.88(d,J＝8.7Hz,2H),7.08(d,J＝8.6Hz,2H),7.44-7.48(m,2H),7.78(d, J＝8.9Hz,1H),8.57(s,1H),8.72(s,1H)。HRMS-ESI m/z:547.2107[M+H]+。IR(KBr, cm-1)ν:2936,2831,1690,1557,1523,1511,1460,1351,1247,1037,840。
Example 12: propionyl amino methoxyphenyl benzo [ d]Aza derivativesPreparation of a quiazoline (I)
0.27 g (0.55mmol) of aminobenzo [ d ] prepared by the method of example 8 are successively reacted]Aza derivativesAdding 0.04 g (0.55mmol) of diethylamine and 10.0 ml of chloroform into a 50ml reaction bottle, dropwise adding a mixed solution of 0.051 g (0.55mmol) of propionyl chloride and 5.0 ml of chloroform under the condition of stirring at 10 ℃, carrying out TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 1(v/v)), reacting for 8 hours at 10 ℃, filtering, evaporating the filtrate to remove the solvent, dissolving the concentrate in 20 ml of ethanol to obtain a dissolved solution, adding 0.26 g of column chromatography silica gel (300-400 mesh silica gel column chromatography) into the dissolved solution, mixing uniformly, evaporating to remove the solvent to obtain a mixture of dried concentrate and silica gel, filling the mixture into a column, and then filling the mixture in a volume ratio of 1: eluting with petroleum ether/ethyl acetate mixed solution of 5 as eluent, tracking and detecting by TLC (developing solvent is ethyl acetate/petroleum ether is 1: 1(v/v)), collecting eluate containing compound shown in formula (I) (Rf value is 0.5) according to TLC detection, concentrating the collected solution, and drying at 50 deg.C to obtain propionylaminomethoxyphenyl benzo [ d ] shown in formula (I)]Aza derivativesThe quinazoline is an off-white solid, the yield is 62.0%, and the melting point is 125-129 ℃.1H NMR and IR were the same as in example 11.
Example 13: propionyl amino methoxyphenyl benzo [ d]Aza derivativesPreparation of a quiazoline (I)
0.27 g (0.55mmol) of aminobenzo [ d ] prepared by the method of example 9 are successively reacted]Aza derivativesAdding 0.111 g (1.10mmol) of triethylamine and 10.0 ml of ethyl acetate into a 50ml reaction bottle, dropwise adding 0.102 g (1.10mmol) of propionyl chloride and 5.0 ml of ethyl acetate solution under the condition of stirring at 0 ℃, after dropwise adding, performing TLC tracking detection (ethyl acetate/petroleum ether is used as a developing agent), reacting for 6 hours at 25 ℃, filtering, evaporating the filtrate to remove the solvent, adding 20 ml of chloroform into the concentrate to dissolve the concentrate to obtain a dissolved solution, adding 0.30 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing, evaporating to remove the solvent to obtain a mixture of dried concentrate and silica gel, loading the mixture into a column, and then performing volume ratio of 10: eluting with petroleum ether/ethyl acetate mixed solution of 1 as eluent, tracking and detecting by TLC (developing solvent is ethyl acetate/petroleum ether is 1: 1(v/v)), collecting eluate containing compound shown in formula (I) (Rf value is 0.5) according to TLC detection, concentrating the collected solution, and drying at 50 deg.C to obtain propionylaminomethoxyphenyl benzo [ d ] shown in formula (I)]Aza derivativesThe quinazoline is an off-white solid, the yield is 58.8%, and the melting point is 125-129 ℃.1H NMR and IR were the same as in example 11.
Example 14: propionyl amino methoxyphenyl benzo [ d]Aza derivativesPreparation of a quiazoline (I)
0.27 g (0.55mmol) of aminobenzo [ d ] prepared by the method of example 10 are successively reacted]Aza derivativesAdding 0.067 g (0.55mmol) of 4-dimethylaminopyridine and 20.0 ml of toluene into a 50ml reaction bottle, dropwise adding a solution of 0.286 g (2.20mmol) of propionic anhydride and 7.0 ml of toluene under the condition of stirring at 5 ℃, heating to 50 ℃, performing TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 1), reacting for 3 hours, filtering, evaporating the solvent from the filtrate, dissolving the concentrate by adding 20 ml of tetrahydrofuran to obtain a dissolved solution, adding 0.40 g of column chromatography silica gel (300-400 mesh silica gel column chromatography) into the dissolved solution, uniformly mixing, evaporating the solvent to obtain a mixture of dried concentrate and silica gel, filling the mixture into a column, and then performing column chromatography on the mixture according to the volume ratio of 5: eluting with petroleum ether/ethyl acetate mixed solution of 1 as eluent, tracking and detecting by TLC (developing solvent is ethyl acetate/petroleum ether is 1: 1(v/v)), collecting eluate containing compound shown in formula (I) (Rf value is 0.5) according to TLC detection, concentrating the collected solution, and drying at 50 deg.C to obtain propionylaminomethoxyphenyl benzo [ d ] shown in formula (I)]Aza derivativesThe quinazoline is an off-white solid, the yield is 54.5%, and the melting point is 125-129 ℃.1H NMR and IR were the same as in example 11.
Example 15: propionyl amino methoxyphenyl benzo [ d]Aza derivativesPreparation of a quiazoline (I)
0.27 g (0.55mmol) of aminobenzo [ d ] prepared by the method of example 7 are successively reacted]Aza derivativesTriazolidine (V), 0.213 g (1.65mmol) quinoline, 15.0 ml benzene were added to a 50ml reaction flask, 0.204 g (2.20mmol) propionyl chloride and 5.0 ml benzene were added dropwise with stirring at-10 deg.CAfter the solution is dripped, TLC tracking detection (a developing agent is ethyl acetate/petroleum ether is 1: 1), reacting for 12 hours at 10 ℃, filtering, evaporating the filtrate to remove the solvent, adding 20 ml of tetrahydrofuran into the concentrate to dissolve the concentrate to obtain a dissolved solution, adding 0.40 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, uniformly mixing, evaporating the solvent to obtain a mixture of dried concentrate and silica gel, filling the mixture into a column, and then performing column chromatography according to a volume ratio of 1: eluting with petroleum ether/ethyl acetate mixed solution of 1 as eluent, tracking and detecting by TLC (developing solvent is ethyl acetate/petroleum ether is 1: 1(v/v)), collecting eluate containing compound shown in formula (I) (Rf value is 0.5) according to TLC detection, concentrating the collected solution, and drying at 50 deg.C to obtain propionylaminomethoxyphenyl benzo [ d ] shown in formula (I)]Aza derivativesThe quinazoline is an off-white solid, the yield is 72.1%, and the melting point is 125-129 ℃.1H NMR and IR were the same as in example 11.
Example 16: propionyl amino methoxyphenyl benzo [ d]Aza derivativesPreparation of a quiazoline (I)
0.27 g (0.55mmol) of aminobenzo [ d ] prepared by the method of example 7 are successively reacted]Aza derivativesAdding 0.164 g (1.10mmol) of 4-pyrrolidinyl pyridine and 15.0 ml of dichloromethane into a 50ml reaction bottle, dropwise adding 0.102 g (1.10mmol) of propionyl chloride and 5.0 ml of dichloromethane solution under the condition of stirring at 10 ℃, carrying out TLC tracking detection (ethyl acetate/petroleum ether is used as a developing agent, reacting for 8 hours at 10 ℃, filtering, evaporating the filtrate to remove the solvent, adding 20 ml of ethanol into the concentrate to dissolve the concentrate to obtain a dissolved solution, adding 0.50 g of column chromatography silica gel (300-400 mesh column chromatography silica gel) into the dissolved solution, mixing uniformly, evaporating the solvent to obtain a mixture of dried concentrate and silica gel, loading the mixture into a column, and then carrying out reaction in a volume ratio of 10: 1 Petroleum Ether/Ethyl acetate blendEluting with eluent (ethyl acetate/petroleum ether as developing solvent: 1(v/v)), collecting eluate containing compound of formula (I) (Rf value is 0.5) according to TLC detection, concentrating, and drying at 50 deg.C to obtain propionylaminomethoxyphenyl benzo [ d ] of formula (I)]Aza derivativesThe quinazoline is an off-white solid, the yield is 57.8%, and the melting point is 125-129 ℃.1H NMR and IR were the same as in example 11.
Example 17: in vitro test for anti-cancer Activity
(1) The prepared compound (I) is subjected to a human breast cancer cell line MCF-7 bioactivity test.
The test method comprises the following steps: tetrazolium salt reduction (MTT process).
Cell lines: human breast cancer cell strain MCF-7. The tumor cell strain is purchased from cell banks of Shanghai Life sciences of Chinese academy of sciences.
The experimental procedure was as follows:
(a) preparation of samples: for soluble samples, each 1mg was dissolved in 40. mu.L DMSO, 2. mu.L was diluted with 1000. mu.L of medium to a concentration of 100. mu.g/mL, and then serially diluted with the culture medium to the use concentration.
(b) Culture of cells
Preparation of culture medium, each 1000mL of DMEM culture medium (Gibco) contains 80 ten thousand units of penicillin, 1.0g of streptomycin and 10% inactivated fetal bovine serum.
② culturing cells: inoculating tumor cells into culture medium, standing at 37 deg.C and 5% CO2Culturing in an incubator, and carrying out passage for 3-5 days.
Measuring the inhibition of the sample on the growth of tumor cells
The 10 th generation cells were digested with EDTA-pancreatin and diluted to 1X 10 with medium6Perml, 100. mu.L/well in 96-well cell culture plates, 37 ℃ 5% CO2Culturing in an incubator. After 24h of inoculation, 100. mu.L of 100. mu.L/well, 10. mu.g/mL and 1. mu.g/mL samples diluted with medium were added to each well at 3 concentrations, and the mixture was incubated at 37 ℃ with 5% CO2CulturingIn the cabinet, 5mg/mL MTT was added to the cell culture wells after 72h, 10. mu.L per well, incubated at 37 ℃ for 3h, DMSO was added, 150. mu.L per well, shaken on a shaker, and the formazan was completely solubilized and colorimetric at a wavelength of 570nm using a microplate reader. Using cells cultured in the same DMSO concentration medium without the sample under the same conditions as a control, the IC of the sample on tumor cell growth was calculated50。
The results of the test are shown in table 1:
TABLE 1 inhibitory Effect of Compound (I) on the growth of cancer cell line MCF-7
(2) The quinazoline compounds (a), (b) and (c) were synthesized according to example 11 by substituting propionyl chloride with 4-iodobenzoyl chloride, 3-methoxybenzoyl chloride or cinnamoyl chloride, respectively, and otherwise performing the same procedures as in example 11, and the structures thereof were as follows:
the prepared quinazoline compounds (a), (b) and (c) are subjected to a biological activity test on human breast cancer cell lines MCF-7 according to the method, and test results show that the quinazoline compounds (a), (b) and (c) have no obvious inhibition effect on the human breast cancer cell lines MCF-7, and the compounds (a), (b) and (c) have far lower anticancer activity on the human breast cancer cell lines MCF-7 than the compound (I). The specific results are shown in table 2:
TABLE 2 inhibitory Effect of Compounds (a), (b) and (c) on the growth of cancer cell line MCF-7
The anti-cancer activity in vitro test experiment shows that: the other 3 compounds (a), (b) and (c) with similar structures have no obvious inhibition effect on the growth of the human breast cancer cell strain MCF-7. The compound (I) has obvious inhibition effect on the growth of human breast cancer cell strains MCF-7, and is obviously superior to the compounds (a), (b) and (c).
(3) 4-chloroquinazoline was prepared according to the method of the reference (Rao, G. -W.et al. ChemMedChem,2013,8(6),928-933), 4-chloro-6-nitroquinazoline was substituted with 4-chloroquinazoline according to example 1, and the quinazoline compound (d) was synthesized according to the same procedure as in example 1, and the structure thereof is as follows:
the prepared quinazoline compound (d) is subjected to a biological activity test of a human breast cancer cell line MCF-7 according to the method, and the test result shows that the quinazoline compound (d) has far lower anticancer activity on the human breast cancer cell line MCF-7 than the compound (I). Specific results are shown in table 3:
TABLE 3 inhibitory Effect of Compound (d) on the growth of cancer cell line MCF-7
(4) According to example 11, propionyl chloride was replaced with benzoyl chloride or butyryl chloride, respectively, and the quinazoline compounds (e) and (f) were synthesized in the same manner as in example 11, respectively, and have the following structures:
the quinazoline compounds (e) and (f) prepared by the method are subjected to a biological activity test of a human breast cancer cell line MCF-7, and the test result shows that the quinazoline compounds (e) and (f) have far lower anticancer activity than the compound (I) on the human breast cancer cell line MCF-7. Specific results are shown in table 4:
TABLE 4 inhibitory Effect of Compounds (e) and (f) on the growth of cancer cell line MCF-7
EXAMPLE 18 in vitro test for anti-cancer Activity
(1) The prepared compounds (I) and (IV) are subjected to a biological activity test of a human lung cancer cell strain A-549.
The test method comprises the following steps: tetrazolium salt reduction (MTT process).
Cell lines: human lung cancer cell strain A-549. The tumor cell strain is purchased from cell banks of Shanghai Life sciences of Chinese academy of sciences.
The experimental procedure was as follows:
(a) preparation of samples: for soluble samples, each 1mg was dissolved in 40. mu.L DMSO, 2. mu.L was diluted with 1000. mu.L of medium to a concentration of 100. mu.g/mL, and then serially diluted with the culture medium to the use concentration.
(b) Culture of cells
Preparation of culture medium, each 1000mL of DMEM culture medium (Gibco) contains 80 ten thousand units of penicillin, 1.0g of streptomycin and 10% inactivated fetal bovine serum.
② culturing cells: inoculating tumor cells into culture medium, standing at 37 deg.C and 5% CO2Culturing in an incubator, and carrying out passage for 3-5 days.
Measuring the inhibition of the sample on the growth of tumor cells
The 10 th generation cells were digested with EDTA-pancreatin and diluted to 1X 10 with medium6Perml, 100. mu.L/well in 96-well cell culture plates, 37 ℃ 5% CO2Culturing in an incubator. After 24h of inoculation, 100. mu.L of 100. mu.L/well, 10. mu.g/mL and 1. mu.g/mL samples diluted with medium were added to each well at 3 concentrations, and the mixture was incubated at 37 ℃ with 5% CO2The culture was performed in an incubator, 5mg/mL MTT was added to the cell culture wells after 72h, 10. mu.L per well, incubated at 37 ℃ for 3h, DMSO was added, 150. mu.L per well, shaken with a shaker, and formazan was completely solubilized and colorimetric with a microplate reader at a wavelength of 570 nm. Using cells cultured in the same DMSO concentration medium without sample under the same conditions as a control, the IC of the sample on tumor cell growth was calculated50。
The results of the test are shown in table 5:
TABLE 5 inhibitory Effect of Compounds (I) and (IV) on the growth of cancer cell line A-549
(2) The quinazoline compounds (a), (b) and (c) were synthesized according to example 11 by substituting propionyl chloride with 4-iodobenzoyl chloride, 3-methoxybenzoyl chloride or cinnamoyl chloride, respectively, and otherwise performing the same procedures as in example 11, and the structures thereof were as follows:
the prepared quinazoline compounds (a), (b) and (c) are subjected to a biological activity test of a human lung cancer cell strain A-549 according to the method, and test results show that the quinazoline compounds (a), (b) and (c) have no obvious inhibition effect on the human lung cancer cell strain A-549, and the compounds (a), (b) and (c) have far lower anti-cancer activity than the compound (I) on the human lung cancer cell strain A-549. Specific results are shown in table 6:
TABLE 6 inhibitory Effect of Compounds (a), (b) and (c) on the growth of cancer cell line A-549
The anti-cancer activity in vitro test experiment shows that: the other 3 compounds (a), (b) and (c) with similar structures have no obvious inhibition effect on the growth of the human lung cancer cell strain A-549. The compound (I) has obvious inhibition effect on the growth of a human lung cancer cell strain A-549, and is obviously superior to the compounds (a), (b) and (c).
(3) 4-chloroquinazoline was prepared according to the method of the reference (Rao, G. -W.et al. ChemMedChem,2013,8(6),928-933), 4-chloro-6-nitroquinazoline was substituted with 4-chloroquinazoline according to example 1, and the quinazoline compound (d) was synthesized according to the same procedure as in example 1, and the structure thereof is as follows:
the prepared quinazoline compound (d) is subjected to a biological activity test of a human lung cancer cell strain A-549 according to the method, and a test result shows that the anticancer activity of the quinazoline compound (d) on the human lung cancer cell strain A-549 is far lower than that of the compound (I). Specific results are shown in table 7:
TABLE 7 inhibitory Effect of Compound (d) on the growth of cancer cell line A-549
(4) Quinazoline compounds (e), (g) and (h) were synthesized according to example 11 by substituting propionyl chloride with benzoyl chloride, chloroacetyl chloride or isobutyryl chloride, respectively, and following the same procedure as in example 11, respectively, and have the following structures:
the prepared quinazoline compounds (e), (g) and (h) are subjected to a biological activity test of a human lung cancer cell strain A-549 according to the method, and the test result shows that the quinazoline compounds (e), (g) and (h) have inferior anticancer activity to the human lung cancer cell strain A-549 than the compound (I). Specific results are shown in table 8:
TABLE 8 inhibitory Effect of Compounds (e), (g) and (h) on the growth of cancer cell line A-549
Example 19: in vitro test for anti-cancer Activity
(1) The prepared compound (I) is subjected to biological activity test of a human promyelocytic leukemia cell strain HL-60.
The test method comprises the following steps: tetrazolium salt reduction (MTT process).
Cell lines: human promyelocytic leukemia cell line HL-60. The tumor cell strain is purchased from cell banks of Shanghai Life sciences of Chinese academy of sciences.
The experimental procedure was as follows:
(a) preparation of samples: for soluble samples, each 1mg was dissolved in 40. mu.L DMSO, 2. mu.L was diluted with 1000. mu.L of medium to a concentration of 100. mu.g/mL, and then serially diluted with the culture medium to the use concentration.
(b) Culture of cells
Preparation of culture medium, each 1000mL of DMEM culture medium (Gibco) contains 80 ten thousand units of penicillin, 1.0g of streptomycin and 10% inactivated fetal bovine serum.
② culturing cells: inoculating tumor cells into culture medium, standing at 37 deg.C and 5% CO2Culturing in an incubator, and carrying out passage for 3-5 days.
Measuring the inhibition of the sample on the growth of tumor cells
The 10 th generation cells were digested with EDTA-pancreatin and diluted to 1X 10 with medium6Perml, 100. mu.L/well in 96-well cell culture plates, 37 ℃ 5% CO2Culturing in an incubator. After 24h of inoculation, 100. mu.L of 100. mu.L/well, 10. mu.g/mL and 1. mu.g/mL samples diluted with medium were added to each well at 3 concentrations, and the mixture was incubated at 37 ℃ with 5% CO2The culture was performed in an incubator, 5mg/mL MTT was added to the cell culture wells after 72h, 10. mu.L per well, incubated at 37 ℃ for 3h, DMSO was added, 150. mu.L per well, shaken with a shaker, and formazan was completely solubilized and colorimetric with a microplate reader at a wavelength of 570 nm. Using cells cultured in the same DMSO concentration medium without sample under the same conditions as a control, the IC of the sample on tumor cell growth was calculated50。
The results of the testing are shown in table 9:
TABLE 9 inhibitory Effect of Compound (I) on the growth of cancer cell line HL-60
(2) Quinazoline compounds (b) and (c) were synthesized according to example 11 by substituting propionyl chloride with 3-methoxybenzoyl chloride or cinnamoyl chloride, respectively, and following the same procedure as in example 11:
the prepared quinazoline compounds (b) and (c) are subjected to a biological activity test of a human promyelocytic leukemia cell line HL-60 according to the method, and test results show that the quinazoline compounds (b) and (c) have no obvious inhibition effect on the human promyelocytic leukemia cell line HL-60, and the anticancer activities of the compounds (b) and (c) on the human promyelocytic leukemia cell line HL-60 are far lower than that of the compound (I). Specific results are shown in table 10:
TABLE 10 inhibitory Effect of Compounds (b) and (c) on the growth of cancer cell line HL-60
The anti-cancer activity in vitro test experiment shows that: the other 2 compounds (b) and (c) with similar structures have no obvious inhibition effect on the growth of the human promyelocytic leukemia cell line HL-60. The compound (I) has obvious inhibition effect on the growth of human promyelocytic leukemia cell strain HL-60, and is obviously superior to the compounds (b) and (c).
(3) According to example 11, propionyl chloride was replaced with cyclohexylmethylchloroformate, and the procedure of example 11 was otherwise the same to synthesize a quinazoline compound (k) having the following structure:
the prepared quinazoline compound (k) is subjected to biological activity test on a human promyelocytic leukemia cell line HL-60 according to the method, and the test result shows that the anticancer activity of the compound (k) on the human promyelocytic leukemia cell line HL-60 is far lower than that of the compound (I). Specific results are shown in table 11:
TABLE 11 inhibitory Effect of Compound (k) on growth of cancer cell line HL-60
Example 20: in vitro test for anti-cancer Activity
(1) The prepared compound (I) is subjected to a biological activity test of a human cervical cancer cell strain Siha.
The test method comprises the following steps: tetrazolium salt reduction (MTT process).
Cell lines: human cervical cancer cell line Siha. The tumor cell strain is purchased from cell banks of Shanghai Life sciences of Chinese academy of sciences.
The experimental procedure was as follows:
(a) preparation of samples: for soluble samples, each 1mg was dissolved in 40. mu.L DMSO, 2. mu.L was diluted with 1000. mu.L of medium to a concentration of 100. mu.g/mL, and then serially diluted with the culture medium to the use concentration.
(b) Culture of cells
Preparation of culture medium, each 1000mL of DMEM culture medium (Gibco) contains 80 ten thousand units of penicillin, 1.0g of streptomycin and 10% inactivated fetal bovine serum.
② culturing cells: inoculating tumor cells into culture medium, standing at 37 deg.C and 5% CO2Culturing in an incubator, and carrying out passage for 3-5 days.
Measuring the inhibition of the sample on the growth of tumor cells
The 10 th generation cells were digested with EDTA-pancreatin and diluted to 1X 10 with medium6Perml, 100. mu.L/well in 96-well cell culture plates, 37 ℃ 5% CO2Culturing in an incubator. After 24h of inoculation, 100. mu.L of 100. mu.L/well, 10. mu.g/mL and 1. mu.g/mL samples diluted with medium were added to each well at 3 concentrations, and the mixture was incubated at 37 ℃ with 5% CO2The culture was performed in an incubator, 5mg/mL MTT was added to the cell culture wells after 72h, 10. mu.L per well, incubated at 37 ℃ for 3h, DMSO was added, 150. mu.L per well, shaken with a shaker, and formazan was completely solubilized and colorimetric with a microplate reader at a wavelength of 570 nm. Using cells cultured in the same DMSO concentration medium without sample under the same conditions as a control, the IC of the sample on tumor cell growth was calculated50. The results of the testing are shown in table 12:
TABLE 12 inhibition of growth of cancer cell lines Siha by Compound (I)
(2) Quinazoline compounds (b) and (c) were synthesized according to example 11 by substituting propionyl chloride with 3-methoxybenzoyl chloride or cinnamoyl chloride, respectively, and following the same procedure as in example 11:
the prepared quinazoline compounds (b) and (c) are subjected to a human cervical cancer cell line Siha bioactivity test according to the method, and test results show that the quinazoline compounds (b) and (c) have no obvious inhibition effect on the human cervical cancer cell line Siha, and the anticancer activities of the compounds (b) and (c) on the human cervical cancer cell line Siha are far lower than that of the compound (I). Specific results are shown in table 13:
TABLE 13 inhibitory Effect of Compounds (b) and (c) on growth of cancer cell lines Siha
The anti-cancer activity in vitro test experiment shows that: the other 2 compounds (b) and (c) with similar structures have no obvious inhibition effect on the growth of the human cervical cancer cell strain Siha. The compound (I) has obvious inhibition effect on the growth of human cervical cancer cell strains Siha, and is obviously superior to the compounds (b) and (c).
(3) According to example 11, propionyl chloride was replaced with butyryl chloride, and the other operation was the same as example 11, to synthesize a quinazoline compound (f) having the following structure:
the prepared quinazoline compound (f) is subjected to a biological activity test of a human cervical cancer cell line Siha according to the method, and the test result shows that the anticancer activity of the quinazoline compound (f) on the human cervical cancer cell line Siha is far lower than that of the compound (I). Specific results are shown in table 14:
TABLE 14 inhibitory Effect of Compound (f) on growth of cancer cell line Siha
Claims (10)
1. Propionyl amino methoxyphenyl benzo [ d ] shown in formula (I)]Aza derivativesFluoroquinazoline compounds:
2. propionylaminomethoxyphenylbenzo [ d ] of formula (I) as claimed in claim 1]Aza derivativesThe preparation method of the fluoroquinazoline compound is characterized by comprising the following steps:
(1) mixing a compound shown as a formula (II) and a compound shown as a formula (III), reacting in an organic solvent A at 25-120 ℃ under the action of a basic catalyst B, and after the reaction is completed, separating and purifying a reaction liquid to obtain a compound shown as a formula (IV); the organic solvent A is selected from one of the following: chloroform, toluene, methanol, ethanol, propanol, isopropanol, acetonitrile or N, N-dimethylformamide; the basic catalyst B is selected from one of the following: pyridine, diethylamine, triethylamine, quinoline, N-dimethylaniline, 4-dimethylaminopyridine, 4-pyrrolidinylpyridine or sodium carbonate;
(2) dissolving the compound shown in the formula (IV) obtained in the step (1) in an organic solvent D, completely reacting at 25-100 ℃ under the action of a reducing agent E, filtering reaction liquid, and drying a concentrate obtained by concentrating a filtrate under reduced pressure to obtain a compound shown in the formula (V); the organic solvent D is one of the following: chloroform, toluene, methanol, ethanol, propanol, isopropanol, acetonitrile or N, N-dimethylformamide; the reducing agent E is one of the following: iron powder/concentrated hydrochloric acid, iron powder/acetic acid, palladium carbon/ammonium formate or palladium carbon/hydrazine hydrate; the iron powder/concentrated hydrochloric acid refers to the mixing of iron powder and concentrated hydrochloric acid in any proportion, the iron powder/acetic acid refers to the mixing of iron powder and acetic acid in any proportion, the palladium carbon/ammonium formate refers to the mixing of palladium carbon and ammonium formate in any proportion, and the palladium carbon/hydrazine hydrate refers to the mixing of palladium carbon and hydrazine hydrate in any proportion;
(3) mixing the compound shown in the formula (V) obtained in the step (2) with propionyl chloride or propionic anhydride, reacting completely in an organic solvent G at-10-50 ℃ under the action of an alkaline catalyst F, and carrying out aftertreatment on reaction liquid to obtain the compound shown in the formula (I); the organic solvent G is one of the following: tetrahydrofuran, dichloromethane, chloroform, ethyl acetate, diethyl ether, acetonitrile, toluene or benzene; the alkaline catalyst F is one of the following: pyridine, diethylamine, triethylamine, quinoline, N-dimethylaniline, 4-dimethylaminopyridine, 4-pyrrolidinylpyridine or sodium carbonate;
3. the method of claim 2, wherein: in the step (1), the ratio of the amount of the compound represented by the formula (III) to the amount of the compound represented by the formula (II) and the amount of the substance charged as the basic catalyst B is 1.0: 0.8 to 1.2: 1.0 to 8.0, and the amount of the organic solvent A is 10 to 50mL/g based on the mass of the compound represented by the formula (III).
4. The method of claim 2, wherein: the method for separating and purifying the reaction liquid in the step (1) comprises the following steps: and (2) evaporating the solvent from the reaction solution, dissolving the concentrate with an organic solvent C to obtain a dissolved solution, adding column chromatography silica gel of which the weight is 1.0-2.0 times that of the concentrate into the dissolved solution, uniformly mixing, evaporating the solvent, drying to obtain a mixture of the concentrate and the silica gel, filling the mixture into a column, and then mixing the mixture with the organic solvent C in a volume ratio of 1: taking a mixed solution of petroleum ether and ethyl acetate of 0.1-10 as an eluent, collecting an effluent containing a target component, concentrating under reduced pressure, and drying to obtain a compound shown as a formula (IV); the organic solvent C is one of the following solvents: ethanol, chloroform, tetrahydrofuran or ethyl acetate.
5. The method of claim 2, wherein: in the step (2), when the reducing agent E is iron powder/concentrated hydrochloric acid or iron powder/acetic acid, the feeding mass ratio of the compound shown in the formula (IV) to the iron powder, concentrated hydrochloric acid or acetic acid in the reducing agent E is 1.0: 1.0-3.0: 0.2-1.0; when the reducing agent E is palladium carbon/ammonium formate or palladium carbon/hydrazine hydrate, the feeding mass ratio of the compound shown in the formula (IV) to the palladium carbon, the ammonium formate or the hydrazine hydrate in the reducing agent E is 1.0: 0.1-0.5: 1.0-3.0; the dosage of the organic solvent D is 10-50 mL/g based on the mass of the compound shown in the formula (IV).
6. The method of claim 2, wherein: the step (3) is carried out according to the following method: dropwise adding a propionyl chloride or propionic anhydride organic solvent G solution into the compound shown in the formula (V) and the alkaline catalyst F organic solvent G solution or the compound shown in the formula (V) and the alkaline catalyst F at-10 ℃, reacting for 3-12 hours at-10-50 ℃, and carrying out aftertreatment on the obtained reaction liquid to obtain the compound shown in the formula (I); the total dosage of the organic solvent G is 11-100 mL/G based on the mass of the compound shown in the formula (V).
7. The method of claim 2 or 6, wherein: the ratio of the compound shown in the formula (V) to the amount of the propionyl chloride or propionic anhydride and the amount of the basic catalyst F fed in the step (3) is 1: 1.0-8.0: 1.0-3.0; the dosage of the organic solvent G is 11-100 mL/G based on the mass of the compound shown in the formula (V).
8. The method of claim 2 or 6, wherein: the post-treatment method of the reaction liquid in the step (3) comprises the following steps: filtering the reaction solution, evaporating the solvent from the filtrate, dissolving the concentrate with an organic solvent H to obtain a dissolved solution, adding column chromatography silica gel of which the weight is 1.0-2.0 times that of the concentrate into the dissolved solution, uniformly mixing, evaporating the solvent, drying to obtain a mixture of the concentrate and the silica gel, filling the mixture into a column, and then mixing the mixture with the silica gel in a volume ratio of 1: taking a mixed solution of petroleum ether and ethyl acetate of 0.1-10 as an eluent, collecting an effluent containing a target component, concentrating under reduced pressure, and drying to obtain a compound shown in a formula (I); the organic solvent H is one of the following: ethanol, chloroform, tetrahydrofuran or ethyl acetate.
9. Propionylaminomethoxyphenylbenzo [ d ] of formula (I) as claimed in claim 1]Aza derivativesApplication of the fluoroquinazoline compound in preparing medicaments for preventing or treating human breast cancer.
10. The use according to claim 9, wherein the medicament is a medicament having the activity of inhibiting the activity of human breast cancer cell line MCF-7.
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