CN116675686A - Isoindolinyl-piperidine carboxamide compound, and preparation method and application thereof - Google Patents

Isoindolinyl-piperidine carboxamide compound, and preparation method and application thereof Download PDF

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CN116675686A
CN116675686A CN202310534104.XA CN202310534104A CN116675686A CN 116675686 A CN116675686 A CN 116675686A CN 202310534104 A CN202310534104 A CN 202310534104A CN 116675686 A CN116675686 A CN 116675686A
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compound
acid
isoindolinyl
cancer
piperidine
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徐学军
杨玉坡
杨争艳
段超群
徐红运
裴梦富
刘亚青
李岑
汤善顺
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Henan Radiomedical Science And Technology Co ltd
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    • C07ORGANIC CHEMISTRY
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    • C07D413/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/14Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
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    • A61P35/00Antineoplastic agents
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    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/14Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/14Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
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    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

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Abstract

The application provides an isoindolinyl-piperidine formamide compound, a preparation method and application thereof, and the isoindolinyl-piperidine formamide compound contains the isoindolinyl-piperidine formamide mother nucleus group with biological activity, which is further chemically modified to generate a plurality of compounds with higher biological activity, so that the wide application of the compounds in biological medicine and the development prospect of pharmaceutical preparations are expanded. The compound can obviously inhibit proliferation of cells such as lung cancer, liver cancer, pancreatic cancer, gastric cancer and the like at low dose (nanomole), and can effectively inhibit growth of transplanted tumor in mice, so that the compound has a prospect of being developed into antitumor drugs.

Description

Isoindolinyl-piperidine carboxamide compound, and preparation method and application thereof
Technical Field
The application belongs to the field of tumor targeted therapy, and particularly relates to an isoindolinyl-piperidine carboxamide compound, a preparation method and application thereof.
Background
Cancer has high morbidity and mortality in China, and patients have a tendency to be younger. Because the early symptoms of most cancers are not specific, most patients are in middle and late stages when diagnosis is confirmed, the postoperative metastasis and recurrence rate is high, and the side effects of the traditional treatment modes such as combined chemotherapy and radiotherapy are large, and the clinical benefit rate is low. Although there has been great progress in the clinical diagnosis and treatment of some cancers, many drugs have problems of primary or secondary drug resistance due to inherent heterogeneity and phenotypic plasticity of cancer cells, resulting in a clinical lack of available effective drugs. Therefore, the development of new cancer therapeutic drugs is of great importance.
The application synthesizes an isoindolinyl-piperidine carboxamide compound with a brand new structural formula. Through analysis of some biological technologies, the compounds can obviously inhibit proliferation of lung cancer, liver cancer, pancreatic cancer and gastric cancer cells at very low dose, have good tumor inhibiting effect in animal bodies, and have no obvious toxic or side effect. Therefore, further development of such compounds would be of great significance in the application of tumor therapy.
Disclosure of Invention
The application aims to provide an isoindolinyl-piperidine carboxamide compound, a preparation method and application thereof.
Based on the above purpose, the application adopts the following technical scheme:
an isoindolinyl-piperidine carboxamide compound has a structural formula shown in a general formula I:
wherein R is 1 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3SO 2 NH 2
R 2 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH、
R 3 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH;R 4 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH;R 5 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 -COOH, OH; w, X, G are each independently selected from C or N;
k is selected from O or NH.
The isoindolinyl-piperidine formamide compound is specifically a compound with the following structure:
a biologically acceptable salt of the isoindolinyl-piperidine carboxamide compound with at least one of acetic acid, dihydrofolate, benzoic acid, citric acid, sorbic acid, propionic acid, oxalic acid, fumaric acid, maleic acid, hydrochloric acid, malic acid, phosphoric acid, sulfurous acid, sulfuric acid, vanilloid acid, tartaric acid, ascorbic acid, boric acid, lactic acid, and ethylenediamine tetraacetic acid.
The preparation method of the isoindolinyl-piperidine carboxamide compound comprises the following synthetic route:
the specific synthesis steps are as follows:
(1) Dissolving a compound 1, a compound 2 and potassium carbonate in DMF, stirring at 65-75 ℃ for complete reaction, diluting the reaction solution with ethyl acetate, washing with saturated saline, and spin-drying an organic phase to obtain a compound 3;
(2) Dissolving the compound 3 in methanol, adding an ethyl acetate solution of hydrogen chloride, stirring at room temperature, and spin-drying the reaction solution to obtain a compound 4;
(3) Dissolving the compound 4, the compound 6, HBTU and DIEA in DMF, stirring at room temperature, completely reacting, spin-drying the reaction solution, and performing column chromatography to obtain the target compound.
Further, in the step (1), the molar ratio of the compound 1 to the compound 2 to the potassium carbonate is 1:1:1.2; in the step (2), the molar ratio of the compound 3 to the hydrogen chloride is 1:10; in step (3), the molar ratio of compound 4, compound 6, HBTU and DIEA is 1:1.2:1.2:3.
The isoindolinyl-piperidine carboxamide compounds and application of the biologically acceptable salts thereof in preparing antitumor drugs.
Preferably, the antitumor drug is a drug for treating lung cancer, liver cancer, pancreatic cancer, gastric cancer and the like.
Specifically, the isoindolinyl-piperidine formamide compounds with brand new structures, such as IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321C-1, IG230322A-1, IG230322B-1, IW230322A-1, IW230322B-1, IW230322C-1, IW230322A-1, IW 230322C-37C-1, and the like are synthesized. Detecting proliferation inhibition of the compound on various cancer cells by a CCK-8 method; and detecting the influence of the compound on the in-vivo growth of liver cancer by a nude mouse transplanted tumor model.
The results show that the compounds of the present application, IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321C-1, IG230322A-1, IG230322B-1, IG230322C-1, IW230322A-1, IW230322B-1, IW230322C-1, IW230323A-1, IW230323B-1 and IW230323C-1, can effectively inhibit liver cancer and lung cancer in vivo and inhibit cancer of the lung, and can significantly inhibit the growth of cancer cells in mice.
In summary, the present application provides a novel isoindolinyl-piperidine carboxamide compound and its derivatives for use in tumor therapy and potential molecular mechanisms.
Drawings
FIG. 1 is a graph showing the evaluation of antitumor effect of different doses of IG230308B-1 in mice against a blank solvent.
Detailed Description
In order to make the technical purpose, technical scheme and beneficial effect of the present application more clear, the technical scheme of the present application is further described below with reference to the accompanying drawings and specific embodiments.
In the process according to the application for the synthesis of the compounds of the formula I, the various starting materials used for the reaction are preparable by the person skilled in the art according to the prior art, or can be prepared by methods known from the literature, or can be obtained commercially. The intermediates, raw materials, reagents, reaction conditions and the like used in the above reaction schemes may be appropriately changed according to the knowledge already known to those skilled in the art.
In the present application, unless otherwise specified, wherein: (i) The temperature is expressed in degrees centigrade (DEG C), and the operation is performed in a room temperature environment; more specifically, the room temperature is 20-30 ℃; (ii) Drying the organic solvent by a common drying method, evaporating the solvent by a rotary evaporator under reduced pressure, wherein the bath temperature is not higher than 50 ℃; the volume ratio of the developing agent to the eluent is equal; (iii) the reaction process is followed by Thin Layer Chromatography (TLC); (iv) The final product has satisfactory proton nuclear magnetic resonance 1 H-NMR)。
EXAMPLE 1 Synthesis of all Compounds reference the following scheme
The specific synthesis method is exemplified by a compound IG230308B-1, and the structural formula is as follows:
the compound IG230308B-1, named (1- (4- (2, 2-trifluomethoxy) benzyl) piridin-4-yl) (5- ((5- (4- (trifluormethyl) phenyl) -1,2, 4-oxazo-5-yl) oxy) pyraziin-2-yl) oxy) isoidin-2-yl) methane, was synthesized as follows:
step 1.Tert-butyl 5- ((5- (3- (4- (trifluoromethyl) phenyl) -1,2, 4-oxazo l-5-yl) pyrazin-2-yl) oxy) isoindole-2-carbox-ylate (Compound 3)
Compound 1 (2.0 g,8.50mmol,1.0 eq), compound 2 (2.78 g,8.50mmol,1.0 eq) and potassium carbonate (1.41 g,10.2mmol,1.2 eq) were dissolved in 30 mM LDMF and reacted at 70℃for 3 hours, after which the reaction was monitored by TLC. The reaction was diluted with 200mL ethyl acetate, washed three times with saturated brine (200 mL x 3), the organic phase dried and spun-dried and the crude product purified by column (PE/ea=10/1 to 3/1) to give 3.5g of compound 3 as a white solid in 78.3% yield.
1 H NMR(CDCl 3 ,300MHz)δ:9.05(d,J=1.1Hz,1H),8.70(d,J=1.1Hz,1H),8.38(d,J=8.2Hz,2H),7.84(d,J=8.4Hz,2H),7.35(s,1H),6.95(d,J=10.0Hz,2H),4.83(s,4H),1.59(s,9H).
Step 2. (4- (2- (piperidine-1-yl) ethoxy) phenyl) methane-nol (Compound 4)
Compound 3 (3.2 g,6.09mmol,1.0 eq) was dissolved in 20mL of methanol, cooled to 0deg.C, 4M hydrogen chloride in ethyl acetate (15.2 mL,60.9mmol,10 eq) was added, and the reaction was allowed to warm to room temperature naturally for 2 hours, and TLC monitoring showed complete reaction of starting material and new points had occurred. The reaction solution was directly dried by spin to obtain 2.75g of Compound 4 as a white solid in 97.8% yield.
1 H NMR(CDCl 3 ,300MHz)δ:9.05(d,J=1.1Hz,1H),8.70(d,J=1.1Hz,1H),8.38(d,J=8.2Hz,2H),7.84(d,J=8.4Hz,2H),7.35(s,1H),6.95(d,J=10.0Hz,2H),4.83(s,4H)
Step 3. (4- (4- (2, 2-trifluothoxy) benzyl) piperazin-1-yl) (5- ((5- (3- (4- (trifluormethyl) phenyl) -1,2, 4-oxazo-5-yl) pyrazin-2-yl) oxy) isorack-2-yl) methane (IG 230308B-1)
Compound 4 (1.0 g,2.17mmol,1.0 eq), compound 6 (0.87 g,2.60mmol,1.2 eq), HBTU (1.84 g,2.60mmol,1.2 eq) and DIEA (0.84 g,6.50mmol,3.0 eq) were dissolved in 25mL DMF and reacted at room temperature for 4 hours, after which the reaction was monitored by TLC. The reaction was directly spin-dried over column (DCM/meoh=60:1 to 20:1) to give 1.53g of ig230308b-1 as a yellow solid in 75% yield.
1 H NMR(CDCl 3 ,300MHz)δ:9.11(d,J=1.1Hz,1H),8.69(d,J=1.1Hz,1H),8.40(d,J=8.2Hz,2H),7.86(d,J=8.4Hz,2H),7.40(d,J=8.6Hz,2H),7.37(s,1H),7.18(d,J=12.2Hz,2H),6.99(d,J=10.0Hz,2H),4.85(s,4H),4.41(s,3H),3.70(m,2H),3.61(s,2H),3.45(s,4H),2.55(s,4H).
Examples 2, IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321B-1, IG230321C-1, IG230322A-1, IG230322B-1, IG230322C-1, IW230322A-1, IW230322B-1, IW230322C-1, IW230323A-1, IW230323B-1 and IW230323C-1 have inhibitory effect on proliferation of gastric cancer, lung cancer, liver cancer, pancreatic cancer, and other cancer cells
HGC827, hepG2, bxPC-3 and HGC-27 cells in logarithmic growth phase were collected, counted and the cell suspension concentration was adjusted to 5X 10 4 Each mL was added to a 96-well cell culture plate at a volume of 100uL per well. The compounds of the present application, IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321B-1, IG230322A-1, IG230322B-1, IW230322C-1, IW230322A-1, IW230322B-1 and IW230322C-1 were diluted to a final concentration of 100.0.3L and a final concentration of the mixture was used in a final culture system of 100.0.3.3 mol/1, respectively. After further culturing for 48h, 10 μl of CCK-8 solvent was added to each well, incubated at 37deg.C for 1h, and the OD value at an absorption wavelength of 450nm was measured, the results were recorded, and the cell growth curve was drawn with the dose of the compound as abscissa and the absorbance as ordinate. The statistics of half-maximal inhibition (IC 50 value) of tumor cells by the compounds are shown in table 1 below:
table 1.CCK-8 detection of IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321B-1, IG230321C-1, IG230322A-1, IG230322B-1, IG230322C-1, IW230322A-1, IW230322B-1, IW230322C-1, IW230323A-1, IW230323B-1 and IW230323C-1, inhibition of lung cancer, pancreatic cancer, proliferation and other cancers, and cell proliferation and the like
The table shows: the compounds of the present application have excellent inhibitory effects on lung cancer, pancreatic cancer, gastric cancer, pancreatic cancer and the like, and are preferably used in the treatment of lung cancer, pancreatic cancer, etc. IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321B-1, IG230321C-1, IG230322A-1, IG230322B-1, IG230322C-1, IW230322A-1, IW230322B-1, IW230322C-1, IW230323A-1, IW230323B-1, IW 230323C-1. The present application takes IG230308B-1 as an example to further study the in vivo anti-tumor effect of the compounds.
EXAMPLE 3 antitumor efficacy of IG230308B-1 in mice
SPF grade, 30 BALB/c-nude female nude mice of 6 week old and 18-22g in weight were purchased from St Bei Fu (Beijing) Biotechnology Co., ltd. Taking HepG2 cell transplanted tumor tissue which is successfully inoculated subcutaneously, washing blood stain by PBS, cutting into small blocks of 1.5 mm, sucking a small tumor block by a puncture needle, wiping the abdomen of an animal by an alcohol cotton ball, directly penetrating subcutaneously, and injecting the tumor block. The inoculated animals are put back into the original cage for feeding, so that the environment is kept clean, and the infection is avoided. After 1 week of tumor cell inoculation, the inoculation site was observed for the formation of milky white nodules. The major and minor diameters of the tumor were measured with a vernier caliper, and the volume of the tumor was calculated according to the formula (tumor volume=major diameter×minor diameter 2×0.5). The tumor volume reaches 100-150mm 3 Grouping and administration is performed at that time. The 20 mice meeting the experimental volume requirements were randomly divided into 4 groups of 5 mice each. By gastric administration, IG230308B-1 was administered 1 time per day at 5, 10 and 20mg/kg per mouse, with suspension solvent (SUS Control,2.5% CMC-Na aqueous solution) as Control100 mu L each time was administered for 11 days. Tumor volume and body weight of mice were measured every other day, and the results are shown in FIG. 1.
The results in FIG. 1A show that at the end of the trial, the morphology of the grafts in the IG 230308B-1-20 mg/kg group was significantly smaller than in the solvent control group. The results in FIG. 1B show that, from the third day of administration, the transplanted tumor volume in the IG 230308B-1-20 mg/kg group began to shrink, the later growth was slow, and the tumor volumes in the control group and the other dosed groups continued to grow larger.
Taken together, the results demonstrate that IG230308B-1, IG230309B-1, IG230310B-1, IG230308C-1, IG230309C-1, IG230310C-1, IW230307A-1, IW230308A-1, IW230309A-1, IW230309B-1, IW230310B-1, IW230312B-1, IW230313A-1, IW230313B-1, IW230313C-1, IG230320A-1, IG230320B-1, IG230320C-1, IG230321A-1, IG230321B-1, IG230321C-1, IG230320A-1, IG230320C-1, IW 230320A-1, IW 230320B-1, IW 230320C-1, IW 230320B-1 and IW 230320C-1 can significantly inhibit lung cancer, pancreatic cancer, and the like, and that can significantly inhibit the proliferation of tumors of the cells in mice and the body of the liver, and the like. Therefore, the medicine has good anticancer effect and development potential.
According to the general way of drug development (conventional anti-tumor in-vitro screening is carried out firstly and then targeted research is carried out), the compound can be applied to cancer treatment drugs related to abnormal cell proliferation, and the anti-tumor drugs can be prepared by salifying with human bodies or mixing with a medicinal carrier.
Finally, what should be said is: the above embodiments are only for illustrating the technical solution of the present application, and any equivalent replacement of the present application and modification or partial replacement without departing from the spirit and scope of the present application should be covered in the scope of the claims of the present application.

Claims (7)

1. An isoindolinyl-piperidine carboxamide compound is characterized by having a structural formula as shown in a general formula I:
wherein R is 1 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3-SO 2 NH 2
R 2 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH、
R 3 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH;
R 4 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH;
R 5 Selected from H, F, cl, br, I, -CN, -CH 3 、-CF 3 、-OCH 3 、-OCF 3 、-COOH、OH;
W, X, G are each independently selected from C or N;
k is selected from O or NH.
2. The isoindolinyl-piperidine carboxamide compound according to claim 1, characterized in that it is a compound of the following structure:
3. the biologically acceptable salt of an isoindolinyl-piperidine carboxamide compound of claim 1 or 2 with at least one of acetic acid, dihydrofolate, benzoic acid, citric acid, sorbic acid, propionic acid, oxalic acid, fumaric acid, maleic acid, hydrochloric acid, malic acid, phosphoric acid, sulfurous acid, sulfuric acid, vanillic acid, tartaric acid, ascorbic acid, boric acid, lactic acid, and ethylenediamine tetraacetic acid.
4. The method for preparing the isoindolinyl-piperidine carboxamide compound according to claim 1, wherein the synthetic route is as follows:
the specific synthesis steps are as follows:
(1) Dissolving the compound 1, the compound 2 and potassium carbonate in DMF, stirring at 65-75 ℃ for complete reaction, diluting the reaction liquid with ethyl acetate, washing with saturated saline, spin-drying the organic phase, and performing column chromatography to obtain a compound 3;
(2) Dissolving the compound 3 in methanol, adding an ethyl acetate solution of hydrogen chloride, stirring at room temperature, and spin-drying the reaction solution to obtain a compound 4;
(3) Dissolving the compound 4, the compound 6, HBTU and DIEA in DMF, stirring at room temperature, completely reacting, spin-drying the reaction solution, and performing column chromatography to obtain the target compound.
5. The method for producing isoindolinyl-piperidine carboxamides according to claim 4, wherein in step (1), the molar ratio of compound 1, compound 2 and potassium carbonate is 1:1:1.2; in the step (2), the molar ratio of the compound 3 to the hydrogen chloride is 1:10; in step (3), the molar ratio of compound 4, compound 6, HBTU and DIEA is 1:1.2:1.2:3.
6. Use of the isoindolinyl-piperidine carboxamides and their biologically acceptable salts according to any one of claims 1 to 3 for the preparation of antitumor drugs.
7. The use according to claim 6, characterized in that: the antitumor drug is a drug for treating lung cancer, liver cancer, pancreatic cancer and gastric cancer.
CN202310534104.XA 2023-05-12 2023-05-12 Isoindolinyl-piperidine carboxamide compound, and preparation method and application thereof Pending CN116675686A (en)

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