CN101830819B - Phenylbutyryl curcumin derivate and application thereof in anti-tumor drug preparation - Google Patents
Phenylbutyryl curcumin derivate and application thereof in anti-tumor drug preparation Download PDFInfo
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/21—Esters, e.g. nitroglycerine, selenocyanates
- A61K31/215—Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids
- A61K31/216—Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acids having aromatic rings, e.g. benactizyne, clofibrate
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/40—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino groups bound to carbon atoms of at least one six-membered aromatic ring and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/42—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino groups bound to carbon atoms of at least one six-membered aromatic ring and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton with carboxyl groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by saturated carbon chains
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
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- A61P35/02—Antineoplastic agents specific for leukemia
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
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Abstract
The invention relates to phenylbutyryl curcumin derivate and application thereof in anti-tumor drug preparation, in particular to 4-(di(2-chloroethyl) amino) phenylbutyryl curcumin, 4,4'-(di(2-chloroethyl)amino) diphenylbutyryl curcumin, pharmaceutically acceptable salts and a preparation method thereof, and applications of 4-(di(2-chloroethyl) amino) phenylbutyryl curcumin, and 4,4'-(di(2-chloroethyl)amino) di phenylbutyryl curcumin in anti-tumor drug preparation. The phenylbutyryl curcumin derivate can be used for (but not limited to) preparing drugs for treating leukemia, skin cancer, gastric cancer, colon cancer, liver cancer, breast cancer or prostatic cancer. The derivate has obvious inhibition on a plurality of animal tumor cell transplanting modules, especially for the human chronic granulocytic leukemia model constructed by NOD-SCID mice inoculated with the human chronic granulocytic leukemia K562 cell stain, the life prolonging rate is obviously enhanced, and the serious toxicity to mice does not exist.
Description
Technical field
The invention belongs to pharmacy field, relate in particular to benzene butyryl radicals curcumin derivate and preparation method thereof, with and in the application of preparation in the antitumor drug.
Background technology
Curcumine (Curcumin, be called for short Cur) be the effective constituent of from rhizome such as Zingiber curcuma turmeric, curcuma zedoary, root tuber of aromatic turmeric, extracting, have antitumor, anti-inflammatory, anti-human immunodeficiency virus, anti-cholesterol, multiple pharmacological effect such as anti-oxidant, have good clinical application potentiality.But the Cur instability, metabolism is rapid in vivo, and bioavailability is low, is difficult to reach effective concentration in the body, has seriously restricted curcumine and has been developed to effective anticarcinogen.By the synthetic curcumin derivate of structure of modification, improve bioavailability, prolong the biological transformation period t of elimination
1/2Significant.
Summary of the invention
One of purpose of the present invention is to provide 4-[two (2-chloroethyl) amino] benzene butyryl radicals curcumine and 4,4 '-[two (2-chloroethyl) amino] two benzene butyryl radicals curcumines and pharmacy acceptable salt thereof.
Two of purpose of the present invention is to provide 4-[two (2-chloroethyl) amino] benzene butyryl radicals curcumine and 4, the preparation method of 4 '-[two (2-chloroethyl) amino] two benzene butyryl radicals curcumines and pharmacy acceptable salt thereof.
As follows for realizing the technical scheme that purpose of the present invention adopts: two (2-chloroethyl) amino of 4-[of the present invention] its structural formula of benzene butyryl radicals curcumine is shown in following compound 1; 4,4 '-[two (2-chloroethyl) amino] two its structural formulas of benzene butyryl radicals curcumine are shown in following compound 2, and the salt of curcumin derivate of the present invention is the compound 1 of following formula structure and compound 2 in the pharmacy acceptable salt class:
Comprise an alkali metal salt, alkaline earth salt at pharmaceutically-acceptable salts, contain organic bases salt, contain the salt of organic bases.This acceptable salt comprises calcium salt, magnesium salts, ammonium salt, triethyl amine salt, ethanolamine salt.
The preparation method of curcumin derivate of the present invention and salt, concrete steps are as follows: curcumine is dissolved in the dry methylene dichloride of crossing, add catalytic amount DMAP (N, the N-4-dimethyl aminopyridine), then add two (2-chloroethyl) amino of the 4-[be dissolved in methylene dichloride] benzenebutanoic acid carries out esterification, then with product through column chromatographic isolation and purification.In the method for the invention described above, can add dewatering agent DCC (dicyclohexylcarbodiimide) or EDCI (1-ethyl-3-(3-dimethylamino-propyl) carbodiimide hydrochloride) earlier, add the DMAP of the general catalytic amount of chemical field again.
The curcumin derivate of the compound 1 that the present invention synthesized and compound 2 structures, all obtain NMR (Nuclear Magnetic Resonance) spectrum (NMR), infrared spectrum (IR), ultraviolet spectrogram (UV), liquid chromatography-mass spectrography (HPLC-Mass) evaluation, compound 1 after evaluation and compound 2 are made the formulation on the suitable pharmacology according to needing.
The present invention is medicine or its pharmacy acceptable salt of protection compound 1 or compound 2, or contains the medicine of compound 1 or compound 2 or pharmaceutical composition or the preparation that its pharmacy acceptable salt is formed.
In the formulation on preparation pharmacology, its carrier is the pharmaceutical carrier of pharmaceutical field routine, for example thinner, vehicle, weighting agent, tackiness agent, disintegrating agent, tensio-active agent, lubricant etc.; It can make oral and various formulations other administering modes, as oral liquid, suspension, capsule, tablet, pill, granule, and powder pin injection liquid etc.; Press the conventional production method preparation of pharmaceutical field, it is selected for use and contains compound 1 or the compound 2 that weight percent is the 0.1%-99.5% activeconstituents.Also can contain the compound 1 of 0.1%-99.5% or the pharmaceutical composition of compound 2; The technology that can realize for the same domain those skilled in the art.
Usage quantity of the present invention can be according to route of administration, variation such as the type of patient's age, body weight, the disease for the treatment of and severity, and its dose can be the 0.001-10g/kg body weight, can be in single or divided doses.
Three of the object of the invention is two (2-chloroethyl) amino of 4-[] benzene butyryl radicals curcumine and 4,4 '-[two (2-chloroethyl) amino] two benzene butyryl radicals curcumines are for the preparation of the application of antitumor drug.
Curcumin derivate can be used for but be not limited to preparation treating leukemia, skin carcinoma, cancer of the stomach, colorectal carcinoma, liver cancer, mammary cancer or prostate cancer medicine.The preferred human chronic myelogenous leukemia of leukemia.
Beneficial effect of the present invention: two (2-chloroethyl) amino of compound 1 curcumine 4-[of the present invention] the benzenebutanoic acid ester all has obvious inhibition to multiple animal tumor cell transplantation model in vivo, especially can be up to 60% to the restraining effect of human chronic myelogenous leukemia K562 cell transplanted tumor in nude mice, and administration group nude mice body weight does not have obvious decline, no animal generation death.1 couple of human chronic myelogenous leukemia K562 of compound cell strain inoculation NOD-SCID mouse makes up human chronic myelogenous leukemia's model, and increase in life span has also improved, and does not see the serious toxicity that pair mouse is arranged.Be 40-75% to rat liver cancer H22 at the body tumour inhibiting rate, same compound 2 is because structural similitude, and experimental results show that also has same effect.Therefore, this compounds has the tumor-inhibiting action stronger than curcumine.
Description of drawings
Fig. 1 is that compound 1 intravenously administrable is to the restraining effect figure of rat liver cancer H22 transplanted tumor
Fig. 2 is that compound 1 oral administration is to the restraining effect figure of rat liver cancer H22 transplanted tumor
Fig. 3 is 1 couple of human chronic myelogenous leukemia K562 of compound cell transplanted tumor in nude mice growth curve chart
Fig. 4 is the action diagram of 1 couple of human chronic myelogenous leukemia K562 of compound cell transplanted tumor in nude mice
Fig. 5 and Fig. 6 are mouse gross anatomy and the mouse bone marrow cells bcr-ab1 genetic expression figure of 1 pair of human chronic myelogenous leukemia's mouse model of compound
Fig. 7 and Fig. 8 are that NS group and compound 1 administration are to human chronic myelogenous leukemia's model mice peripheral hemogram figure
Fig. 9 is the restraining effect figure of 2 couples of rat liver cancer H22 of compound transplanted tumor;
As shown in Figure 1, set up the H22 mice-transplanted tumor, vein gives mouse physiology salt (control group) respectively, compound 1:50,70mg/kg (administration group).Tumour inhibiting rate is up to 60%.
As shown in Figure 2, set up the H22 mice-transplanted tumor, difference orally give mouse physiology salt (control group), compound 1:50,75,100mg/kg (administration group), curcumine 50mg/kg (curcumine control group).Administration group tumour inhibiting rate is respectively 41.21%, 52.93%, 75.06%.Curcumine control group (with mole such as compound 100mg/kg) tumour inhibiting rate only is 16.58%, and visible compound tumor-inhibiting action obviously is eager to excel than curcumine.
As shown in Figure 3, set up human chronic myelogenous leukemia K562 cell transplanted tumor in nude mice model, difference orally give nude mice physiology salt (control group), compound 1:40,60mg/kg (administration group).In the 0th, 4,8, the 11 day length with vernier callipers survey mouse tumor, calculate knurl volume=length * wide * high * 1/2, increase percentage (%)=(the average knurl volume of the average knurl volume-control group of the experimental group)/average knurl volume of control group * 100%.From Fig. 3 as seen, administration group growth of tumor is subjected to obvious inhibition.
As shown in Figure 4, set up K562 cell transplanted tumor in nude mice model, difference orally give nude mice physiology salt (control group), compound 1:40,60mg/kg (administration group).Tumour inhibiting rate is respectively 66.6%, 56.7%.
As Fig. 5, shown in Figure 6, make up human chronic myelogenous leukemia's model with the NOD-SCID mouse, the control group mice gross anatomy, intraperitoneal is seen a large amount of bloody ascites, and solid tumor occurs.Bone marrow cells in mice RT-PCR all examines people human chronic myelogenous leukemia's characterizing gene bcr-abl, illustrates that human chronic myelogenous leukemia's cell K562 goes back to the nest to the NOD-SCID mouse bone marrow cells.
As Fig. 7, shown in Figure 8, NOD-SCID mouse human chronic myelogenous leukemia model, difference orally give mouse physiological saline (control group), compound 1:60mg/kg (administration group), administration group peripheral hemogram juvenile cell also obviously is less than control group.
As shown in Figure 9, difference orally give mouse physiology salt (control group), compound 2:35,50,75,115mg/kg (administration group), curcumine 50mg/kg (curcumine control group).Administration group tumour inhibiting rate is respectively 27.43%, 32.25%, 62.60%, 58.39%.Curcumine control group (with mole such as compound 100mg/kg) tumour inhibiting rate only is 13.42%, and the tumor-inhibiting action of visible compound 2 obviously is eager to excel than curcumine.
Embodiment
It is following that the present invention is described in detail with example by reference to the accompanying drawings
Two (2-chloroethyl) amino of embodiment 14-[] benzene butyryl radicals curcumine (compound 1) synthetic
EDCI 1.92g (10mmol) is dissolved among the anhydrous methylene chloride 200ml, under ice bath, stir and adding curcumine 7.36g (20mmol), DMAP 0.244g (2mmol), slowly drip again and be dissolved with two (2-chloroethyl) amino of 4-[] the methylene dichloride 200ml of benzenebutanoic acid 3.04g (10mmol), continued stirring reaction 6 hours under the room temperature.Use distilled water wash; organic phase with anhydrous magnesium sulfate drying after; filtering and concentrating gets crude product; compacting was equipped with chromatographic separation during crude product was used; reverse C18 post, mobile phase methanol: water 50% → 100% (volume percent) gradient elution obtains two (2-chloroethyl) amino of 4-[] the pure product 1.30g of benzene butyryl radicals curcumine; productive rate 20%, chemical structural formula is as follows:
Molecular formula C
35H
37Cl
2NO
7, mp100-102 ℃
1H?NMR(D6-DMSO):δ1.88(t,2H,-COCH
2CH
2CH
2Ph),2.51(t,2H,-COCH
2CH
2CH
2Ph),2.58(m,2H,-COCH
2CH
2CH
2Ph),3.62(t,4H,-NCH
2CH
2Cl),3.71(t,4H,-NCH
2CH
2Cl),3.85(s,6H,2Ar-OCH3),6.14(s,1H,-COCH=C(OH)-),6.70(d,2H,2-CH=CH-Ar),6.78-6.99(m,2H),7.13-7.19(m,2H),7.33(m,2H),7.51(d,2H),7.58(d,2H),7.62(d,2H,2Ar-CH=),9.72(s,1H,Ar-OH);HPLC-MS?m/z:654.2(M+1)
Synthesizing of embodiment 24,4 '-[two (2-chloroethyl) amino] two benzene butyryl radicals curcumines (compound 2)
EDCI 1.92g (10mmol) is dissolved among the anhydrous methylene chloride 100ml, under ice bath, stir and adding curcumine 1.84g (5mmol), DMAP 0.122g (1mmol), slowly drip again and be dissolved with two (2-chloroethyl) amino of 4-[] the methylene dichloride 200ml of benzenebutanoic acid 3.04g (10mmol), continued stirring reaction 6 hours under the room temperature.Use distilled water wash; organic phase with anhydrous magnesium sulfate drying after; filtering and concentrating gets crude product; compacting was equipped with chromatographic separation during crude product was used, reverse C18 post, mobile phase methanol: water 50% → 100% (volume percent) gradient elution; obtain 4; 4 '-[two (2-chloroethyl) amino] the pure product of two benzene butyryl radicals curcumines (compound 2) 1.88g, productive rate 40%, chemical structural formula is as follows:
C
49H
54C
14N
2O
8,mp58-60℃,
1H?NMR(CDCl
3):δ2.04(m,4H,-COCH
2CH
2CH
2Ph),2.29(t,4H,-COCH
2CH
2CH
2Ph),2.60(m,4H,-COCH
2CH
2CH
2Ph),3.63(t,4H,-NCH
2CH
2Cl),3.70(t,4H,-NCH
2CH
2Cl),3.87(s,6H,2Ar-OCH3),6.58(d,2H,J=16Hz,2-CH=CH-Ar),6.63(d,4H,J=8Hz),6.66(s,1H,-COCH=C(OH)-),7.03(s,2H),7.05(m,2H),7.08(m,2H),7.12(d,4H,J=8Hz),7.17(m,2H),7.51(d,2H),7.53(d,2H),7.62(d,2H,J=16Hz,2Ar-CH=);HPLC-MS?m/z:941.3(M+1)
The effect of 1 couple of rat liver cancer H22 of embodiment 3 compounds transplanted tumor model
3.1 material
8~12 the week age Kunming kind healthy mice, female, body weight is (20 ± 2) g; Mouse provides (conformity certification SCXK (Fujian) 200420002) by Medical University Of Fujian's Experimental Animal Center.Rat liver cancer cell strain H22.Compound 1 uses preceding with being made into desired concn.
3.2 method
3.2.1 the foundation of bearing mouse model
The H22 tumour cell passed more than two generations, adjusted cell count to 10
7It is subcutaneous that/ml, 0.2mL/ only are inoculated in the mouse right fore, inoculates 2, treats about two weeks, the stripping knurl, and homogenate inoculates 80.
3.2.2 grouping
A: being divided into is 3 groups: the mouse behind the inoculation knurl strain 24h is divided into 3 groups at random: the I group is physiology saline control group, compound 1 adopts above-described embodiment method to make, as follows, the II group is compound 1 low dose group (compound 150mg/kg), the III group is compound 1 high dose group (70mg/kg), medication is tail vein injection, 0.1ml/10g.
B: being divided into is 5 groups: the mouse behind the inoculation knurl strain 24h is divided into 5 groups at random: the I group is physiological saline group (being the tumour control group), the II group is compound 1 low dose group (dosage is 50mg/kg), the III group is dosage group (dosage is 75mg/kg) in the compound 1, the IV group is compound 1 high dose group (dosage is 100mg/kg), (dosage is 50mg/kg to the V group for the Cur group, wait mole with high dosage IV group), medication is for irritating stomach, 0.1ml/10g.
3.2.3 tumour inhibiting rate
The stripping knurl claims the knurl quality after putting to death mouse, calculates tumour inhibiting rate. the average knurl quality of the average knurl quality/control group of the average knurl quality-experimental group of tumor control rate (%)=control group * 100%.
3.3 result
3.3.1 the tumor-inhibiting action of compound 1 intravenously administrable
Observe the tumor-inhibiting action of different dosing dosage, 1 couple of rat liver cancer H22 of visible compound transplants ratio of outflow and has obvious suppression effect (seeing Table 1, Fig. 1 of Figure of description).
Table 1 compound 1 intravenously administrable is to rat liver cancer H22 transplanted tumor restraining effect
Annotate: NS (physiological saline control group), compare with the NS group,
*P<0.05;
*P<0.01.
3.3.2 the tumor-inhibiting action of compound 1 oral administration
Observe 6 days tumor-inhibiting action of oral administration.As seen the increase tumour inhibiting rate with dosage improves gradually, presents good dose-effect relationship.Administration group (100mg/kg) is significantly increased than equimolar contrast medicine curcumine (50mg/kg) tumour inhibiting rate, and heavy dose do not see that dead mouse is arranged, and visible compound 1 is safer.(see Table 2 and Fig. 2 of Figure of description)
Table 2 oral administration is to the restraining effect of rat liver cancer H22 transplanted tumor
Annotate: compare with the NS group,
*P<0.05;
*P<0.01.Cur is curcumine
The effect of 1 couple of human chronic myelogenous leukemia K562 of embodiment 4 compounds cell transplanted tumor in nude mice model
4.1 material
4-6 SPF level nude mice in age in week, male, available from (credit number: SCXX (Shanghai) 2007-0005) is provided by Shanghai Slac Experimental Animal Co., Ltd., at the SPF laboratory rearing.Human chronic myelocytic leukemia K562 cell is available from Shanghai Inst. of Cytobiology, Chinese Academy of Sciences's cell bank.Before using, compound 1 is made into desired concn.
4.2 method
4.2.1 the foundation of bearing mouse model
The K562 cell passed more than two generations, adjusted cell count to 5 * 10
7It is subcutaneous that/ml, 0.2mL/ only are inoculated in the nude mice right fore, inoculates 30.
4.2.2 grouping
Be divided into is 3 groups: the strain of inoculation knurl is after 6 days, according to the mouse tumor size, the mouse stratified random is divided into 3 groups at random: the I group is physiology saline control group, the II group is compound 1 low dose group (40mg/kg), the III group is compound 1 high dose group (60mg/kg), medication is gastric infusion, 0.1ml/10g.
4.2.3 knurl increases percentage
Respectively at the length of surveying mouse tumor on the the 0th, 4,8,11 day with vernier callipers, calculate knurl volume=length * wide * high * 1/2, increase percentage (%)=(the average knurl volume of average knurl volume one control group of the experimental group)/average knurl volume of control group * 100%.
4.2.4 tumour inhibiting rate
The stripping knurl claims the knurl quality after putting to death mouse, calculates tumour inhibiting rate. tumor control rate (%)=(the average knurl quality of average knurl quality one experimental group of the control group)/average knurl quality of control group * 100%.
4.3 result
4.3.1 knurl increases percentage
Fig. 3 of Figure of description is seen in each dynamic change of organizing the tumor-bearing mice tumor growth, and the tumor propagation speed of visible administration group is obviously low than NS control group.
4.3.2 the tumor-inhibiting action of oral administration
Observe 11 days tumor-inhibiting action of oral administration.The result shows that compound 1 can obviously suppress the growth of K562 cell transplanted tumor in nude mice, and its tumour inhibiting rate is respectively 66.6%, 56.7%, learns processing (t check) by statistics and has significant difference, has certain dose-effect relationship (seeing Table 3, Fig. 4 of Figure of description).Compare with the physiological saline group, administration group nude mice body weight does not have obvious decline, and no animal is taken place dead, and the prompting compound does not increase the toxicity of medicine when improving the medicine antitumous effect.Test shows that 1 couple of human chronic myelogenous leukemia K562 of compound cell transplanted tumor in nude mice model has significant tumor-inhibiting action.
Table 3 oral administration is to the restraining effect of human chronic myelogenous leukemia K562 cell transplanted tumor in nude mice
Annotate: compare with the NS group,
*P<0.05;
*P<0.01.
The effect of 1 pair of human chronic myelogenous leukemia's mouse model of embodiment 5 compounds
5.1 material
5.1.1NOD-SCID mouse
Female and male dual-purpose, 4~6 ages in week, body weight 18~22g, Institute of Experimental Animals, Chinese Academy of Medical Sciences provides, license licensed licenser licence numbering: SCXK (capital) 2005-0013.The NOD-SCID mouse is raised (meeting the SPF standard) in the mouse box with cover in the laminar-flow rack of SPF laboratory.The standard particle feed, drinking-water, bedding and padding and all contact article all through sterilising treatment with mouse.
5.1.2 human leukemia cell line (K562)
Available from Shanghai Inst. of Cytobiology, Chinese Academy of Sciences's cell bank, the cultivation of going down to posterity of this chamber routine is adopted the cell of logarithmic phase to do in the animal body and is transplanted.
5.1.3 be made into desired concn before compound 1 uses.
5.2 method
5.2.1 the foundation of mouse chronic myelocytic leukemia model
The NOD-SCID mouse is accepted the full-body exposure of 2.0Gy X ray, and the vegetative period K562 cell of taking the logarithm next day be used for to be transplanted the disposable injection 1 * 10 of tail vein
7The cell/ mouse.
5.2.2 1 pair of NOD-SCID mouse of compound chronic myelocytic leukemia model effect
After the NOD-SCID mouse was transplanted the K562 cell, random packet set up physiological saline control group and drug treatment group separately, four every group.The blank group gives physiological saline 0.2ml/ and only irritates stomach, and the drug treatment group gives compound 160mg/kg and irritates stomach, in transplanting the beginning administrations of two week of back, and successive administration 5 days, drug treatment group drug withdrawal continuous use 8 days again after 5 days.Close observation mouse generalized case, body weight and appetite during the administration, assessment drug toxicity and animal to the tolerance degree of medicine to adjust dosage regimen.Record each experimental mice survival time, be three months observing time, and surviving after the K562 Transplanted cells, the person is long-term survival more than two months.
5.2.3 peripheral blood film and white blood cell count(WBC)
Each experimental mice respectively at inoculation before and 1 week of inoculation back, 2 weeks, 3 weeks, 4 weeks, 5 weeks, get tail vein counting total white blood cells, and the preparation blood smear, through Rui Shi-Giemsa staining, classification under the oily mirror, counting.
5.3 result
5.3.1NOD-SCID mouse human chronic myelogenous leukemia model construction
After the physiological saline control group mice was transplanted human chronic myelogenous leukemia's cell K562, the nature survival time was 32.5 ± 9.0 days.Animal skin is wrinkling, the Mi Shaodong that withers, instability of gait, and body weight alleviates gradually.Transplant back three all peripheral blood leucocyte and obviously raise, can reach and transplant preceding 2-10 doubly, peripheral blood film is seen a large amount of juvenile cells.Dead mouse gross anatomy, intraperitoneal is seen a large amount of bloody ascites, and solid tumor occurs, splenomegaly not obvious (seeing Figure of description 5).Physiological saline control group NOD-SCID bone marrow cells in mice RT-PCR all examines people bcr-abl gene (seeing Figure of description 6), illustrates that human chronic myelogenous leukemia's cell K562 goes back to the nest to the NOD-SCID mouse bone marrow cells.The white blood model construction success of reference's chronic granulocyte.
5.3.2 oral administration is to the effect of mouse chronic myelocytic leukemia
The drug treatment group has 2 to remain work in 4 mouse till finishing, survival time has reached 85 days, realize long-term survival, all the other mouse survival times obviously prolong than the physiological saline control group, peripheral white blood cell is starkly lower than the physiological saline control group, and the peripheral hemogram juvenile cell also obviously is less than control group.(see Table 4,5, and Figure of description 7,8), test shows that 1 pair of mouse chronic myelocytic leukemia of compound that embodiment 1 is synthesized has effect.
Table 4 oral administration influences chronic myelocytic leukemia mouse survival time
*: P<0.05, VS NS group.
Each experimental mice peripheral white blood cell (* 10 of table 5
9/ L)
The restraining effect of 2 couples of rat liver cancer H22 of embodiment 6 compounds transplantation tumor
Table 6 compound 2 oral restraining effect of giving rat liver cancer H22 transplanted tumor
Annotate: compare with the NS group,
*P<0.05; * P<0.01.
The present invention also can verify in the same mode of above-described embodiment and comprise compound 1 or compound 2 or its at pharmaceutically-acceptable salts and contain compound 1 or compound 2 or its pharmaceutical composition in the pharmaceutically-acceptable salts form have similar characteristic; The example of pharmaceutically-acceptable salts comprises an alkali metal salt such as sodium salt or sylvite, and alkaline earth salt such as calcium salt or magnesium salts contain salt such as the ammonium salt of organic bases, or gives up salt such as triethyl amine salt or the ethanolamine salt of organic bases.
Claims (10)
1. structural formula is two (2-chloroethyl) amino of 4-[of following compound 1] benzene butyryl radicals curcumine and structural formula be 4,4 ' of following compound 2-[two (2-chloroethyl) amino] two benzene butyryl radicals curcumines and pharmacy acceptable salt thereof:
2. the preparation method of the described compound 1 of claim 1 or compound 2, it is characterized in that: curcumine is dissolved in the dry methylene dichloride of crossing, add catalytic amount DMAP, then adding two (2-chloroethyl) amino of the 4-[be dissolved in methylene dichloride] benzenebutanoic acid carries out esterification and obtains compound 1 or compound 2 products, then compound 1 or compound 2 products obtained compound 1 or compound 2 products of purifying through column chromatographic isolation and purification.
3. according to the preparation method of compound 1 or the compound 2 of claim 2, it is characterized in that dissolving curcumine again behind described methylene dichloride dissolving dewatering agent DCC or the EDCI, then add the DMAP of catalytic amount.
4. the curcumin derivate of the described compound 1 of claim 1 or compound 2 and pharmacy acceptable salt thereof the application in the preparation antitumor drug.
5. contain pharmaceutically acceptable pharmaceutical composition that the described compound 1 of claim 1 or compound 2 curcumin derivates or its pharmacy acceptable salt be combined into or preparation in the application of preparation antitumor drug.
6. according to claim 4 or 5 described application, it is characterized in that: described antitumor drug is for the preparation of the medicine for the treatment of leukemia, lymphoma, skin carcinoma, cancer of the stomach, colorectal carcinoma, liver cancer, mammary cancer, prostate cancer or other malignant tumours.
7. one kind contains pharmaceutical composition or the preparation that the described compound of claim 1 or its pharmacy acceptable salt are formed.
8. two (2-chloroethyl) amino of the described 4-[of claim 1] benzene butyryl radicals curcumine monoesters or dibasic acid esters or its pharmacy acceptable salt or contain two (2-chloroethyl) amino of 4-[] monoesters of benzene butyryl radicals curcumine or dibasic acid esters and pharmacy acceptable salt thereof the pharmaceutical composition or the application of preparation in the preparation antitumor drug that are combined into.
9. according to claim 4 or 5 or 8 described application, it is characterized in that: described tumour is leukemia, skin carcinoma, cancer of the stomach, colorectal carcinoma, liver cancer, mammary cancer or prostate cancer medicine.
10. application according to claim 9 is characterized in that: leukemia is the human chronic myelogenous leukemia.
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