WO2004099193A2 - 1-aryl-3-(indol-5-yl)-prop-2-en-1-ones, compositions les contenant et utilisation - Google Patents
1-aryl-3-(indol-5-yl)-prop-2-en-1-ones, compositions les contenant et utilisation Download PDFInfo
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- WO2004099193A2 WO2004099193A2 PCT/FR2004/001012 FR2004001012W WO2004099193A2 WO 2004099193 A2 WO2004099193 A2 WO 2004099193A2 FR 2004001012 W FR2004001012 W FR 2004001012W WO 2004099193 A2 WO2004099193 A2 WO 2004099193A2
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- indol
- methyl
- propenone
- cells
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- 0 *C(C([Al])=O)=Cc1ccc2[n](*)ccc2c1 Chemical compound *C(C([Al])=O)=Cc1ccc2[n](*)ccc2c1 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic 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
- C07D405/02—Heterocyclic 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 two hetero rings
- C07D405/06—Heterocyclic 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 two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
Definitions
- the present invention relates to new chemical compounds, particularly new 1-aryl-3- (indol-5-yl) -prop-2-en-1-ones, the compositions containing them, and their use as medicaments.
- the invention relates to novel specific 1-aryl-3- (indol-5-yl) - prop-2-en-1-ones having anticancer activity, and in particular an inhibitory activity for tubulin polymerization.
- 1-aryl-3- (indol-5-yl) -prop-2-en-1-ones represent a subclass of the chalcone family, in which a phenyl ring has been replaced by an indole.
- chalcones have been widely described in the literature for over a century. However, although several hundred publications deal with therapeutic applications of chalcones, few of them discuss their use in oncology.
- these products induce necrosis in vivo in a very significant way, which is a very favorable result with a view to further development of drugs effective for the treatment of cancers. Then, it was observed that with the products of the invention, the necrosis of the tumor occurs in the minutes which follow the injection of the tested product, and that the heart of the tumor is completely destroyed in less than a day. , with no apparent effect on neighboring healthy cells. These products could therefore be useful for treating patients suffering from inoperable tumors, that is to say whose surgical removal presents a very high risk. important (i) for the immediate survival of the patient, or (ii) for the possible consequences on his quality of life (invalidation).
- Y is selected from the group consisting of halogen, methyl
- Ar is selected from the group consisting of:
- the products according to the invention include isomers.
- the Z isomers and the E isomers are part of the invention. E isomers are preferred.
- Y is CH 3 .
- the products according to the invention are advantageously enhanced by their preparation in the form of a pharmaceutical composition, in combination with a pharmaceutically acceptable excipient.
- a product in accordance with the invention may be used for the manufacture of a medicament useful for treating a pathological condition, in particular cancer.
- the present invention also relates to therapeutic compositions containing a compound according to the invention, in combination with a pharmaceutically acceptable excipient according to the mode of administration chosen.
- the pharmaceutical composition can be in solid, liquid or liposome form.
- solid compositions mention may be made of powders, capsules, tablets.
- oral forms it is also possible to include the solid forms protected from the acidic environment of the stomach.
- the supports used for the solid forms consist in particular of mineral supports such as phosphates, carbonates or organic supports such as lactose, celluloses, starch or polymers.
- Liquid forms are made up of suspension or dispersion solutions. They contain as dispersive support either water or an organic solvent (ethanol, NMP or others) or mixtures of surfactants and solvents or complexing agents and solvents.
- the liquid forms will preferably be injectable and, therefore, will have an acceptable formulation for such use.
- Acceptable routes of injection include the intravenous, intraperitoneal, intramuscular, and subcutaneous routes, with the intravenous route being preferred.
- the administered dose of the compounds of the invention will be adapted by the practitioner according to the route of administration of the patient and the condition of the latter.
- the compounds of the present invention can be administered alone or in admixture with other anticancer agents.
- platinum derivatives such as cisplatin, carboplatin or oxaliplatin
- antibiotic agents such as bleomycin, mitomycin, dactinomycin "antimicrotubule agents such as vinblastine, vincristine, vindesine, vinorelbine, taxoides (paclitaxel and docetaxel)
- anthracyclines such as doxorubicin, daunorubicin, idarubicin, epirubicin, mitoxantrone, losoxantrone
- fluoropyrimidines such as 5-fluorouracil, UFT, floxuridine
- cytidine analogues such as 5-azacytidine, cytarabine, gemcitabine, 6-mercaptomurine, 6-thioguanine
- adenosine analogs such as pentostatin, cytarabine or fludarabine phosphate
- anti-vascular agents such as combretastatin or colchicine derivatives and their prodrugs.
- a product in accordance with the invention may promote the disintegration of clusters of cells originating from vascular tissue. More particularly, the products of the present invention will be used in their first therapeutic application to inhibit the growth of cancer cells and at the same time the destruction of existing vessels. The inhibition of vascularization is determined by a cell detachment test as described below.
- An endothelial cell detachment test was established in order to select the products on the basis of their "in vitro" activity.
- This test for determining the detachment of endothelial cells is characterized in that the endothelial cells, seeded in plates whose bottom is covered with a binding agent preferably chosen from gelatin, fibronectin or vitronectin, after culture, are added with a medium containing the compound to be tested, then the cells are labeled with a fluorescent substance, the cells which have detached are washed away and the fluorescence of the remaining cells is counted with a fluorimeter.
- This test consists in measuring the detachment of endothelial cells cultivated on substrates based on a binding agent preferably chosen from fibronectin, vitronectin or gelatin.
- a binding agent preferably chosen from fibronectin, vitronectin or gelatin.
- the culture medium is replaced by a medium containing the compound to be tested in the absence of serum.
- the same preparation is prepared six times at three different concentrations (0.1, 0.3 and 0.6 ⁇ M) and six times the control without the addition of anti-vascular product.
- the cells are labeled with calcein-AM (1.6 ⁇ g / ml) in culture medium supplemented with 0.1% BSA.
- the cells which have become detached are removed by washing with the culture medium containing 0.1% bovine serum albumin; 100 ⁇ l of medium are added to each well. The fluorescence of the remaining cells is counted using a fluorimeter. The data obtained are expressed relative to the control (untreated cells).
- HDMEC cells Human Dermal Microvascular Endothelial Cells, Promocell, c-122102
- ECGM-MV medium which contains 5% fetal calf serum, growth factors (EGF 10 ng / ml, hydrocortisone 1 ⁇ g / ml , 0.4% growth supplement with heparin) and antibiotics (amphotericin 50 ng / ml, gentamicin 50 ⁇ g / ml).
- the HDMECs are inoculated with 5,000 cells in 96-well bright-field plates (Costar) pre-coated with fibronectin (10 ⁇ g / ml) or vitronectin (1 ⁇ g / ml) or gelatin. Twenty four hours later, the culture medium is replaced by ECGM-MV 0.1% BSA medium containing the indicated products. The concentrations tested are 0.1-0.3 and 1 ⁇ M for each product. After two hours of treatment, the cells are labeled for one hour with calcein (1.6 ⁇ g / ml, Molecular Probes) in ECGM-MV 0.1% BSA medium.
- the detached cells are then removed by washing with ECGM-MV 0.1% BSA medium; 100 ⁇ l of medium is added to each well.
- the fluorescence of the cells which remain attached to the substrate of the well is counted using a fluorimeter, Spectrafluor Plus (Tecan, 485 nm excitation, and 535 nm emission). The data are the average of six different samples and are expressed as a percentage of the control (untreated cells).
- a cell detachment effect greater than or equal to 15% is considered significant.
- a product in accordance with the invention may be useful for inhibiting the polymerization of tubulin.
- Tubulin inhibition can be performed in vitro. An example of an in vitro tubulin inhibition method is described below.
- Tubulin is purified from pig brains according to published methods (Shelanski et al., 1973, Proc. Natl. Acad. Sci.USA, 70, 765-768. Weinberger et al., 1975, Proc. Natl. Acad Sci. USA, 72, 1858-1862). Briefly, the brains are ground and centrifuged in an extraction buffer. The tubulin, contained in the supernatant of the extract undergoes two successive cycles of polymerization at 37 ° C and depolymerization at 4 ° C, before being separated from MAPs (Microtubule Associated Proteins) by chromatography on a P11 phosphocellulose column (Whatman) . Tubulin, thus isolated is more than 95% pure.
- MAPs Microtubule Associated Proteins
- RB / 2 30% glycerol the composition of which is MES-NaOH [2- (N-morpholino) -ethanesulfonic acid] 50 mM, pH 6.8; 0.25 mM MgCl 2 ; 0.5 mM EGTA; glycerol 30% (v / v), GTP (guanosine-5'-tri-phosphate) 0.2 mM.
- tubulin in microtubules is followed by turbidimetry as follows: the tubulin is adjusted to a concentration of 10 ⁇ M (1 mg / ml) in the RB / 2 30% glycerol buffer to which 1 mM GTP and 6 mM MgCl 2 are added .
- the polymerization is triggered by an increase in temperature from 6 ° C to 37 ° C in a cell with a 1 cm optical path, placed in a UVIKON 931 spectrophotometer (Kontron) equipped with a thermostatically controlled cell holder.
- the increase in the turbidity of the solution is followed at 350 nm.
- IC 5 o is defined as the concentration of product which inhibits 50% of the rate of polymerization.
- a product whose LC 50 is less than or equal to 3 ⁇ M is considered to be very active.
- HeLa or HDMEC cells The proliferation of HeLa or HDMEC cells is evaluated by measuring the incorporation of [ 14 C] -thymidine as follows.
- HeLa cells tumor epithelial cells of human origin
- DMEM medium Gibco
- antibiotics penicillin 1%, streptomycin 1%
- the cells are seeded in 96-well cytostar microplates (Amersham), at a rate of 5000 cells per well.
- [ 14 C] -thymidine 0.1 ⁇ Ci / well
- DMSO solvent used to dissolve the products
- IC 50 is defined as the concentration of product which decreases the radioactivity by 50% compared to an untreated control.
- a product whose LC 50 is less than 1 ⁇ M is considered to be cytotoxic
- mice are bred either by IFFA-CREDO (Domaine des Oncins, 69210 L'ArbresIe, France) from a breed obtained by Jackson Laboratories, Bar Harbor, ME, USA, or by Charles River France (76410 St Aubin lès Elbeuf, France) from a breed obtained by Charles River, USA.
- the mice initially weigh more than 18 g at the start of the test. They have free access to food (UAR reference 113, Villemoisson, 91160 Epinay sur Orge, France) and to water.
- the tumors used are currently transplanted in our laboratories. All of these tumors are at the Frederick Cancer Research Facility (Frederick, MD, USA) at the National Cancer Institute (NCI) frozen tumor depot, or at the American Type Culture Collection (ATCC, Rockville, MD, USA).
- mice necessary for an experiment are gathered and implanted bilaterally on day 0 (zero).
- the growth of solid tumors develops freely to the desired size.
- the mice are then treated by intravenous injection of a test compound in solution.
- Sampling of tumors is usually done (but not necessarily) 24 hours after treatment.
- mice are killed by brain dislocation.
- the implanted tumors, as well as the skin covering them and the tissues nearby are collected and stored in 10% formaldehyde (v / v) (Carlo Erba, Val de Reuil, France).
- Tumor necrosis (necrosis ⁇ degeneration) is assessed microscopically using a scale of importance from 0 to 5:
- the values assigned to tumor necrosis 24 hours after administration of the test compound correspond only to product-dependent necrosis which can be differentiated with certainty from any existing necrosis originating from experience.
- the tumor model is a murine C51 adenocarcinoma.
- This colon tumor is a grade III mucosal colonic adenoma. This is maintained by serial subcutaneous passages every 18 days in female BALB / c mice. The experiments were carried out in female BALB / c mice.
- Halogen is an element chosen from F, Cl, Br, and I.
- the chalcones of general formula (I) are an elements chosen from F, Cl, Br, and I.
- aromatic ketones of general formula (II) are described in the literature and generally prepared from the corresponding aromatic aldehydes which are commercially available.
- Y represents a radical methyl
- the operation is advantageously carried out by reacting the aldehyde with an organometallic reagent suitably chosen then by oxidizing the benzyl alcohol thus obtained under the conditions described in J. Med. Chem., 1990, 33, 1948.
- R is a non-substitutable substituent under the halogen exchange conditions and Y represents a halogen atom, preferably a bromine or chlorine atom, can be prepared by adding halogen then dehydrohalogenation of a chalcone in which Y represents a hydrogen atom according to the scheme (II). It is particularly advantageous to operate this addition-elimination sequence on a form protected from indolic nitrogen, for example with a trimethylsilyl, triethylsilyl, terf-butyl-dimethylsilyl, or tert-butyloxycarbonyl, then deprotect. Since Y is fluorine, it is not recommended to use silylated protecting groups, as is known to those skilled in the art.
- halogen preferably bromine or chlorine
- a solvent such as chloroform or carbon tetrachloride at a temperature between 0 and 50 ° C.
- Dehydrohalogenation is generally carried out in a solvent such as dichloromethane in the presence of an organic or mineral base, such as triethylamine or soda or potassium carbonate at a temperature between 0 ° C and the reflux of the reaction medium.
- This dehydrohalogenation can simultaneously lead to at least partial deprotectio ⁇ of indole nitrogen, depending on the protective group used, particularly when it is a terf.butyloxycarbonyl radical.
- Ar, R and Y are in accordance with the invention can be prepared by alkylation of a chalcone of general formula (I) in which the substituent R is a hydrogen atom.
- This reaction is carried out in two stages.
- a first step after activation of the indolic nitrogen in the form of an alkali metal salt, for example using an alkali hydride such as NaH, LiH or KH, an alkyl halide such as as 2-bromoethoxy-tert-butyl-dimethylsilane to form a product of general formula (I) in which R 2-fe / f.butyldimethylsilyloxy-ethyl.
- a second step consists in cleaving the trimethylsilyl protecting group using an alkaline fluoride such as tetra N-butyl ammonium fluoride to lead to the formation of a product according to the invention in which R is -CH 2 CH 2 OH.
- an alkaline fluoride such as tetra N-butyl ammonium fluoride
- Step 1 2.24 g of 1- (3,4,5-trimethoxyphenyl) -propanone are successively added to a 25 mL three-necked flask, topped with a Soxhlet filled with 3A molecular sieve.
- Biorg. Med. Chem. 1998, 8 (9), 1051, and 2.76 g of 1-tert.butyloxycarbonyl-indole-5-carboxaldehyde - which can be prepared according to J. Org. Chem. 2002, 67 (17), 6256-59 - in 100 mL of ethanol containing 2 mL of piperidine and 1 mL of acetic acid. The reaction medium is brought to reflux for 48 hours.
- Step 2 0.7 g of E-2-methyl-3- [1- (1-te / f.butyloxycarbonyl-1-H-indol-5-yl] -1- (3,4,5-trimethoxy- phenyl) -propenone are dissolved in 15 ml of THF, 1.5 ml of methanol and 0.25 g of sodium methylate are then successively added and the mixture is then stirred for 18 hours at room temperature After concentration under reduced pressure, the reaction medium is taken up in 75 ml of ethyl acetate and 35 ml of water The organic phase is decanted, washed with water, dried over magnesium sulphate and concentrated under reduced pressure After purification by flash chromatography on gel of silica (70-230 mesh), eluting with a mixture of dichloromethane and diisopropyl ether (50/50 by volume), 505 mg of E-2-methyl-3- (1-H-indol-5) are obtained -yl) -1-
- Step 3 To a solution of 1.4 g of E-2-methyl-3- (1-H-indol-5-yl) -1 - (3,4,5-trimethoxy-phenyl) -propenone, obtained at step 2, in 40 ml of pyridine, cooled to 0 °, 360 mg of sodium hydride, 60% in oil, is slowly added. After stirring for 1 hour at 0 °, until gas evolution ceases, 960 mg of 2-bromoethoxy-terf.butyl-dimethylsilane is added and the mixture is brought to 60 ° for 2 hours. After adding 80 ml of water, the reaction medium is extracted 3 times with 50 ml of ethyl acetate.
- Step 4 A solution of 1.5 g of E-2-methyl-3- [1- (2- fe ⁇ .butyldimethylsilyloxyethyl) indol-5-yl] -1- (3,4,5-trimethoxy-phenyl) - propenone in 50 ml of tetrahydrofuran is stirred for 48 hours at room temperature with 23.5 ml of a 1M solution of tetra N-butyl ammonium fluoride in tetrahydrofuran. After addition of 25 ml of water, the reaction medium is extracted 3 times with 5 ml of ethyl acetate. The combined organic phases are washed with water, dried over magnesium sulfate and concentrated to dryness under reduced pressure.
- Step 1 In a 250 ml three-necked flask under an argon atmosphere, 5 g of indole-5-carboxaldehyde are dissolved in 90 ml of DMF and 18 ml of DMSO, then the mixture is cooled to 0 ° C. 2.06 g of 60% sodium hydride in oil is then added in portions, then the mixture is stirred and allowed to return to ambient temperature until the evolution of gas is stopped. 8.6 g of (2-trimethylsilylethyl) oxymethyl chloride are then poured in dropwise, then the mixture is stirred for 20 hours at ambient temperature.
- reaction medium is then poured onto a mixture of 300 ml of water and 100 g of crushed ice, then extracted 3 times with 150 ml of ethyl acetate.
- the combined organic phases are washed with a saturated aqueous solution of sodium chloride, dried over magnesium sulfate and concentrated to dryness under reduced pressure.
- the brown oil obtained is purified by flash chromatography on silica gel (70-230 mesh), eluting with a mixture of cyclohexane and ethyl acetate (70/30 by volume), 9 g is then obtained 1- (2-trimethylsilyl-ethyl) oxymethyl-indole-5-carboxaldehyde, in the form of an orange oil used as it is in the next step.
- Step 2 2.1 g of 1- (3-methoxy-4,5-methylenedioxy-phenyl) -propanone - which can be added to a 250 ml three-necked flask, topped with a Soxhlet filled with 3A molecular sieve prepared according to J. Org. Chem. 1981, 46 (14), 2969-71 - and 2.76 g of 1 - (2-trimethylsilylethyl) oxymethyl-indole-5-carboxaldehyde in 100 ml of ethanol containing 2 ml of piperidine and 1 ml of acid acetic, heating at reflux for 96 hours.
- Step 3 In a 250 ml three-necked flask under an argon atmosphere, 2 g of E-2-methyl-3- [1 - (2-trimethylsilyl-ethyl) oxymethyl-1 -H-indol-5-yl] are dissolved. -1 - (3-methoxy-4,5-methylenedioxy-phenyl) -propenone in 42 ml of THF, then 4.3 ml of a 1M solution of tetra N-butyl ammonium fluoride in THF is added and the mixture is brought at reflux for 20 hours. After concentration under reduced pressure, the reaction medium is taken up in 75 ml of ethyl acetate and 75 ml of water.
- the organic phase is decanted, washed with water, dried over magnesium sulfate and concentrated to dryness under reduced pressure.
- the red oil obtained is purified by flash chromatography on silica gel (70-230 mesh), eluting with a mixture of cyclohexane and ethyl acetate (70/30 by volume), then by recrystallization from isopropanol , then 420 mg of pure E-2-methyl-3- (1-H-indol-5-yl) -1- (3-methoxy-4,5-methylene-dioxyphenyl) -propenone are obtained, in the form a beige solid with the following characteristics:
- Step 4 Operating as in step 3 of Example 1, but from 671 mg of E-2-methyl-3- (1 -H-indol-5-yl) -1 - (3-methoxy -4.5-methylenedioxyphenyl) -propenone, obtained in Example 17, of 180 mg of sodium hydride at 60% in oil and of 479 mg of 2-bromoethoxy-fe / t.butyldimethylsilane in 20 ml of pyridine, after purification by flash chromatography on silica gel (70-230 mesh), 830 mg of E is eluted with a mixture of ethyl acetate and cyclohexane (30/70 by volume) -2- methyl-3- [1- (2-te / f.butyldimethylsilyloxyethyl) indol-5-yl] -1- (3-methoxy-4,5-methylenedioxy-phenyl) -propenone, in the form of an oil yellow used as is
- Step 5 By operating as in step 4 of Example 1, but starting from 830 mg of E-2-methyl-3- [1- (2-te .butyldimethylsilyloxyethyl) indol-5-yl] -1 - (3-methoxy-4,5-methylenedioxy-phenyl) -propenone in 25 ml of tetrahydrofuran and 13.5 ml of a 1M solution of tetrabutylammonium fluoride in tetrahydrofuran for 20 hours, after purification by flash- chromatography on silica gel (70-230 mesh), eluting with a mixture of ethyl acetate and cyclohexane (50/50 by volume), then by recrystallization from isopropyl ether, 385 mg of E- 2- methyl-3- [1- (2-hydroxyethyl) indol-5-yl] -1- (3-methoxy-4,5-methylenedioxyphenyl)
- Step 1 4.86 g of 1- (2,5-dimethoxyphenyl) -propanone and 6.13 g of 1- are successively added to a 500 ml three-necked flask, topped with a Soxhlet filled with 3A molecular sieve.
- terf.butyloxycarbonyl-indole-5-carboxaldehyde - which can be prepared according to J. Org. Chem. 2002, 67 (17), 6256-59 - in 280 mL of ethanol containing 5 mL of piperidine and 2.53 mL of acetic acid, heating at reflux for 48 hours.
- Step 3 By operating as in step 3 of Example 1, but starting with 1 g of E-2-methyl-3- (1-H-indol-5-yl) -1- (2,5 -dimethoxy-phenyl) -propenone, 280 mg of 60% sodium hydride in oil and 750 mg of 2-bromoethoxy / ibutyl-dimethylsilane in 30 ml of pyridine, obtained after flash purification chromatography on silica gel (70-230 mesh), eluting with a mixture of ethyl acetate and cyclohexane (30/70 by volume), 1.45 g of E-2-methyl-3- [1 - (2-te / f.butydimethylsilyloxyethyl) indol-5-yl] -1- (2,5-dimethoxyphenyl) -propenone, in the form of a brown oil used as it is in the next step.
- Step 4 By operating as in step 4 of Example 1, but starting with 1.45 g of E-2-methyl-3- [1- (2-tert.butydimethylsilyloxyethyl) indol-5-yl] -1- (2,5-dimethoxy-phenyl) -propenone in 45 ml of tetrahydrofuran and 25 ml of a 1M solution of tetra N-butyl ammonium fluoride in tetrahydrofuran for 20 hours, after purification by flash- chromatography on silica gel (70-230 mesh), eluting with a mixture of ethyl acetate and cyclohexane (30/70 by volume), then by recrystallization from isopropanol, 610 mg of E-2-methyl- 3- [1- (2-hydroxyethyl) indol-5-yl] -1- (2,5-dimethoxy-phenyl) -propenone, in the form of yellow crystal
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- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Animal Behavior & Ethology (AREA)
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- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
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Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP04742579A EP1622895A2 (fr) | 2003-04-30 | 2004-04-27 | 1-aryl-3-(indol-5-yl)-prop-2-en-1-ones, compositions les contenant et utilisation |
| JP2006505814A JP2006525291A (ja) | 2003-04-30 | 2004-04-27 | 1−アリール−3−(インドール−5−イル)プロパ−2−エン−1−オン、該化合物を含む組成物、及びそれらの使用 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR03/05389 | 2003-04-30 | ||
| FR0305389A FR2854399B1 (fr) | 2003-04-30 | 2003-04-30 | 1-aryl-3-(indol-5-yl)-prop-2-en-1-ones, compositions les contenant et utilisation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2004099193A2 true WO2004099193A2 (fr) | 2004-11-18 |
| WO2004099193A3 WO2004099193A3 (fr) | 2005-01-06 |
Family
ID=33155601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR2004/001012 Ceased WO2004099193A2 (fr) | 2003-04-30 | 2004-04-27 | 1-aryl-3-(indol-5-yl)-prop-2-en-1-ones, compositions les contenant et utilisation |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1622895A2 (fr) |
| JP (1) | JP2006525291A (fr) |
| FR (1) | FR2854399B1 (fr) |
| WO (1) | WO2004099193A2 (fr) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2159618T3 (es) * | 1993-11-17 | 2001-10-16 | Kyowa Hakko Kogyo Kk | Derivados de propenona. |
| WO1996035665A1 (fr) * | 1995-05-10 | 1996-11-14 | Kyowa Hakko Kogyo Co., Ltd. | Derives de propenone |
| PE20030758A1 (es) * | 2001-12-05 | 2003-10-07 | Aventis Pharma Sa | 1,3-diarilprop-2-en-1-onas, composiciones que las contienen y su utilizacion |
-
2003
- 2003-04-30 FR FR0305389A patent/FR2854399B1/fr not_active Expired - Lifetime
-
2004
- 2004-04-27 WO PCT/FR2004/001012 patent/WO2004099193A2/fr not_active Ceased
- 2004-04-27 JP JP2006505814A patent/JP2006525291A/ja active Pending
- 2004-04-27 EP EP04742579A patent/EP1622895A2/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006525291A (ja) | 2006-11-09 |
| FR2854399A1 (fr) | 2004-11-05 |
| WO2004099193A3 (fr) | 2005-01-06 |
| EP1622895A2 (fr) | 2006-02-08 |
| FR2854399B1 (fr) | 2006-11-17 |
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