WO2004067495A1 - Composes d'alanine, leur procede de preparation et leur utilisation - Google Patents
Composes d'alanine, leur procede de preparation et leur utilisation Download PDFInfo
- Publication number
- WO2004067495A1 WO2004067495A1 PCT/CN2003/000096 CN0300096W WO2004067495A1 WO 2004067495 A1 WO2004067495 A1 WO 2004067495A1 CN 0300096 W CN0300096 W CN 0300096W WO 2004067495 A1 WO2004067495 A1 WO 2004067495A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- amino
- trans
- isopropylcyclohexaneformyl
- propionic acid
- phenyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
- A61K31/19—Carboxylic acids, e.g. valproic acid
- A61K31/195—Carboxylic acids, e.g. valproic acid having an amino group
- A61K31/197—Carboxylic acids, e.g. valproic acid having an amino group the amino and the carboxyl groups being attached to the same acyclic carbon chain, e.g. gamma-aminobutyric acid [GABA], beta-alanine, epsilon-aminocaproic acid or pantothenic acid
- A61K31/198—Alpha-amino acids, e.g. alanine or edetic acid [EDTA]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
- A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
- A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
- C07C233/57—Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings
- C07C233/63—Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Definitions
- the invention relates to the fields of medicinal chemistry and endocrine therapy, in particular to the synthesis of alanine compounds and their use in the preparation of anti- ⁇ diabetes drugs. Background of the invention.
- Type II diabetes is a metabolic disorder. Patients present with elevated blood glucose levels (fasting blood glucose levels greater than 130 mg / dL) and diabetes. Sustained hyperglycemia can lead to many complications, such as retinal, renal, and neurological diseases, especially cardiovascular complications are the leading cause of death and disability in patients with diabetes [Shinkai, H. Exp. Opin. Then Patents. 2000, 10 : 596]. Therefore, controlling the patient's blood glucose level is extremely important to delay or block the occurrence of complications. At present, sulfonylurea drugs and biguanide drugs are mainly used to control patients' blood glucose. Because insulin resistance is the main cause of the development of type II diabetes, insulin sensitizers are an important area of research for anti-type II diabetes drugs.
- the first thiazolidinedione insulin sensitizer troglitazone was launched in 1997.
- thiazolidinediones have shown different degrees of liver toxicity after marketing [Henry, RR Endocrinol. Metab. Clin. North Am. 1997, 26, 553], of which troglitazone is more toxic due to liver toxicity And was withdrawn from the market.
- An object of the present invention is to provide a novel alanine compound having a insulin-sensitizing activity and a pharmaceutically acceptable salt thereof.
- Another object of the present invention is to provide a method for preparing such compounds and salts thereof.
- Yet another object of the present invention is to provide the use of such compounds and their salts in the preparation of anti-type II diabetes drugs.
- the present invention provides alanine compounds and salts thereof having the structure of the following formula (I):
- R 2 represents a hydrogen atom or a C 6 alkyl group which may be substituted.
- the present invention also provides two methods for preparing an alanine compound and a salt thereof having the structure of the formula (I).
- the first preparation method includes the following steps:
- R 2 is H
- R 2 is H
- the second preparation method includes the following steps:
- R 2 is H
- the present invention further provides the use of an alanine compound represented by formula (I) and a salt thereof in the preparation of an anti-type 2 diabetes drug.
- an alanine compound represented by formula (I) and a salt thereof in the preparation of an anti-type 2 diabetes drug.
- 0 6 alkyl means a saturated or unsaturated, substituted or unsubstituted straight chain, branched fluorinated hydrocarbon chain containing 1 to 6 carbon atoms, and specific examples include methyl, ethyl, propyl, and isopropyl Base, butyl, isobutyl, sec-butyl, tert-butyl, pentyl, isopentyl, neopentyl, tert-pentyl, 1-methylbutyl, 2-methylpropyl, hexyl, isohexyl , 1-methylpentyl, 2-methylpentyl, 3-methylpentyl, 2-methylbutyl, 1,1-dimethylbutyl, 1,2-dimethylbutyl, 1 3,3-dimethylbutyl, 2,3-dimethylbutyl, 3,3-dimethylbutyl, 1-ethylbutyl, 2-ethylbutyl, 1,1,2-tri Methylprop
- fluorenyl groups having 1 to 4 carbon atoms such as methyl, ethyl, propyl, isopropyl, and butyl are preferred, and methyl, ethyl, and propyl are more preferred. Methyl and ethyl are the best.
- Aryl means an aromatic hydrocarbon group, preferably an aryl group having 6 to 14 carbon atoms, specifically phenyl, tolyl, xylyl, biphenyl, naphthyl, indenyl, anthracenyl, phenanthryl , More preferably phenyl or naphthyl, and most preferably phenyl.
- Aromatic heterocyclyl means a five- or six-membered heteroaryl group containing 1-4 heteroatoms selected from oxygen, nitrogen, or sulfur atoms, furyl, thienyl, pyrrolyl, imidazolyl, thiazolyl, Pyrazolyl, isothiazolyl, isoxazolyl, pyridyl, pyrimidinyl, pyridazinyl, pyrazinyl, triazolyl, tetrazolyl, and the like. Of these groups, thienyl, furyl, oxazolyl, isoxazolyl and thiazolyl are preferred, and thienyl, oxazolyl and isoxazolyl are more preferred.
- Substitutable fluorenyl "substitutable aryl”, and “substitutable aromatic heterocyclic group” respectively indicate that the above-mentioned “alkyl”, “aryl”, and “aromatic heterocyclic group” are optional Ground is selected from the group consisting of atom, alkyl, alkoxy, acyloxy, -OH, -N3 ⁇ 4, N0 2, - HAc group substituents.
- salts with inorganic acids such as hydrochloric acid, hydrobromic acid, hydrofluoric acid, sulfuric acid, nitric acid, and phosphoric acid, and formic acid, acetic acid, propionic acid, oxalic acid, malonic acid, and -amber.
- Acid addition salts of organic acids such as acids, fumaric acid, maleic acid, lactic acid, malic acid, tartaric acid, citric acid, picric acid, methanesulfonic acid, and ethanesulfonic acid
- acidic amino acids such as aspartic acid and glutamic acid
- bases such as salts of inorganic bases such as sodium, potassium, calcium, aluminum, ammonium, methylamine, ethylamine, ethanolamine, etc., or with lysine, arginine, ornithine And other basic amino acids.
- alanine compounds represented by formula (I) and salts thereof according to the present invention are prepared according to the following scheme.
- Compound A is condensed with L-tyrosine methyl ester or D-tyrosine methyl ester in an inert solvent such as chloroform, dichloromethane, diethyl ether, and tetrahydrofuran at -10-50 ° C for 0.1-72 hours to obtain 2_ [N -(Trans-4-isopropylcyclohexaneformyl) amino] -3- (4-hydroxyphenyl) methyl propionate (compound B).
- the optimal reaction conditions were 24 hours at room temperature in chloroform.
- Compound B is subjected to Mitsunobu reaction with the corresponding heterocycloalkyl alcohol or aromatic alcohol, and then hydrolyzed with an inorganic base to obtain compounds 1-8.
- the solvents used in Mitsunobu reaction are anhydrous tetrahydrofuran, anhydrous ether, chloroform, and dichloromethane. Inert solvent, reaction temperature is 0-100 ° C, reaction time is 0.1-3 days.
- Suitable inorganic bases for the hydrolysis reaction are sodium hydroxide, lithium hydroxide, potassium hydroxide, sodium carbonate, potassium carbonate, lithium carbonate, etc., and the hydrolysis temperature is -10-100 ° C.
- the solvent is tetrahydrofuran-methanol composed of mixed solvents in different proportions.
- Suitable inorganic bases for the hydrolysis reaction are sodium hydroxide, lithium hydroxide, potassium hydroxide, sodium carbonate, potassium carbonate, lithium carbonate, etc., and the hydrolysis temperature is -10-100 ° C.
- the solvent is tetrahydrofuran-methanol composed of mixed solvents in different proportions. Or other inert solvents such as chloroform, dichloromethane, benzene and suitable alcohols such as ethanol, propanol, isopropanol, etc., are mixed solvents in different proportions.
- the best hydrolysis conditions are tetrahydrofuran-methanol (3: 1) as the solvent, and hydrolyzed with lithium hydroxide at room temperature for 24 hours.
- Insulin sensitizers can promote the differentiation of preadipocytes into adipocytes. Using the differentiation of the cells as an indicator, insulin sensitizers can be specifically screened. Reference method [Kletzein BR Mol. Pharm. 1991, 41, 393], using the 3T3-L1 preadipocyte model, and using intracellular triglyceride production as an indicator of cell differentiation, the compound of formula (I) of the present invention Evaluation of insulin sensitizing activity. 3T3-L1 cells were cultured in DMEM (Dulbecco's modified Eagle's medium) containing 10% NBS (new born bovine serum) and passaged every 3 days. The cells were transferred to a 24-well culture plate.
- DMEM Dulbecco's modified Eagle's medium
- NBS new born bovine serum
- the positive control group was rosiglitazone, and the solvent control group was culture medium containing 0.1% DMSO.
- the triglyceride increase was measured for each compound at three different concentrations (0.01, 0.1, ⁇ ⁇ mol / L).
- Table 2 shows the insulin-sensitizing activity of the alanine compounds of the present invention. As can be seen from Table 2, Compounds 1 and 2 have strong insulin-sensitizing activity.
- the alanine compounds of the present invention can be used for controlling blood glucose levels and inhibiting the formation of complications in patients with type 2 diabetes.
- the alanine compounds of the present invention do not have a thiazolidinedione group and have similar insulin sensitizing activity as the thiazolidinedione compounds, so these compounds may become new-type drugs for treating diabetes and its complications.
- Table 2 3T3-L1 intracellular triglyceride increase percentage drug concentration a (mol / L)
- the compound of the present invention or a pharmaceutically acceptable salt thereof can be prepared into various preparations, which include the compound of the present invention or a pharmaceutically acceptable salt thereof in a safe and effective amount range and a pharmaceutically acceptable carrier.
- safe, effective amount is meant that the amount of the compound is sufficient to significantly improve the condition without causing serious side effects.
- the safe and effective amount of the compound is determined according to the specific conditions of the subject, such as age, illness, and course of treatment.
- “Pharmaceutically acceptable carrier” refers to: one or more compatible solid or liquid fillers or gel substances, which are suitable for human use and must have sufficient purity and low enough toxicity. "Compatibility” herein means that each component in the composition can mutually reconcile with the compound of the present invention and each other without significantly reducing the medicinal effect of the compound.
- pharmaceutically acceptable carriers are cellulose and its derivatives (such as sodium carboxymethyl cellulose, sodium ethyl cellulose, cellulose acetate, etc.), gelatin, talc, and solid lubricants (such as stearic acid).
- Magnesium stearate calcium sulfate, vegetable oils (such as soybean oil, sesame oil, peanut oil, olive oil, etc.), polyols (such as propylene glycol, glycerin, mannitol, sorbitol, etc.), emulsifiers (such as Tween®), moisturizers Wetting agents (such as sodium lauryl sulfate), colorants, flavoring agents, stabilizers, antioxidants, preservatives, pyrogen-free water, etc.
- vegetable oils such as soybean oil, sesame oil, peanut oil, olive oil, etc.
- polyols such as propylene glycol, glycerin, mannitol, sorbitol, etc.
- emulsifiers such as Tween®
- moisturizers Wetting agents such as sodium lauryl sulfate
- 0.21 g (0.42 mmol) of the product from the previous step was colorless mucus in 4.8 mL of dichloromethane, 4.8 mL of trifluoroacetic acid was added, and the mixture was stirred at room temperature for 1 hour. Part of the solvent was distilled off under reduced pressure at room temperature, and the residue was adjusted to neutrality with a saturated aqueous sodium hydrogen carbonate solution. It was extracted with 2 ⁇ 10 mL of dichloromethane, combined, washed with water, dried over anhydrous magnesium sulfate, and filtered with suction. The solvent was evaporated from the filtrate, and the residue was refluxed in 2 mL of 2-fluoropyridine for 24 hours.
- the chloroform layer was washed with 5 mL of water, saturated brine, dried over anhydrous magnesium sulfate, and filtered with suction. 0.80 g (4.1 mmol) of L-tyrosine methyl ester was added to the filtrate, and the mixture was stirred at room temperature for 24 hours.
- the reaction solution was washed with IN hydrochloric acid, washed with water, dried over anhydrous magnesium sulfate, and filtered with suction.
- the solvent was distilled off under reduced pressure, and the residue was dissolved in methanol and left at -20 ° C to precipitate a white solid.
- the mother liquor was concentrated and a solid was precipitated. 53g ⁇
- the title compound was obtained twice as a white solid 0.53g. Yield: 37.8%.
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Diabetes (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Hematology (AREA)
- Endocrinology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Obesity (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Emergency Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Pyridine Compounds (AREA)
- Indole Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/543,091 US20060154970A1 (en) | 2003-01-28 | 2003-01-28 | Alanines compounds, method of preparing them and their use |
| JP2004567216A JP2006513250A (ja) | 2003-01-28 | 2003-01-28 | アラニン系化合物、その製造方法及び用途 |
| EP03815509A EP1591440A4 (en) | 2003-01-28 | 2003-01-28 | ALANINE COMPOUNDS, MANUFACTURING METHOD AND USE |
| PCT/CN2003/000096 WO2004067495A1 (fr) | 2003-01-28 | 2003-01-28 | Composes d'alanine, leur procede de preparation et leur utilisation |
| AU2003303815A AU2003303815A1 (en) | 2003-01-28 | 2003-01-28 | Alanines compounds, method of preparing them and their use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2003/000096 WO2004067495A1 (fr) | 2003-01-28 | 2003-01-28 | Composes d'alanine, leur procede de preparation et leur utilisation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004067495A1 true WO2004067495A1 (fr) | 2004-08-12 |
Family
ID=32778641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2003/000096 Ceased WO2004067495A1 (fr) | 2003-01-28 | 2003-01-28 | Composes d'alanine, leur procede de preparation et leur utilisation |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20060154970A1 (zh) |
| EP (1) | EP1591440A4 (zh) |
| JP (1) | JP2006513250A (zh) |
| AU (1) | AU2003303815A1 (zh) |
| WO (1) | WO2004067495A1 (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005116018A1 (en) * | 2004-05-24 | 2005-12-08 | Beijing Molecule Science And Technology Co., Ltd | TYROSINE DERIVATIVES SUBSTITUTED BYALKANOYLAS hPPARα & hPPARϜ ANGONISTS |
| WO2005115998A1 (en) * | 2004-05-24 | 2005-12-08 | Beijing Molecule Science And Technology Co., Ltd | TYROSINE DERIVATIVES SUBSTITUTED BY ALKANOYLAS hPPARα & hPPARϜ ANGONISTS |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150045435A1 (en) * | 2013-08-06 | 2015-02-12 | Indiana University Research And Technology Corporation | Compounds and methods for treating diabetes |
| JP7622338B2 (ja) * | 2019-04-11 | 2025-01-28 | インケ、ソシエダ、アノニマ | 2-(3,5-ジクロロフェニル)-6-ベンズオキサゾールカルボン酸1-デオキシ-1-メチルアミノ-d-グルシトールの製造方法 |
| CN110015978B (zh) * | 2019-04-29 | 2021-03-19 | 康化(上海)新药研发有限公司 | O-[2-[[叔丁氧羰基]氨基]乙基]-n-[芴甲氧羰基]-l-酪氨酸的合成方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265674A (zh) * | 1997-07-31 | 2000-09-06 | 伊兰药品公司 | 能抑制由vla-4介导的白细胞粘连的4-氨基苯基丙氨酸化合物 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6354321A (ja) * | 1985-03-27 | 1988-03-08 | Ajinomoto Co Inc | 血糖降下剤 |
| EP1243577A4 (en) * | 1999-12-28 | 2005-06-08 | Ajinomoto Kk | NEW PHENYLALANINE DERIVATIVES |
-
2003
- 2003-01-28 AU AU2003303815A patent/AU2003303815A1/en not_active Abandoned
- 2003-01-28 US US10/543,091 patent/US20060154970A1/en not_active Abandoned
- 2003-01-28 EP EP03815509A patent/EP1591440A4/en not_active Withdrawn
- 2003-01-28 WO PCT/CN2003/000096 patent/WO2004067495A1/zh not_active Ceased
- 2003-01-28 JP JP2004567216A patent/JP2006513250A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265674A (zh) * | 1997-07-31 | 2000-09-06 | 伊兰药品公司 | 能抑制由vla-4介导的白细胞粘连的4-氨基苯基丙氨酸化合物 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005116018A1 (en) * | 2004-05-24 | 2005-12-08 | Beijing Molecule Science And Technology Co., Ltd | TYROSINE DERIVATIVES SUBSTITUTED BYALKANOYLAS hPPARα & hPPARϜ ANGONISTS |
| WO2005115998A1 (en) * | 2004-05-24 | 2005-12-08 | Beijing Molecule Science And Technology Co., Ltd | TYROSINE DERIVATIVES SUBSTITUTED BY ALKANOYLAS hPPARα & hPPARϜ ANGONISTS |
| US7544687B2 (en) | 2004-05-24 | 2009-06-09 | Beijing Molecule Science And Technology Co., Ltd | Substituted α-piperazinyl phenylpropionic acid derivatives as hPPAR α and/or hPPAR γ agonists |
Also Published As
| Publication number | Publication date |
|---|---|
| US20060154970A1 (en) | 2006-07-13 |
| EP1591440A4 (en) | 2006-03-29 |
| EP1591440A1 (en) | 2005-11-02 |
| JP2006513250A (ja) | 2006-04-20 |
| AU2003303815A1 (en) | 2004-08-23 |
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