473927-64-9

Basic information

• Product Name: 1-(4-Methoxyphenyl)-6-(4-iodophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester
• Synonyms: 1-(4-Methoxyphenyl)-6-(4-iodophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester;Ethyl 6-(4-iodophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate;Apixaban IV;6-(4-iodophenyl)-1-(4-Methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate;Ethyl 6-(4-iodophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-;ethyl 6-(4-iodophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5-dihydropyrazolo[3,4-c]pyridine-3-carboxylate;Ethyl 6-(4-iodophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine;1-(4-Methoxyphenyl)-6-(4-iodophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl este
• CAS NO: 473927-64-9
• Molecular Formula: C₂₂H₂₀IN₃O₄
• Molecular Weight: 517.31637
• EINECS: 200-258-5
• Mol File: 473927-64-9.mol
• Article Data: 10

Chemical Properties

• Boiling Point: 649.4±55.0 °C(Predicted)
• Appearance: /
• Density: 1.60
• Storage Temp.: 2-8°C(protect from light)
• PKA: -0.78±0.20(Predicted)
• CAS DataBase Reference: 1-(4-Methoxyphenyl)-6-(4-iodophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester(CAS DataBase Reference)
• NIST Chemistry Reference: 1-(4-Methoxyphenyl)-6-(4-iodophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester(473927-64-9)
• EPA Substance Registry System: 1-(4-Methoxyphenyl)-6-(4-iodophenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester(473927-64-9)

Safety Data

• Hazardous Substances Data: 473927-64-9(Hazardous Substances Data)

Usage

Uses

Ethyl 6-(4-Iodophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate is an intermediate of Apixaban (A726700), a potent, direct, selective, and orally active inhibitor of coagulation factor Xa. It is a potential new oral coagulant that may be useful prevention of venous thromboembolism in total hip, knee replacement orthopedic surgery and stroke in treatment of patient with venous thromboembolic Jdisorder or with atrial fibrillation.

Upstream product

• 473927-69-4 1-(4-iodo-phenyl)-3-morpholin-4-yl-5,6-dihydro-1H-pyridin-2-one 
• 473927-63-8 ethyl (2Z)-chloro[2-(4-methoxyphenyl)hydrazinylidene]ethanoate 
• 2067-33-6 5-bromopentanoic acid 
• 4509-90-4 5-bromovaleroyl chloride 
• 540-37-4 p-aminoiodobenzene 
• 545445-10-1 3,3-dichloro-1-(4-iodophenyl)-piperidin-2-one 
• 27143-07-3 ethyl 2-chloro-2-(2-(4-methoxyphenyl)hydrazono)acetate 
• 385425-15-0 1-(2-oxopiperidin-1-yl)-4-iodobenzene 
• 1415831-82-1 1-(4-iodophenyl)piperidine-2,3-dione 
• 1415831-80-9 1-(4-iodophenyl)-3-trimethylsilyloxy-5,6-dihydro-1H-pyridin-2-one 
• 104-94-9 4-methoxy-aniline 

Downstream Products

• 503614-91-3 1-(4-methoxy-phenyl)-7-oxo-6-[4-(2-oxo-piperidin-1-yl)-phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid ethyl ester 
• 503614-92-4 1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxopiperidin-1-yl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid 
• 503612-72-4 ethyl 1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate 
• 503615-34-7 1-(4-methoxyphenyl)-3-methyl-6-[4-(2-oxo-2H-pyridin-1-yl)phenyl]-1,4,5,6-tetrahydropyrazolo[3,4-c]pyridin-7-one 
• 503612-90-6 3-(1-hydroxy-1-methylethyl)-1-(4-methoxyphenyl)-6-[4-(2-oxopiperidin-1-yl)phenyl]-1,4,5,6-tetrahydropyrazolo[3,4-c]pyridin-7-one 
• 503612-89-3 3-hydroxymethyl-1-(4-methoxyphenyl)-6-[4-(2-oxo-2H-pyridin-1-yl)-phenyl]-1,4,5,6-tetrahydropyrazolo[3,4-c]pyridin-7-one 
• 503612-87-1 1-(4-methoxy-phenyl)-3-(1-methyl-1H-imidazol-2-yl)-6-[4-(2-oxo-piperidin-1-yl)-phenyl]-1,4,5,6-tetrahydro-pyrazolo[3,4-c]pyridin-7-one 
• 503612-86-0 1-(4-methoxyphenyl)-3-(1-methyl-4,5-dihydro-1H-imidazol-2-yl)-6-(4-(2-oxopiperidin-1-yl)phenyl)-1,4,5,6-tetrahydro-7H-pyrazolo[3,4-c]pyridin-7-one 
• 503612-85-9 3-(4,5-dihydro-1H-imidazol-2-yl)-1-(4-methoxyphenyl)-6-[4-(2-oxo-2H-pyridin-1-yl)phenyl]-1,4,5,6-tetrahydropyrazolo[3,4-c]pyridin-7-one 
• 503612-77-9 1-(4-methoxyphenyl)-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-3-(1H-tetrazol-5-yl)-1,4,5,6-tetrahydro-7H-pyrazolo[3,4-c]pyridin-7-one 
• 503612-76-8 O-Demethylapixaban 
• 503612-75-7 N-({1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridin-3-yl}carbonyl)methanesulfonamide 
• 503612-74-6 1-(4-methoxyphenyl)-N,N-dimethyl-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide 
• 503612-73-5 1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxo-1(2H)-pyridinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid 

Relevant articles and documents

Pyrazolo[3,4-c]pyridine derivative

The invention relates to a pyrazolo[3,4-c]pyridine derivative. The invention relates to a compound represented by a formula (I), a tautomer thereof, an optical isomer thereof or a pharmaceutically acceptable salt thereof, wherein the formula (I) is shown in the description, and Z, X, RNc, RNd, RNe and RNf are defined according to the claim 1. The invention further relates to the pharmaceutical composition contain the compound. The invention further relates to use of the compound or the pharmaceutical composition in preparing a drug for preventing and/or treating a disease which inhibits positive influence of an Xa factor, particularly use in preparing the drug for preventing and/or treating the disease which inhibits positive influence of the Xa factor under the condition of low hemorrhage risk.

NOVEL PROCESS FOR THE PREPARATION OF A LACTAM-CONTAINING COMPOUND

Provided herein is a novel, commercially viable and industrially advantageous process for the preparation of 1-(4-Methoxyphenyl)-7-oxo-6-[4-(2-oxo-1-piperidinyl)phenyl]-4,5,6,7-tetrahydro-1H-pyrazole-[3,4-c]pyridine-3-carboxamide, in high yield and with high purity, using a novel intermediate 3-chloro-1-(4-iodophenyl)-5,6-dihydropyridin-2(1H)-one.

A METHOD OF PREPARING APIXABAN

The object of the present solution provides a method preparing apixaban of formula (I) in which ethyl 6-(4-iodophenyl)- 1 -(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo [3,4- c]pyridine-3-carboxylate of formula (III) is reacted with piperidin-2-one of formula (IV) in the presence of a base and a ligand and under catalysis by copper or by copper (II) ions, wherein a phosphoric acid salt is used as the base and an amine from the group of 1,2-diamines is used as the ligand in an aprotic solvent, and ethyl 1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxo-1- piperidin-1-yl)phenyl] -4, 5,6,7-tetrahydro-1H-pyrazol-[3,4-c]pyridine-3-carbvoxylate is prepared, which is converted, by reaction with ammonia in a suitable solvent, to apixaban of formula (I), which is isolated and optionally crystallized.