MX171037B - PROCESS FOR THE PREPARATION OF 1-METHYLINDAZOLE-3-CARBOXYLIC ACID - Google Patents

PROCESS FOR THE PREPARATION OF 1-METHYLINDAZOLE-3-CARBOXYLIC ACID

Info

Publication number
MX171037B
MX171037B MX1529989A MX1529989A MX171037B MX 171037 B MX171037 B MX 171037B MX 1529989 A MX1529989 A MX 1529989A MX 1529989 A MX1529989 A MX 1529989A MX 171037 B MX171037 B MX 171037B
Authority
MX
Mexico
Prior art keywords
preparation
methylindazole
carboxylic acid
compound
formula
Prior art date
Application number
MX1529989A
Other languages
Spanish (es)
Inventor
Francis David King
Thomas Weir Ramsay
Original Assignee
Beecham Group Plc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beecham Group Plc filed Critical Beecham Group Plc
Priority to MX1529989A priority Critical patent/MX171037B/en
Publication of MX171037B publication Critical patent/MX171037B/en

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  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

La presente invención se refiere a proceso para la preparación de un compuesto de la fórmula (I) que comprende la reacciónde agente metilante, con un compuesto de la fórmula (IV) en un solvente polar, en el que está disuelto un alcóxido de metal alcalino.The present invention relates to a process for the preparation of a compound of the formula (I) comprising the reaction of the methylating agent, with a compound of the formula (IV) in a polar solvent, in which an alkali metal alkoxide is dissolved .

MX1529989A 1989-03-16 1989-03-16 PROCESS FOR THE PREPARATION OF 1-METHYLINDAZOLE-3-CARBOXYLIC ACID MX171037B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MX1529989A MX171037B (en) 1989-03-16 1989-03-16 PROCESS FOR THE PREPARATION OF 1-METHYLINDAZOLE-3-CARBOXYLIC ACID

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MX1529989A MX171037B (en) 1989-03-16 1989-03-16 PROCESS FOR THE PREPARATION OF 1-METHYLINDAZOLE-3-CARBOXYLIC ACID

Publications (1)

Publication Number Publication Date
MX171037B true MX171037B (en) 1993-09-27

Family

ID=19742265

Family Applications (1)

Application Number Title Priority Date Filing Date
MX1529989A MX171037B (en) 1989-03-16 1989-03-16 PROCESS FOR THE PREPARATION OF 1-METHYLINDAZOLE-3-CARBOXYLIC ACID

Country Status (1)

Country Link
MX (1) MX171037B (en)

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