IL76389A - Preparation of esters of 2h-1,2-benzothiazine-3-carboxylic acid 1,1-dioxide useful as intermediates for preparing piroxicam and certain novel 2-(2-methyl-3-hydroxy-2-3-dihydro-1,2-benzisoxazol-3-yl)-2-haloacetates used as starting materials therefor - Google Patents

Preparation of esters of 2h-1,2-benzothiazine-3-carboxylic acid 1,1-dioxide useful as intermediates for preparing piroxicam and certain novel 2-(2-methyl-3-hydroxy-2-3-dihydro-1,2-benzisoxazol-3-yl)-2-haloacetates used as starting materials therefor

Info

Publication number
IL76389A
IL76389A IL7638982A IL7638982A IL76389A IL 76389 A IL76389 A IL 76389A IL 7638982 A IL7638982 A IL 7638982A IL 7638982 A IL7638982 A IL 7638982A IL 76389 A IL76389 A IL 76389A
Authority
IL
Israel
Prior art keywords
haloacetates
benzisoxazol
benzothiazine
dihydro
intermediates
Prior art date
Application number
IL7638982A
Original Assignee
Pfizer
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
Priority claimed from US06/308,746 external-priority patent/US4376204A/en
Application filed by Pfizer filed Critical Pfizer
Priority claimed from IL66921A external-priority patent/IL66921A0/en
Publication of IL76389A publication Critical patent/IL76389A/en

Links

IL7638982A 1981-10-05 1982-09-30 Preparation of esters of 2h-1,2-benzothiazine-3-carboxylic acid 1,1-dioxide useful as intermediates for preparing piroxicam and certain novel 2-(2-methyl-3-hydroxy-2-3-dihydro-1,2-benzisoxazol-3-yl)-2-haloacetates used as starting materials therefor IL76389A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/308,746 US4376204A (en) 1981-10-05 1981-10-05 3-Hydroxy 2-methyl benzisothiazolines as intermediates in production of piroxicam
US41303682A 1982-09-02 1982-09-02
IL66921A IL66921A0 (en) 1981-10-05 1982-09-30 Processes for preparing piroxicam and intermediates used therein

Publications (1)

Publication Number Publication Date
IL76389A true IL76389A (en) 1985-12-31

Family

ID=27270933

Family Applications (1)

Application Number Title Priority Date Filing Date
IL7638982A IL76389A (en) 1981-10-05 1982-09-30 Preparation of esters of 2h-1,2-benzothiazine-3-carboxylic acid 1,1-dioxide useful as intermediates for preparing piroxicam and certain novel 2-(2-methyl-3-hydroxy-2-3-dihydro-1,2-benzisoxazol-3-yl)-2-haloacetates used as starting materials therefor

Country Status (1)

Country Link
IL (1) IL76389A (en)

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