MD29B1 - Process for the production of 4-acyl-2,3-dihydro-1,4-benzoxazines or benzthiazines - Google Patents

Process for the production of 4-acyl-2,3-dihydro-1,4-benzoxazines or benzthiazines

Info

Publication number
MD29B1
MD29B1 MD940022A MD940022A MD29B1 MD 29 B1 MD29 B1 MD 29B1 MD 940022 A MD940022 A MD 940022A MD 940022 A MD940022 A MD 940022A MD 29 B1 MD29 B1 MD 29B1
Authority
MD
Moldova
Prior art keywords
benzthiazines
benzoxazines
dihydro
acyl
production
Prior art date
Application number
MD940022A
Other languages
Romanian (ro)
Other versions
MD29C2 (en
Inventor
Hans Moser
Original Assignee
Ciba Geigy Ag
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 SU843825504A external-priority patent/SU1321374A3/en
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of MD29B1 publication Critical patent/MD29B1/en
Publication of MD29C2 publication Critical patent/MD29C2/en

Links

MD94-0022A 1983-12-12 1994-02-09 The method of obtaining of a 4-Acyl-2,3 - Dehydro-1,4 Benzoxazine or Benzthiazine. MD29C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56056483A 1983-12-12 1983-12-12
SU843825504A SU1321374A3 (en) 1983-12-12 1984-12-11 Method of producing 4-acyl-2,3-dihydro-1,4-benzoxazines or benzthiazines

Publications (2)

Publication Number Publication Date
MD29B1 true MD29B1 (en) 1994-06-30
MD29C2 MD29C2 (en) 1994-11-30

Family

ID=26666016

Family Applications (1)

Application Number Title Priority Date Filing Date
MD94-0022A MD29C2 (en) 1983-12-12 1994-02-09 The method of obtaining of a 4-Acyl-2,3 - Dehydro-1,4 Benzoxazine or Benzthiazine.

Country Status (2)

Country Link
LV (1) LV5247A3 (en)
MD (1) MD29C2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867444A (en) * 1972-07-17 1975-02-18 Stauffer Chemical Co Schiff{3 s base dichloroacetamides
US3931313A (en) * 1972-07-17 1976-01-06 Stauffer Chemical Company Schiff's base dichloroacetamides
DE3111487A1 (en) * 1981-03-24 1982-12-30 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING 2,3-DIHYDRO-4H-1,4 DIHYDRO-1,4-BENZOTHIAZINES

Also Published As

Publication number Publication date
MD29C2 (en) 1994-11-30
LV5247A3 (en) 1993-10-10

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Legal Events

Date Code Title Description
CHPR Change of proprietorship

Free format text: NOVARTIS AG, CH

IF99 Valid patent on 19990615

Free format text: EXPIRES: 20041210