JPS5643281A - 1,3-benzoxazine derivative and its preparation - Google Patents

1,3-benzoxazine derivative and its preparation

Info

Publication number
JPS5643281A
JPS5643281A JP11812079A JP11812079A JPS5643281A JP S5643281 A JPS5643281 A JP S5643281A JP 11812079 A JP11812079 A JP 11812079A JP 11812079 A JP11812079 A JP 11812079A JP S5643281 A JPS5643281 A JP S5643281A
Authority
JP
Japan
Prior art keywords
formula
alkyl
compound shown
alkoxy
preparation
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.)
Pending
Application number
JP11812079A
Other languages
Japanese (ja)
Inventor
Kazuyuki Wachi
Atsusuke Terada
Hidekazu Mitsusaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sankyo Co Ltd
Original Assignee
Sankyo Co Ltd
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 Sankyo Co Ltd filed Critical Sankyo Co Ltd
Priority to JP11812079A priority Critical patent/JPS5643281A/en
Publication of JPS5643281A publication Critical patent/JPS5643281A/en
Pending legal-status Critical Current

Links

Abstract

NEW MATERIAL:A compound shown by the formula I [A is a group shown by the formula II (Y is H, alkyl, alkoxy, etc.), etc.; R1 is alkyl or aryl; R2 is alkyl, or forms alkylene with R1; R3 is H, alkyl, alkoxy, halogen].
EXAMPLE: 2,2-Dimethyl-4-(2-oxo-2H-pyrido-1-yl)oxy-2H-1,3-benzoxazine.
USE: An anti-inflammatory agent.
PROCESS: A compound shown by the formula III is reacted with a pyridine-N-oxide derivative shown by the formula IV (R4 is H, alkyl, or aralkyl) or V in a solvent, e.g., methylene chlorode, etc. at 30W100°C to give a compound shown by the formula I. Equimolar or double molar amount based on the compound shown by the formula III compound shown by the formula IV or V, or equimolar amount base (e.g., triethylamine, etc.) is preferably used.
COPYRIGHT: (C)1981,JPO&Japio
JP11812079A 1979-09-14 1979-09-14 1,3-benzoxazine derivative and its preparation Pending JPS5643281A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11812079A JPS5643281A (en) 1979-09-14 1979-09-14 1,3-benzoxazine derivative and its preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11812079A JPS5643281A (en) 1979-09-14 1979-09-14 1,3-benzoxazine derivative and its preparation

Publications (1)

Publication Number Publication Date
JPS5643281A true JPS5643281A (en) 1981-04-21

Family

ID=14728520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11812079A Pending JPS5643281A (en) 1979-09-14 1979-09-14 1,3-benzoxazine derivative and its preparation

Country Status (1)

Country Link
JP (1) JPS5643281A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371312A1 (en) * 1988-11-26 1990-06-06 MERCK PATENT GmbH Benzoxazine derivatives

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371312A1 (en) * 1988-11-26 1990-06-06 MERCK PATENT GmbH Benzoxazine derivatives
US5036068A (en) * 1988-11-26 1991-07-30 Merck Patent Gesellschaft Mit Beschrankter Haftung 4-(pyridyl)- and 4-(oxo-pyridyl)-1,3-benzoxazines

Similar Documents

Publication Publication Date Title
JPS568352A (en) Aminoalkylvenzene derivative
IE811931L (en) Oxiranes.
JPS568365A (en) Nitrogen-containing heterocyclic compounds bearing acetal groups and its production
JPS55104264A (en) Bezyl ketal derivative
JPS5643281A (en) 1,3-benzoxazine derivative and its preparation
JPS5297934A (en) N#-arylsulfonyl-l-argininamides and their salts acceptable as medicine s
JPS5414956A (en) Novel 3-amino-4-homoisotwistan derivative
JPS5527142A (en) Novel 1-phthalazone derivative
JPS547427A (en) Novel disazo compounds and their preparation
JPS53133229A (en) Novel disazo compounds and their preparation
JPS54132544A (en) Novel anthranilic acid derivative
JPS577482A (en) 1,3-benzoxazine derivative and its preparation
JPS5716856A (en) 4-guanidinomethylcyclohexanecarboxylic acid ester and its preparation
JPS554329A (en) Imidazolonecarboxamide derivative and its preparation
JPS5524127A (en) 3,6-endomethylene-delta4-1,2,3,6-tetrahydrophtalimide derivative
JPS52100473A (en) Novel azimidebenzamide derivative and its production
JPS5536446A (en) Arylalkane amide derivative
JPS5750952A (en) Benzoic acid derivative
JPS5492955A (en) Heterocyclic compound and its preparation
JPS5651461A (en) Novel 3-phenyl-4-quinazolone derivative
JPS5424869A (en) Heterocyclic compounds and their preparation
JPS5283706A (en) Novel propargyl alcohol derivatives and preparation thereof
JPS56166179A (en) Dibenzoxazepine derivative and its preparation
JPS567782A (en) Novel pyridinecarboxamide derivative and its preparation
JPS5359656A (en) Silacyclopropene derivatives and process for preparation of the same