JPS57102892A - Thiopyranopyridobenzoxazol-7-one derivative - Google Patents

Thiopyranopyridobenzoxazol-7-one derivative

Info

Publication number
JPS57102892A
JPS57102892A JP17994880A JP17994880A JPS57102892A JP S57102892 A JPS57102892 A JP S57102892A JP 17994880 A JP17994880 A JP 17994880A JP 17994880 A JP17994880 A JP 17994880A JP S57102892 A JPS57102892 A JP S57102892A
Authority
JP
Japan
Prior art keywords
compound
formula
formulai
molar amount
reaction
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.)
Granted
Application number
JP17994880A
Other languages
Japanese (ja)
Other versions
JPS6056159B2 (en
Inventor
Kiyoto Goto
Yoshiaki Tsuda
Tadahiro Doi
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.)
Otsuka Pharmaceutical Co Ltd
Otsuka Pharmaceutical Factory Inc
Original Assignee
Otsuka Pharmaceutical Co Ltd
Otsuka Pharmaceutical Factory Inc
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 Otsuka Pharmaceutical Co Ltd, Otsuka Pharmaceutical Factory Inc filed Critical Otsuka Pharmaceutical Co Ltd
Priority to JP17994880A priority Critical patent/JPS6056159B2/en
Publication of JPS57102892A publication Critical patent/JPS57102892A/en
Publication of JPS6056159B2 publication Critical patent/JPS6056159B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

NEW MATERIAL:A compound of formulaI(R<1> is H, halogen or lower alkyl; R<2> is H, carboxyl or lower alkoxycarbonyl; X is O or S; n is 0, 1 or 2) and a salt thereof. EXAMPLE:Methyl 1,2,4a,5,6,13a-hexahydro-4H,7H-thiopyrano[4',3':2,3]pyrido[2, 1-b]benzoxazol-7-on-4a-yl-carboxylate. USE:An anti-inflammatory agent and a preventing agent or a remedy for thrombosis. PROCESS:A compound of formula II is subjected to the ring closing reaction with a compound of formula III in an equimolar amount - excess molar amount in a solvent, e.g. chloroform, at room temperature - 200 deg.C to give the compound of formulaI, The presence of p-toluenesulfonic acid, etc. in a molar amount of 0.5 - excess based on the compound of formula II permits the reaction to advance suitably.
JP17994880A 1980-12-18 1980-12-18 Thiopyranopyridobenzoxazol-7-one derivative Expired JPS6056159B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17994880A JPS6056159B2 (en) 1980-12-18 1980-12-18 Thiopyranopyridobenzoxazol-7-one derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17994880A JPS6056159B2 (en) 1980-12-18 1980-12-18 Thiopyranopyridobenzoxazol-7-one derivative

Publications (2)

Publication Number Publication Date
JPS57102892A true JPS57102892A (en) 1982-06-26
JPS6056159B2 JPS6056159B2 (en) 1985-12-09

Family

ID=16074739

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17994880A Expired JPS6056159B2 (en) 1980-12-18 1980-12-18 Thiopyranopyridobenzoxazol-7-one derivative

Country Status (1)

Country Link
JP (1) JPS6056159B2 (en)

Also Published As

Publication number Publication date
JPS6056159B2 (en) 1985-12-09

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