JPS5210257A - Preparation of benzofuran derivatives - Google Patents

Preparation of benzofuran derivatives

Info

Publication number
JPS5210257A
JPS5210257A JP50084998A JP8499875A JPS5210257A JP S5210257 A JPS5210257 A JP S5210257A JP 50084998 A JP50084998 A JP 50084998A JP 8499875 A JP8499875 A JP 8499875A JP S5210257 A JPS5210257 A JP S5210257A
Authority
JP
Japan
Prior art keywords
preparation
benzofuran derivatives
cyanomethylbenzofuranes
benzofurylacetic
antiinflammatory
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
JP50084998A
Other languages
Japanese (ja)
Inventor
Shigetaka Yoshina
Tsutomu Kameyama
Yoshimasa Ikuji
Akira Kiyohara
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.)
KH Neochem Co Ltd
Original Assignee
Kyowa Hakko Kogyo 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 Kyowa Hakko Kogyo Co Ltd filed Critical Kyowa Hakko Kogyo Co Ltd
Priority to JP50084998A priority Critical patent/JPS5210257A/en
Priority to SE7607881A priority patent/SE7607881L/en
Priority to GB2873376A priority patent/GB1552831A/en
Priority to FR7621016A priority patent/FR2316935A1/en
Priority to DK312376A priority patent/DK312376A/en
Priority to NO762424A priority patent/NO762424L/no
Priority to DE19762631189 priority patent/DE2631189A1/en
Priority to US05/704,604 priority patent/US4126625A/en
Publication of JPS5210257A publication Critical patent/JPS5210257A/en
Priority to US05/877,925 priority patent/US4172145A/en
Pending legal-status Critical Current

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  • Furan Compounds (AREA)

Abstract

PURPOSE:Benzofurylacetic acid derivatives useful as antiinflammatory and analgesic agents are obtained in high yield by a simple step by the hydrolysis of 5substituted-3-methyl-2-cyanomethylbenzofuranes.
JP50084998A 1975-07-01 1975-07-11 Preparation of benzofuran derivatives Pending JPS5210257A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP50084998A JPS5210257A (en) 1975-07-11 1975-07-11 Preparation of benzofuran derivatives
SE7607881A SE7607881L (en) 1975-07-11 1976-07-09 NEW DERIVATIVES OF BENZO (B) FURYLETIC ACID
GB2873376A GB1552831A (en) 1975-07-11 1976-07-09 Benzo (b) furylacetic acid derivatives proceses for their preparation and pharmaceutical compositions containing them
FR7621016A FR2316935A1 (en) 1975-07-11 1976-07-09 Benzofuryl acetic acids - useful as analgesics and antiphlogistics
DK312376A DK312376A (en) 1975-07-11 1976-07-09 BENZO (B) FURYLATIC ACID DERIVATIVES AND PROCEDURES FOR THEIR PREPARATION
NO762424A NO762424L (en) 1975-07-11 1976-07-09
DE19762631189 DE2631189A1 (en) 1975-07-11 1976-07-10 NEW DERIVATIVES OF BENZO (B) FURYL ACID ACID
US05/704,604 US4126625A (en) 1975-07-01 1976-07-12 Certain 5-substituted-3-methyl-2-benzofuran acetic acids
US05/877,925 US4172145A (en) 1975-07-11 1978-02-15 Benzo(b)furylacetic acid derivatives to reduce inflammation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50084998A JPS5210257A (en) 1975-07-11 1975-07-11 Preparation of benzofuran derivatives

Publications (1)

Publication Number Publication Date
JPS5210257A true JPS5210257A (en) 1977-01-26

Family

ID=13846286

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50084998A Pending JPS5210257A (en) 1975-07-01 1975-07-11 Preparation of benzofuran derivatives

Country Status (1)

Country Link
JP (1) JPS5210257A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6448798A (en) * 1987-08-14 1989-02-23 Nisshin Steel Co Ltd Falling preventive device for hung load of chain block
JPH0338894U (en) * 1989-08-26 1991-04-15
KR970070001A (en) * 1996-03-05 1997-11-07 볼프강 페트로비키, 만프레트 조벨 (2,3-dihydro-5-benzofuranyl) -acetonitrile

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6448798A (en) * 1987-08-14 1989-02-23 Nisshin Steel Co Ltd Falling preventive device for hung load of chain block
JPH0338894U (en) * 1989-08-26 1991-04-15
KR970070001A (en) * 1996-03-05 1997-11-07 볼프강 페트로비키, 만프레트 조벨 (2,3-dihydro-5-benzofuranyl) -acetonitrile

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