JPS5239677A - Preparation of xanthene derivatives - Google Patents

Preparation of xanthene derivatives

Info

Publication number
JPS5239677A
JPS5239677A JP11451775A JP11451775A JPS5239677A JP S5239677 A JPS5239677 A JP S5239677A JP 11451775 A JP11451775 A JP 11451775A JP 11451775 A JP11451775 A JP 11451775A JP S5239677 A JPS5239677 A JP S5239677A
Authority
JP
Japan
Prior art keywords
preparation
xanthene derivatives
derivatives
xanthene
xathene
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
JP11451775A
Other languages
Japanese (ja)
Other versions
JPS6024106B2 (en
Inventor
Masahiko Nagakura
Tomio Ota
Hisashi Kunieda
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.)
KOUWA KK
Kowa Co Ltd
Original Assignee
KOUWA KK
Kowa 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 KOUWA KK, Kowa Co Ltd filed Critical KOUWA KK
Priority to JP11451775A priority Critical patent/JPS6024106B2/en
Publication of JPS5239677A publication Critical patent/JPS5239677A/en
Publication of JPS6024106B2 publication Critical patent/JPS6024106B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: Xathene derivatives useful as antiallergic and antiasthmatic agents are prepared in good yields from salicylaldehydes or salicylic acids through simple steps.
COPYRIGHT: (C)1977,JPO&Japio
JP11451775A 1975-09-22 1975-09-22 Production method of xanthene derivatives Expired JPS6024106B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11451775A JPS6024106B2 (en) 1975-09-22 1975-09-22 Production method of xanthene derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11451775A JPS6024106B2 (en) 1975-09-22 1975-09-22 Production method of xanthene derivatives

Publications (2)

Publication Number Publication Date
JPS5239677A true JPS5239677A (en) 1977-03-28
JPS6024106B2 JPS6024106B2 (en) 1985-06-11

Family

ID=14639724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11451775A Expired JPS6024106B2 (en) 1975-09-22 1975-09-22 Production method of xanthene derivatives

Country Status (1)

Country Link
JP (1) JPS6024106B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527163A (en) * 1978-08-17 1980-02-27 Kowa Co Tetrahydroxanthene-2-carboxylic derivative
FR2440951A1 (en) * 1978-11-01 1980-06-06 Kowa Co NOVEL TETRAHYDROXANTHONE DERIVATIVES, PREPARATION METHOD THEREOF AND THERAPEUTIC APPLICATION THEREOF

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527163A (en) * 1978-08-17 1980-02-27 Kowa Co Tetrahydroxanthene-2-carboxylic derivative
JPS625153B2 (en) * 1978-08-17 1987-02-03 Kowa Co
FR2440951A1 (en) * 1978-11-01 1980-06-06 Kowa Co NOVEL TETRAHYDROXANTHONE DERIVATIVES, PREPARATION METHOD THEREOF AND THERAPEUTIC APPLICATION THEREOF

Also Published As

Publication number Publication date
JPS6024106B2 (en) 1985-06-11

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