JPS5289675A - Preparation of xanthone compounds - Google Patents

Preparation of xanthone compounds

Info

Publication number
JPS5289675A
JPS5289675A JP457376A JP457376A JPS5289675A JP S5289675 A JPS5289675 A JP S5289675A JP 457376 A JP457376 A JP 457376A JP 457376 A JP457376 A JP 457376A JP S5289675 A JPS5289675 A JP S5289675A
Authority
JP
Japan
Prior art keywords
preparation
xanthone compounds
xanthone
compounds
methoxyxathone
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
JP457376A
Other languages
Japanese (ja)
Inventor
Kazuhiko Soma
Yataro Ichikawa
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.)
Teijin Ltd
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP457376A priority Critical patent/JPS5289675A/en
Publication of JPS5289675A publication Critical patent/JPS5289675A/en
Pending legal-status Critical Current

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  • Pyrane Compounds (AREA)

Abstract

PURPOSE: Xanthone compounds expressed by the formula I: (R1 is H, alkyl; X is halogen). For example, 2-bromo-7-methoxyxathone.
COPYRIGHT: (C)1977,JPO&Japio
JP457376A 1976-01-20 1976-01-20 Preparation of xanthone compounds Pending JPS5289675A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP457376A JPS5289675A (en) 1976-01-20 1976-01-20 Preparation of xanthone compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP457376A JPS5289675A (en) 1976-01-20 1976-01-20 Preparation of xanthone compounds

Publications (1)

Publication Number Publication Date
JPS5289675A true JPS5289675A (en) 1977-07-27

Family

ID=11587768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP457376A Pending JPS5289675A (en) 1976-01-20 1976-01-20 Preparation of xanthone compounds

Country Status (1)

Country Link
JP (1) JPS5289675A (en)

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