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JPS5277048A - Purification of anthraquinones having substituents - Google Patents

Purification of anthraquinones having substituents

Info

Publication number
JPS5277048A
JPS5277048A JP50151596A JP15159675A JPS5277048A JP S5277048 A JPS5277048 A JP S5277048A JP 50151596 A JP50151596 A JP 50151596A JP 15159675 A JP15159675 A JP 15159675A JP S5277048 A JPS5277048 A JP S5277048A
Authority
JP
Japan
Prior art keywords
anthraquinones
substituents
purification
diels
polycondensation
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
JP50151596A
Other languages
Japanese (ja)
Other versions
JPS5512005B2 (en
Inventor
Akira Matsuura
Kazuya Nagaoka
Keishirou Hata
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.)
Kawasaki Kasei Chemicals Ltd
Original Assignee
Kawasaki Kasei Chemicals 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 Kawasaki Kasei Chemicals Ltd filed Critical Kawasaki Kasei Chemicals Ltd
Priority to JP50151596A priority Critical patent/JPS5277048A/en
Publication of JPS5277048A publication Critical patent/JPS5277048A/en
Publication of JPS5512005B2 publication Critical patent/JPS5512005B2/ja
Granted legal-status Critical Current

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE:To obtain anthraquinones having substituents with high quality prevented from polycondensation, by treating crude anthraquinones having substituents obtained via the Diels-Alder reaction with organic acids, etc. to eliminate alkaline impurities.
JP50151596A 1975-12-19 1975-12-19 Purification of anthraquinones having substituents Granted JPS5277048A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50151596A JPS5277048A (en) 1975-12-19 1975-12-19 Purification of anthraquinones having substituents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50151596A JPS5277048A (en) 1975-12-19 1975-12-19 Purification of anthraquinones having substituents

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP6126379A Division JPS55383A (en) 1979-05-17 1979-05-17 Purification of substituted anthraquinone

Publications (2)

Publication Number Publication Date
JPS5277048A true JPS5277048A (en) 1977-06-29
JPS5512005B2 JPS5512005B2 (en) 1980-03-29

Family

ID=15521968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50151596A Granted JPS5277048A (en) 1975-12-19 1975-12-19 Purification of anthraquinones having substituents

Country Status (1)

Country Link
JP (1) JPS5277048A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61149800U (en) * 1985-03-06 1986-09-16
JPS61184900U (en) * 1985-05-13 1986-11-18
JPS62114200U (en) * 1986-11-11 1987-07-20

Also Published As

Publication number Publication date
JPS5512005B2 (en) 1980-03-29

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