JPS5344550A - Preparation of aminoanthraquinone - Google Patents

Preparation of aminoanthraquinone

Info

Publication number
JPS5344550A
JPS5344550A JP11672176A JP11672176A JPS5344550A JP S5344550 A JPS5344550 A JP S5344550A JP 11672176 A JP11672176 A JP 11672176A JP 11672176 A JP11672176 A JP 11672176A JP S5344550 A JPS5344550 A JP S5344550A
Authority
JP
Japan
Prior art keywords
aminoanthraquinone
preparation
anaminoanthraquinone
nitroanthraquinone
economically
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
JP11672176A
Other languages
Japanese (ja)
Inventor
Akira Fukazawa
Yuzo Maekawa
Masakatsu Yoshimura
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP11672176A priority Critical patent/JPS5344550A/en
Publication of JPS5344550A publication Critical patent/JPS5344550A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve the yield of anaminoanthraquinone from a nitroanthraquinone economically and advantageously by heating the raw material with an alkali sulfide in a mixture of an aqueous medium and a sparingly water-miscible inert organic solvent.
COPYRIGHT: (C)1978,JPO&Japio
JP11672176A 1976-09-28 1976-09-28 Preparation of aminoanthraquinone Pending JPS5344550A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11672176A JPS5344550A (en) 1976-09-28 1976-09-28 Preparation of aminoanthraquinone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11672176A JPS5344550A (en) 1976-09-28 1976-09-28 Preparation of aminoanthraquinone

Publications (1)

Publication Number Publication Date
JPS5344550A true JPS5344550A (en) 1978-04-21

Family

ID=14694154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11672176A Pending JPS5344550A (en) 1976-09-28 1976-09-28 Preparation of aminoanthraquinone

Country Status (1)

Country Link
JP (1) JPS5344550A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103694126A (en) * 2013-12-02 2014-04-02 江苏亚邦染料股份有限公司连云港分公司 Process for refining 1-amino-anthraquinone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103694126A (en) * 2013-12-02 2014-04-02 江苏亚邦染料股份有限公司连云港分公司 Process for refining 1-amino-anthraquinone

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