JPS53135961A - Preparation of 1-amino-2,4-dibromoanthraquinone - Google Patents

Preparation of 1-amino-2,4-dibromoanthraquinone

Info

Publication number
JPS53135961A
JPS53135961A JP4841377A JP4841377A JPS53135961A JP S53135961 A JPS53135961 A JP S53135961A JP 4841377 A JP4841377 A JP 4841377A JP 4841377 A JP4841377 A JP 4841377A JP S53135961 A JPS53135961 A JP S53135961A
Authority
JP
Japan
Prior art keywords
dibromoanthraquinone
amino
preparation
sulfuric acid
aminoanthraquinone
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
JP4841377A
Other languages
Japanese (ja)
Other versions
JPS6042785B2 (en
Inventor
Kimitoshi Kato
Akio Iwamura
Hiroshi Aiga
Ryuji Haseyama
Tadaaki Tanaka
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP4841377A priority Critical patent/JPS6042785B2/en
Publication of JPS53135961A publication Critical patent/JPS53135961A/en
Publication of JPS6042785B2 publication Critical patent/JPS6042785B2/en
Expired legal-status Critical Current

Links

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

Abstract

PURPOSE: To prepare the title compound useful as an intermediate of anthraquinone dye, economically and in high purity, without using a large amount of sulfuric acid or fuming sulfuric acid, by the bromination of 1-aminoanthraquinone fine crystals in an aqueous medium.
COPYRIGHT: (C)1978,JPO&Japio
JP4841377A 1977-04-28 1977-04-28 Method for producing 1-amino-2,4-dibromanthraquinone Expired JPS6042785B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4841377A JPS6042785B2 (en) 1977-04-28 1977-04-28 Method for producing 1-amino-2,4-dibromanthraquinone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4841377A JPS6042785B2 (en) 1977-04-28 1977-04-28 Method for producing 1-amino-2,4-dibromanthraquinone

Publications (2)

Publication Number Publication Date
JPS53135961A true JPS53135961A (en) 1978-11-28
JPS6042785B2 JPS6042785B2 (en) 1985-09-25

Family

ID=12802609

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4841377A Expired JPS6042785B2 (en) 1977-04-28 1977-04-28 Method for producing 1-amino-2,4-dibromanthraquinone

Country Status (1)

Country Link
JP (1) JPS6042785B2 (en)

Also Published As

Publication number Publication date
JPS6042785B2 (en) 1985-09-25

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