JPS526731A - Preparation of perinone dyes - Google Patents

Preparation of perinone dyes

Info

Publication number
JPS526731A
JPS526731A JP8378675A JP8378675A JPS526731A JP S526731 A JPS526731 A JP S526731A JP 8378675 A JP8378675 A JP 8378675A JP 8378675 A JP8378675 A JP 8378675A JP S526731 A JPS526731 A JP S526731A
Authority
JP
Japan
Prior art keywords
preparation
perinone dyes
perinone
dyes
dinitronaphthalene
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
JP8378675A
Other languages
Japanese (ja)
Other versions
JPS581148B2 (en
Inventor
Koichi Watanabe
Hiroaki Harada
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.)
Yamamoto Chemicals Inc
Original Assignee
Yamamoto 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 Yamamoto Chemicals Inc filed Critical Yamamoto Chemicals Inc
Priority to JP8378675A priority Critical patent/JPS581148B2/en
Publication of JPS526731A publication Critical patent/JPS526731A/en
Publication of JPS581148B2 publication Critical patent/JPS581148B2/en
Expired legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To obtain economically a perinone dye directly from 1,8-dinitronaphthalene with one step chemical reaction, eliminating the amination step that causes reduction in overall yield.
COPYRIGHT: (C)1977,JPO&Japio
JP8378675A 1975-07-07 1975-07-07 Verinon Keisenriyouno Seizouhou Expired JPS581148B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8378675A JPS581148B2 (en) 1975-07-07 1975-07-07 Verinon Keisenriyouno Seizouhou

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8378675A JPS581148B2 (en) 1975-07-07 1975-07-07 Verinon Keisenriyouno Seizouhou

Publications (2)

Publication Number Publication Date
JPS526731A true JPS526731A (en) 1977-01-19
JPS581148B2 JPS581148B2 (en) 1983-01-10

Family

ID=13812311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8378675A Expired JPS581148B2 (en) 1975-07-07 1975-07-07 Verinon Keisenriyouno Seizouhou

Country Status (1)

Country Link
JP (1) JPS581148B2 (en)

Also Published As

Publication number Publication date
JPS581148B2 (en) 1983-01-10

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