JPS5251400A - Preparation of 6,13-dihydroquinacridones - Google Patents

Preparation of 6,13-dihydroquinacridones

Info

Publication number
JPS5251400A
JPS5251400A JP50127084A JP12708475A JPS5251400A JP S5251400 A JPS5251400 A JP S5251400A JP 50127084 A JP50127084 A JP 50127084A JP 12708475 A JP12708475 A JP 12708475A JP S5251400 A JPS5251400 A JP S5251400A
Authority
JP
Japan
Prior art keywords
dihydroquinacridones
preparation
quinacridones
dihydroxy
prepared
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
JP50127084A
Other languages
English (en)
Inventor
Seiichi Imahori
Masaharu Kaneko
Itaru Okada
Tomio Yoneyama
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.)
Mitsubishi Kasei Corp
Original Assignee
Mitsubishi Kasei Corp
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 Mitsubishi Kasei Corp filed Critical Mitsubishi Kasei Corp
Priority to JP50127084A priority Critical patent/JPS5251400A/ja
Publication of JPS5251400A publication Critical patent/JPS5251400A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)
JP50127084A 1975-10-22 1975-10-22 Preparation of 6,13-dihydroquinacridones Pending JPS5251400A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50127084A JPS5251400A (en) 1975-10-22 1975-10-22 Preparation of 6,13-dihydroquinacridones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50127084A JPS5251400A (en) 1975-10-22 1975-10-22 Preparation of 6,13-dihydroquinacridones

Publications (1)

Publication Number Publication Date
JPS5251400A true JPS5251400A (en) 1977-04-25

Family

ID=14951171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50127084A Pending JPS5251400A (en) 1975-10-22 1975-10-22 Preparation of 6,13-dihydroquinacridones

Country Status (1)

Country Link
JP (1) JPS5251400A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01143870A (ja) * 1987-10-27 1989-06-06 Basf Ag ジヒドロキナクリドン、キナクリドン及びキナクリドンキノンの製法
JPH05219755A (ja) * 1992-02-06 1993-08-27 Uchino:Kk インバータ主回路の異常検出回路
US5610306A (en) * 1993-11-19 1997-03-11 Toyo Ink Manufacturing Co., Ltd. Process for the production of 6,13-dihydroquinacridones and apparatus for use for the production
US5659036A (en) * 1993-06-30 1997-08-19 Toyo Ink Manufacturing Co., Ltd. Process for the production of 2,5-di(arylamino)-3,6-dihydroterephthalic acid dialkyl ester, and process for the production of quinacridone from said ester as intermediate

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01143870A (ja) * 1987-10-27 1989-06-06 Basf Ag ジヒドロキナクリドン、キナクリドン及びキナクリドンキノンの製法
JPH05219755A (ja) * 1992-02-06 1993-08-27 Uchino:Kk インバータ主回路の異常検出回路
US5659036A (en) * 1993-06-30 1997-08-19 Toyo Ink Manufacturing Co., Ltd. Process for the production of 2,5-di(arylamino)-3,6-dihydroterephthalic acid dialkyl ester, and process for the production of quinacridone from said ester as intermediate
US5817817A (en) * 1993-06-30 1998-10-06 Toyo Ink Manufacturing Co., Ltd. Process for the production of 2,5-di(arylamino)-3,6-dihydroterephthalic acid dialkyl ester, and process for the production of quinacridone from said ester as intermediate
US5610306A (en) * 1993-11-19 1997-03-11 Toyo Ink Manufacturing Co., Ltd. Process for the production of 6,13-dihydroquinacridones and apparatus for use for the production

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term