DE2222177A1 - 2,9-Dicarboxychinacridon und Verfahren zu seiner Herstellung - Google Patents

2,9-Dicarboxychinacridon und Verfahren zu seiner Herstellung

Info

Publication number
DE2222177A1
DE2222177A1 DE19722222177 DE2222177A DE2222177A1 DE 2222177 A1 DE2222177 A1 DE 2222177A1 DE 19722222177 DE19722222177 DE 19722222177 DE 2222177 A DE2222177 A DE 2222177A DE 2222177 A1 DE2222177 A1 DE 2222177A1
Authority
DE
Germany
Prior art keywords
weak
dicarboxyquinacridone
dialkyl
preparation
strong
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
DE19722222177
Other languages
German (de)
English (en)
Inventor
Jaffe Edward Ephraim
Ehrich Felix Frederick
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE2222177A1 publication Critical patent/DE2222177A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3432—Six-membered rings
    • C08K5/3437—Six-membered rings condensed with carbocyclic rings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B48/00—Quinacridones
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
    • C09B67/0025—Crystal modifications; Special X-ray patterns
    • C09B67/0027—Crystal modifications; Special X-ray patterns of quinacridones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
DE19722222177 1971-05-06 1972-05-05 2,9-Dicarboxychinacridon und Verfahren zu seiner Herstellung Pending DE2222177A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14098471A 1971-05-06 1971-05-06
US14098371A 1971-05-06 1971-05-06

Publications (1)

Publication Number Publication Date
DE2222177A1 true DE2222177A1 (de) 1972-11-16

Family

ID=26838678

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722222177 Pending DE2222177A1 (de) 1971-05-06 1972-05-05 2,9-Dicarboxychinacridon und Verfahren zu seiner Herstellung

Country Status (8)

Country Link
JP (1) JPS4910929A (enExample)
BE (1) BE782958A (enExample)
CH (1) CH587316A5 (enExample)
DE (1) DE2222177A1 (enExample)
FR (1) FR2154400A1 (enExample)
IT (1) IT953883B (enExample)
LU (1) LU65292A1 (enExample)
NL (1) NL7206112A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0632106A1 (en) * 1993-06-30 1995-01-04 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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0632106A1 (en) * 1993-06-30 1995-01-04 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
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

Also Published As

Publication number Publication date
NL7206112A (enExample) 1972-11-08
IT953883B (it) 1973-08-10
FR2154400A1 (en) 1973-05-11
FR2154400B1 (enExample) 1978-03-03
LU65292A1 (enExample) 1972-08-23
CH587316A5 (enExample) 1977-04-29
JPS4910929A (enExample) 1974-01-30
BE782958A (fr) 1972-11-03

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Legal Events

Date Code Title Description
OHA Expiration of time for request for examination