DE3005397A1 - Verbessertes verfahren zur herstellung von 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalid - Google Patents

Verbessertes verfahren zur herstellung von 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalid

Info

Publication number
DE3005397A1
DE3005397A1 DE19803005397 DE3005397A DE3005397A1 DE 3005397 A1 DE3005397 A1 DE 3005397A1 DE 19803005397 DE19803005397 DE 19803005397 DE 3005397 A DE3005397 A DE 3005397A DE 3005397 A1 DE3005397 A1 DE 3005397A1
Authority
DE
Germany
Prior art keywords
acid
bis
azo
catalyst
aqueous solution
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
DE19803005397
Other languages
German (de)
English (en)
Other versions
DE3005397C2 (en, 2012
Inventor
Mitsuru Nagata
Kazuyuki Wakasugi
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.)
Hodogaya Chemical Co Ltd
Original Assignee
Hodogaya 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 Hodogaya Chemical Co Ltd filed Critical Hodogaya Chemical Co Ltd
Publication of DE3005397A1 publication Critical patent/DE3005397A1/de
Application granted granted Critical
Publication of DE3005397C2 publication Critical patent/DE3005397C2/de
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132Chemical colour-forming components; Additives or binders therefor
    • B41M5/136Organic colour formers, e.g. leuco dyes
    • B41M5/145Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00Diaryl- or thriarylmethane dyes
    • C09B11/04Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10Amino derivatives of triarylmethanes
    • C09B11/12Amino derivatives of triarylmethanes without any OH group bound to an aryl nucleus
    • C09B11/18Preparation by oxidation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE19803005397 1979-02-14 1980-02-13 Verbessertes verfahren zur herstellung von 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalid Granted DE3005397A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54015002A JPS5919548B2 (ja) 1979-02-14 1979-02-14 3,3−ビス−(4−ジメチルアミノフエニル)−6−ジメチルアミノフタリドの改良製造法

Publications (2)

Publication Number Publication Date
DE3005397A1 true DE3005397A1 (de) 1980-08-28
DE3005397C2 DE3005397C2 (en, 2012) 1987-12-10

Family

ID=11876687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803005397 Granted DE3005397A1 (de) 1979-02-14 1980-02-13 Verbessertes verfahren zur herstellung von 3,3-bis-(4-dimethylaminophenyl)-6-dimethylaminophthalid

Country Status (4)

Country Link
US (1) US4271075A (en, 2012)
JP (1) JPS5919548B2 (en, 2012)
DE (1) DE3005397A1 (en, 2012)
GB (1) GB2042577B (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5659053A (en) * 1992-04-08 1997-08-19 Basf Aktiengesellschaft Preparation of Di- or triarylmethane dyes by oxidation
US5792879A (en) * 1992-04-08 1998-08-11 Basf Aktiengesellschaft Preparation of DI-OR triarylmethane dyes by oxidation

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0753828B2 (ja) * 1986-02-07 1995-06-07 山田化学工業株式会社 3,3−ビス−(4−ジメチルアミノフエニル)−6−ジメチルアミノフタリドの製造法
JP2591618B2 (ja) * 1987-05-18 1997-03-19 山田化学工業株式会社 3,3―ビス―(4―ジメチルアミノフェニル)―6―ジメチルアミノフタリドの製造法
US5973168A (en) * 1997-06-18 1999-10-26 Mitsui Chemicals, Inc. Preparation process of phthalide compound

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1347467A (en) * 1970-11-18 1974-02-27 Clayton Aniline Co Ltd Process for the preparation of crystal biolet lactone
GB1395627A (en) * 1971-08-04 1975-05-29 Basf Ag Catalytic oxidation of di-arylmethane and tri-arylmethane compounds
US4076728A (en) * 1977-03-17 1978-02-28 American Cyanamid Company Process for manufacturing crystal violet lactone
JPH05278867A (ja) * 1992-03-31 1993-10-26 Eastman Kodak Japan Kk 紙搬送装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5231384B1 (en, 2012) * 1970-08-29 1977-08-15
DE2557687A1 (de) * 1975-12-20 1977-06-30 Basf Ag Verfahren zur herstellung von lactonen der triphenylmethanreihe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1347467A (en) * 1970-11-18 1974-02-27 Clayton Aniline Co Ltd Process for the preparation of crystal biolet lactone
GB1395627A (en) * 1971-08-04 1975-05-29 Basf Ag Catalytic oxidation of di-arylmethane and tri-arylmethane compounds
US4076728A (en) * 1977-03-17 1978-02-28 American Cyanamid Company Process for manufacturing crystal violet lactone
JPH05278867A (ja) * 1992-03-31 1993-10-26 Eastman Kodak Japan Kk 紙搬送装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5659053A (en) * 1992-04-08 1997-08-19 Basf Aktiengesellschaft Preparation of Di- or triarylmethane dyes by oxidation
US5792879A (en) * 1992-04-08 1998-08-11 Basf Aktiengesellschaft Preparation of DI-OR triarylmethane dyes by oxidation

Also Published As

Publication number Publication date
GB2042577B (en) 1983-02-23
US4271075A (en) 1981-06-02
JPS55120562A (en) 1980-09-17
DE3005397C2 (en, 2012) 1987-12-10
JPS5919548B2 (ja) 1984-05-07
GB2042577A (en) 1980-09-24

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee