DE3261213D1 - Process for the production of leuco triaryl methane compounds - Google Patents

Process for the production of leuco triaryl methane compounds

Info

Publication number
DE3261213D1
DE3261213D1 DE8282810018T DE3261213T DE3261213D1 DE 3261213 D1 DE3261213 D1 DE 3261213D1 DE 8282810018 T DE8282810018 T DE 8282810018T DE 3261213 T DE3261213 T DE 3261213T DE 3261213 D1 DE3261213 D1 DE 3261213D1
Authority
DE
Germany
Prior art keywords
production
triaryl methane
methane compounds
leuco
leuco triaryl
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.)
Expired
Application number
DE8282810018T
Other languages
English (en)
Inventor
Malcolm Colin Dr Clark
Derrick Alexander Hart
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10519130&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3261213(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of DE3261213D1 publication Critical patent/DE3261213D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
    • 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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • 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
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/26—Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8282810018T 1981-01-22 1982-01-18 Process for the production of leuco triaryl methane compounds Expired DE3261213D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8101899 1981-01-22

Publications (1)

Publication Number Publication Date
DE3261213D1 true DE3261213D1 (en) 1984-12-20

Family

ID=10519130

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282810018T Expired DE3261213D1 (en) 1981-01-22 1982-01-18 Process for the production of leuco triaryl methane compounds

Country Status (3)

Country Link
EP (1) EP0057661B1 (de)
JP (1) JPS57143359A (de)
DE (1) DE3261213D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60180600A (ja) * 1984-02-29 1985-09-14 Kyowa Medetsukusu Kk 還元型ニコチンアミド・アデニン・ジヌクレオチドの定量方法
JPS60217900A (ja) * 1984-04-13 1985-10-31 Kyowa Medetsukusu Kk メルカプト基含有化合物の定量方法
JPS62296A (ja) * 1985-06-26 1987-01-06 Kyowa Medetsukusu Kk 過酸化水素の定量方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE928006C (de) * 1953-01-25 1955-05-23 Hoechst Ag Verfahren zur Herstellung von Triphenylmethanfarbstoffen
US2726252A (en) * 1954-08-25 1955-12-06 Du Pont Process for preparing leuco-triaryl-methane compounds
US3429900A (en) * 1963-08-26 1969-02-25 Allied Chem Stable triphenyl-methane dye leucos
US3925094A (en) * 1970-04-16 1975-12-09 Hoechst Ag Dyestuff preparations and process for their manufacture
CH563440A5 (de) * 1973-11-24 1975-06-30 Hoechst Ag
DE2853822A1 (de) * 1978-12-13 1980-07-03 Bayer Ag Verfahren zur herstellung basischer farbstoffe
GB2072163B (en) * 1980-02-14 1983-10-12 Ciba Geigy Ag Triaryl methane compounds

Also Published As

Publication number Publication date
EP0057661B1 (de) 1984-11-14
JPS57143359A (en) 1982-09-04
EP0057661A3 (en) 1982-08-25
EP0057661A2 (de) 1982-08-11

Similar Documents

Publication Publication Date Title
PT72791A (en) Process for the production of microcapsules
DE2961860D1 (en) Process for the microbiological production of oil
GB2102024B (en) Process for the production of monascus-pigment
GB2110232B (en) Process for the production of ethane
ZA827091B (en) Process for the production of hydrocarbons
DE3360491D1 (en) Process for the production of methane
ZA825858B (en) Process for the production of 2- -d-ribofuranosylthiazole-4-carboxamide
DE3065179D1 (en) Process for the production of 2-chloro-4-substituted-5-thiazolecarboxylates
GB2102022B (en) Process for the production of hydrocarbons
PT75561A (en) Process for the manufacture of novel polycyclic polyazaheterocycles
GB2083042B (en) Process for the production of diphosphaspiro compounds
DE3261213D1 (en) Process for the production of leuco triaryl methane compounds
DE3060759D1 (en) Process for the production of 4-fluoro-3-phenoxy-toluene
YU50782A (en) Process for the manufacture of substituted trifluoromethylphenyl-tetrahydropyridines
DE3261938D1 (en) Process for the production of dithionites
DE3263941D1 (en) Method for the production of ethylbenzene
ZA827011B (en) Process for the production of hydrocarbons
GB2111516B (en) Processes for the production of polyesterpolycarbonates
DE3066758D1 (en) Process for the production of nitro-amino-benzenes
DE3262601D1 (en) Process for the production of vinyltoluene
DE3260031D1 (en) Process for the production of 2,3-dichloropropionitrile
DE3061695D1 (en) Process for the production of dl-serines
DE3060477D1 (en) Process for the production of 3-nitro-4-aminotoluene
DE3064321D1 (en) Process for the production of colour-stable o-chloranilin
GB2053213B (en) Process for the production of 4-acylamido-2-nitro-1-alkoxybenzenes

Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee