DE3261213D1 - Process for the production of leuco triaryl methane compounds - Google Patents
Process for the production of leuco triaryl methane compoundsInfo
- 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
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)
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)
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)
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 |
-
1982
- 1982-01-18 EP EP82810018A patent/EP0057661B1/de not_active Expired
- 1982-01-18 DE DE8282810018T patent/DE3261213D1/de not_active Expired
- 1982-01-22 JP JP57007743A patent/JPS57143359A/ja active Pending
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 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8339 | Ceased/non-payment of the annual fee |