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Class Information
Number: 552/113
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Acyclic carbon bonded directly to three benzene rings or to two benzene rings and a cyclohexadienyl ring, which acyclic carbon may not be bonded to a fourth carbon (e.g., triphenylmethane dyestuffs, etc.) > Nitrogen bonded directly to one of the rings (e.g., malachite green, rosophenoline, etc.)
Description: Compounds wherein one of the rings is bonded directly to nitrogen.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6656927 |
Ip3 receptor ligands |
Dec. 2, 2003 |
| 6533826 |
Method for producing aqueous solutions of cationic diarylmethane colorants and triarylmethane colorants |
Mar. 18, 2003 |
| 5922890 |
Organic compounds |
Jul. 13, 1999 |
| 5792879 |
Preparation of DI-OR triarylmethane dyes by oxidation |
Aug. 11, 1998 |
| 5659053 |
Preparation of Di- or triarylmethane dyes by oxidation |
Aug. 19, 1997 |
| 5347022 |
Preparation of DI- or triarylmethane dyes by oxidation |
Sep. 13, 1994 |
| 5273906 |
Protein staining compositions and methods |
Dec. 28, 1993 |
| 5210188 |
Dyestuffs for perfluoropolyoxyalkylenes and compositions based on perfluoropolyoxyalkylenes containing such dyestuffs |
May. 11, 1993 |
| 5132439 |
Protein staining compositions and methods |
Jul. 21, 1992 |
| 5013857 |
Process for the preparation of sulpho-free triphenyl-methane dyestuffs |
May. 7, 1991 |
| 5011955 |
Substituted 1,1,1-triaryl-2,2,2-trifluoroethanes and processes for their synthesis |
Apr. 30, 1991 |
| 4783196 |
Highly concentrated stable solutions of color-forming agents: for pressure-sensitive recording materials |
Nov. 8, 1988 |
| 4782175 |
Urethanes composed of aliphatic fluoroalcohols, isocyanates and aromatic compounds, a process for their preparation and their use |
Nov. 1, 1988 |
| 4666811 |
Organic photoconductors having improved pre-exposure fatigue resistance and blooming properties |
May. 19, 1987 |
| 4632987 |
Process for the preparation of triarylmethane compounds |
Dec. 30, 1986 |
| 4590006 |
Organic photoconductors having improved pre-exposure fatigue resistance and blooming properties |
May. 20, 1986 |
| RE31467 |
Triaryl or diarylpyridyl methanes |
Dec. 20, 1983 |
| 4330476 |
Preparation of cationic triarylmethane dyestuffs |
May. 18, 1982 |
| 4321207 |
Process for preparing triarylmethane dyes |
Mar. 23, 1982 |
| 4318859 |
Process for the preparation of basic dyestuffs |
Mar. 9, 1982 |
| 4285696 |
Dyestuffs derived from triphenylmethane, their preparation and use |
Aug. 25, 1981 |
| 4277407 |
Novel triarylmethane compounds |
Jul. 7, 1981 |
| 4167510 |
Ester capped alkyleneoxy fugitive tints and method for producing same |
Sep. 11, 1979 |
| 4152341 |
Triaryl or diarylpyridyl methanes |
May. 1, 1979 |
| 4140529 |
Charge transport overlayer in photoconductive element and method of use |
Feb. 20, 1979 |
| 4115126 |
Magenta triphenylmethane antihalation dyes for photographic elements |
Sep. 19, 1978 |
| 4115413 |
Triaryl-methane dyestuffs |
Sep. 19, 1978 |
| 4113879 |
Pharmaceutical compositions and method of use |
Sep. 12, 1978 |
| 4062876 |
Sensitive pH indicator |
Dec. 13, 1977 |
| 4047949 |
Composite layered imaging member for electrophotography |
Sep. 13, 1977 |
| 4042620 |
Continuous process for the production of maeamic acids |
Aug. 16, 1977 |
| 3947493 |
Process for the production of maleamic acids |
Mar. 30, 1976 |
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