AMINE DERIVATIVES OF 1,2-DIHYDROBENZ {8 cd{9 {11 INDOLES
Abstract
Abstract WHEREIN R is hydrogen or methyl; R'' is a monovalent aromatic radical selected from phenyl, naphthyl and biphenylyl; R'''' is a divalent radical selected from phenylene, naphthylene, biphenylylene and sulfonylbisphenylene; said R'' and R'''' being either unsubstituted or substituted, the substituents of R'' being selected from the group consisting of lower-alkoxy, lower-alkyl, lower-alkylsulfonyl, anilino, benzoyl, 4-carboethoxyphenylazo, carboxymethylcarbamoyl, chloro, lower-dialkylamino, lowerdialkylsulfamoyl, di-(2-carbamoylethyl)sulfamoyl, hydroxy, 2hydroxyethyl, 4-(2-hydroxyethyl)phenylazo, 2hydroxyethylsulphenoxy, sulfamoyl and trifluoromethyl, the substituents of R'''' being selected from the group consisting of chloro and methoxy; said compound being in the form of its free base of formula I and II, or hydrohalide salt thereof. Amine derivatives of 1,2-dihydrobenz (cd) indoles, useful as disperse dyes for synthetic fibers are provided. They conform to the formula selected from
Inventors
- 👤 Thurairajah Padmanathan
Bibliographic Details
Claims Analysis
Total Claims: 4References Cited (Backward Citations)
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