Six new dyes have been prepared by condensing 5-iodothioindoxyl with phenanthraquinone and its derivative. aceanthrenequinone, and ß-naphthoquione. The dyeing properties of the compounds have been Studied and their absorption maxima recorded
Indigoid Dyes Derived from Phenanthraquinone. Part I. Thionaphthene-phenanthrene Indigos
Some thioindigoid dyes from 3-thiolphenanthrene and 2-thiolphenanthrene, similar to those obtained f...
Hitherto-unknown 4 : 5 - 4' : 5'-diphenyl-bis-(3"-hydroxy-1"-thiophene)-thioether has been prepared ...
Six new dyes have been prepared by condensation of 5-iodothioindoxyl with acenaphthenequinone and it...
Several dyes have been prepared by the condensation of 7-iodothioindoxyl with phenanthraquinone and ...
Chemical Laboratory, Bihar National College, Patna-4 Manuscript received 18 April 1973; revised 25 ...
Four new dyes have been prepared by condensing 5-iodothioindoxyl with substituted benzaldehydes and ...
The present communication deals with the study of thioindigoid dyes derived from phenanthrenequinon...
9-Thiolphenanthreue and some of its derivatives have been synthesised by the author with a view to p...
Iodothioindoxyl has been condensed with variously substituted acenaphthenequinones and isatins to af...
Twelve thioindigoid dyes have been prepared by the condensation of 6-lodothioindoxyl with various o-...
The effect of an iodine atom, when present in 5-position of the benzene nucleus of thionaphthene rin...
Phenanthraquinone and its 2-nitro derivative have been condensed with 4-, 5-, 6-, and 7-methyl-3-hy...
The 4-methyI derivatives of bis-2-thionaphthene-ethyieneindigo and benzylidane-2-thionaphthene and ...
A few vat dyes have been prepared by the condensation of 4-methyl-3-hydro y. thionaphthene with acen...
Indigoid Dyes Derived from Phenanthraquinone. Part I. Thionaphthene-phenanthrene Indigos
Some thioindigoid dyes from 3-thiolphenanthrene and 2-thiolphenanthrene, similar to those obtained f...
Hitherto-unknown 4 : 5 - 4' : 5'-diphenyl-bis-(3"-hydroxy-1"-thiophene)-thioether has been prepared ...
Six new dyes have been prepared by condensation of 5-iodothioindoxyl with acenaphthenequinone and it...
Several dyes have been prepared by the condensation of 7-iodothioindoxyl with phenanthraquinone and ...
Chemical Laboratory, Bihar National College, Patna-4 Manuscript received 18 April 1973; revised 25 ...
Four new dyes have been prepared by condensing 5-iodothioindoxyl with substituted benzaldehydes and ...
The present communication deals with the study of thioindigoid dyes derived from phenanthrenequinon...
9-Thiolphenanthreue and some of its derivatives have been synthesised by the author with a view to p...
Iodothioindoxyl has been condensed with variously substituted acenaphthenequinones and isatins to af...
Twelve thioindigoid dyes have been prepared by the condensation of 6-lodothioindoxyl with various o-...
The effect of an iodine atom, when present in 5-position of the benzene nucleus of thionaphthene rin...
Phenanthraquinone and its 2-nitro derivative have been condensed with 4-, 5-, 6-, and 7-methyl-3-hy...
The 4-methyI derivatives of bis-2-thionaphthene-ethyieneindigo and benzylidane-2-thionaphthene and ...
A few vat dyes have been prepared by the condensation of 4-methyl-3-hydro y. thionaphthene with acen...
Indigoid Dyes Derived from Phenanthraquinone. Part I. Thionaphthene-phenanthrene Indigos
Some thioindigoid dyes from 3-thiolphenanthrene and 2-thiolphenanthrene, similar to those obtained f...
Hitherto-unknown 4 : 5 - 4' : 5'-diphenyl-bis-(3"-hydroxy-1"-thiophene)-thioether has been prepared ...