Vat Black 29 CAS# 6049-19-0

Vat Black 29 Basic information

Product Name:	Vat Black 29
Synonyms:	N,N’-[(6,12-dihydro-6,12-dioxodibenzo[def,mno]chrysene-4,10-diyl)bis[imino(9,10-dihydro-9,10-dioxoanthracene-4,1-diyl)]bis(benzamide)];C.I. Vat Balck 29;Vat Black 29;Vat black 29 (C.I. 65225);Benzamide, N,N’-[(6,12-dihydro-6,12- dioxodibenzo[def,mno]chrysene-4,10-diyl)bis[imino (9,10-dihydro-9,10-dioxo-4,1-anthracenediyl)]]bis-;Dycosthren Grey BG;Youhaothrene Grey BG Colloisol.;C.I.65225
CAS:	6049-19-0
MF:	C64H34N4O8
MW:	986.98
EINECS:	227-949-5
Product Categories:	Organics;Dyes and Pigments
Mol File:	6049-19-0.mol

Vat Black 29 Chemical Properties

density

1.561

Safety Information

MSDS Information

Vat Black 29 Usage And Synthesis

Preparation

Dibenzo[def,mno]chrysene-6,12-dione,4,10-dibromo- and N-(4-amino-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide(2 Moore) condensation.

Synthesis

4,10-Bis-(4′-benzoylaminoanthraquinonyl- 1′-amino)anthanthrone, Indanthren Grey BG, is prepared from 4,10-dibromoanthanthrone and 1-amino- 4-benzoylaminoanthraquinone in naphthalene .

Properties and Applications

blue light grey to navy blue. Black powder. Insoluble in water. In concentrated sulfuric acid for variegated dark green, dilution after dark green precipitation. Alkaline reduction leuco for bordeaux red; Acid reduction leuco for yellow brown. Mainly used for cotton fabric dyeing, suitable for suspension pad dyeing light gray and polyester/cotton blended fabric two bath process, a few used for cotton direct printing.?Also applies to silk, viscose, cotton / viscose, Victoria / cotton blended fabric dyeing, mixed colors good.