C.I. Vat Black 23

CAS NO.：1328-28-5
Molecular Weight: 0
EINECS: 603-672-9

What is C.I. Vat Black 23?

Preparation

1,5-Diaminoanthraquinone?or 1,8-diaminoanthraquinone?with Potassium hydroxide alkali fusion.

Properties and Applications

Ash. Slightly soluble in 1, 2, 3, 4 – Tetrahydronaphthalene, Xylene, insoluble in Etanol. In concentrated sulfuric acid for brown, dilution after black brown precipitation; In the basic insurance powder solution for dark red light purple.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	4	4	6-7	4	4

Safety information for C.I. Vat Black 23

New Products

(S)-3-Aminobutanenitrile hydrochloride 4-Methylphenylacetic acid N-Boc-D-alaninol N-BOC-D/L-ALANINOL Tert-butyl bis(2-chloroethyl)carbamate 3-Morpholino-1-(4-nitrophenyl)-5,6-dihydropyridin- 2(1H)-one Furan-2,5-Dicarboxylic Acid Tropic acid 1-Bromo-3,5-Di-Tert-Butylbenzene S-2-CHLORO PROPIONIC ACID ETHYL ISOCYANOACETATE 2-Bromo-1,3-Bis(Dimethylamino)Trimethinium Hexafluorophosphate 4-IODO BENZOIC ACID 3-NITRO-2-METHYL ANILINE 1-(2,4-DICHLOROPHENYL) ETHANAMINE (2-Hydroxyphenyl)acetonitrile 4-Bromopyrazole 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 1-(4-(aminomethyl)benzyl)urea hydrochloride 2-aminopropyl benzoate hydrochloride diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate tert-butyl 4- (ureidomethyl)benzylcarbamate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetate

Related products of tetrahydrofuran

Benzamide, N,N'-[(9,10-dihydro-2-methyl-9,10-dioxo-1,3-anthracenediyl)bis[imino(9,10-dihydro-9,10-dioxo-4,1-anthracenediyl)]]bis-

C.I. Vat Black 19

4,4'-dibenzamido-1,1'-iminodianthraquinone

Vat Black 32

Vat black 22

4H-Benzo[a]carbazol-4-one, 3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-3,11-dihydro-10-methyl-

VAT BLACK 27

Vat Black 29