Vat Black 8

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Product Name: Vat Black 8
CAS No.: 2278-50-4
Chemical Name: Vat Black 8
Synonyms: Grey M;C.I.71000;Vat Grey S;Vat Black 8;Reduced ash M;Novatic Grey M;Paradone Grey M;Dycosthren Grey M;Mikethrene Grey M;Indanthren Grey M
CBNumber: CB7875128
Molecular Formula: C45H19N3O4
Formula Weight: 665.66
MOL File: 2278-50-4.mol

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Vat Black 8 Property

Boiling point:: 685.55°C (rough estimate)
Density: 1.2394 (rough estimate)
refractive index: 1.7790 (estimate)
pka: 13.18±0.20(Predicted)
EPA Substance Registry System: 1H-Benz[6,7]indazolo[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-2,7,10,15-tetrone (2278-50-4)

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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

American Custom Chemicals Corporation

Product number: DYE0002145
Product name: VAT BLACK-8
Purity: 95.00%
Packaging: 5MG
Price: $504.93
Updated: 2021/12/16

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Vat Black 8 Chemical Properties,Usage,Production

Preparation

3,9-Dibromo-7H-benzo[de]anthracen-7-one, 3H-naphtho[2,3-f]indazol-3-one and 1-Aminoanthracene-9,10-dione in Potassium hydroxide under the existence of condensation, closed loop.

Safety Profile

Mildly toxic by intraperitoneal and ingestion routes. An eye irritant.When heated to decomposition it emits toxic fumes of NOx.

Properties and Applications

blue light grey. Black powder. Insoluble in water, Acetone, Etanol, Toluene and Chloroform, slightly soluble in 2 – Chlorophenol, Pyridine . In concentrated sulfuric acid to have yellow green: alkaline reduction leuco for blue light green; Acid reduction leuco for red brown: mainly used in the cotton fabric jig dyeing, dyeing and suspended pad dyeing, also used for Fiber/cotton, polyester-cotton blended fabric two bath set of dye dyeing. Suitable for suspension pad dyeing deep, shallow gray, and can spell dye all kinds of noise. Its main leuco dye yarn, can also be used to viscose and silk dyeing.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	4	4-5	7	4	5	4	5

Vat Black 8 Preparation Products And Raw materials

Raw materials

Sodium hypochlorite Diffusing agent Butylnaphtalenesulfonic Acid Sodium Salt INDUSTRIAL SALT Sodium sulfite Sodium bisulfite Dibromo Chlorosulfonic acid 1,9-Pyrazoloanthrone Benzanthrone Copper(I) chloride Government regulation Sodium hydroxide 1,4-Dibromobenzene 1-Aminoanthraquinone

Preparation Products

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2278-50-4, Vat Black 8Related Search:

Vat black 22 Vat Black 38 Vat Black 25 VAT BLACK 27 vat black 16 Vat Black 29 Vat Black 9 N-(4-HYDROXYPHENYL)-2-NAPHTHYLAMINE, 97 Vat Grass Green GN INDANTHRENE BLACK BBN 4-METHYL (1H)INDAZOLE 4-Benzoylbiphenyl 5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one 1,9-Pyrazoloanthrone Vat Black 8 Benzanthrone Indole-4-carboxaldehyde 7-METHYL (1H)INDAZOLE

1H-benz[6,7]indazole[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-2,7,10,15-tetrone

Dycosthren Grey M

Grey M

Hibeithrene Grey M

Indanthren Grey M

Mikethrene Grey M

Nihonthrene Grey M

Novatic Grey M

Youhaothrene Grey M.

Vat black 8 (C.I. 71000)

1H-Benz[6,7]indazolo[2,3, 4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra [2,1,9-mna]acridine-2,7,10,15-tetrone

C.I.71000

Indanthren Grey MG

Vat Grey S

Vat Black 8

VUSWQWZUVYOZAY-UHFFFAOYSA-N

Reduced ash M

Paradone Grey M

5H-Benz[6,7]indazolo[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-5,8,13,25(24H)-tetrone

Vat Black 8 ISO 9001：2015 REACH

C.I.Vat Black 8:C.I.71000

1H-benz[6,7]indazole[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-2,7,10,15-tetrone

2278-50-4

C45H19N3O4

Organics