VAT BLACK 27 CAS 2379-81-9
Get Latest PricePayment Type: | L/C |
Incoterm: | FOB |
Min. Order: | 1 Kilogram |
Transportation: | Ocean,Land,Air,Express |
Port: | Shanghai Port,Qingdao Port,Ningbo Port |
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Payment Type: | L/C |
Incoterm: | FOB |
Min. Order: | 1 Kilogram |
Transportation: | Ocean,Land,Air,Express |
Port: | Shanghai Port,Qingdao Port,Ningbo Port |
Model No.: vsk 2379-81-9
Brand: Volksky
Place Of Origin: China
Types Of: Acid Dye
Application Field: Food Dyestuffs
Selling Units | : | Kilogram |
Package Type | : | 10000 Kilogram/Kilograms per Week |
Picture Example | : |
VAT BLACK 27 Basic information
Black powder. Insoluble in water, acetone, ethanol, toluene, xylene, slightly soluble in chloroform, pyridine, soluble in o-chlorophenol. Reddish in concentrated sulfuric acid, it is diluted to produce a fluorescent olive-green precipitate.
Product Name: VAT BLACK 27
Synonyms: N,N'-(10,15,16,17-tetrahydro-5,10,15,17-tetraoxo-5H-dinaphtho[2,3-a:2',3'-i]carbazole-6,9-diyl)bis(benzamide);Vat Olive Green R;Benzamide, N,N-(10,15,16,17-tetrahydro-5,10,15,17-tetraoxo-5H-dinaphtho2,3-a:2,3-icarbazole-6,9-diyl)bis-;C.I.VATBLACK27;Vat black 27 (C.I. 69005);Anthramar Olive R;Cibanone Olive 2R;Dycosthren Olive R
CAS: 2379-81-9
MF: C42H23N3O6
MW: 665.65
VAT BLACK 27 Chemical Properties
Boiling point 685.54°C (rough estimate) density 1.537 refractive index 1.7800 (estimate) mf
VAT BLACK 27 Usage And Synthesis
Reduced olive R is mainly used for dyeing cotton fiber, with good evenness and good affinity. It can also be used for dyeing viscose fiber, silk, cotton and polyester cotton with disperse dyes in the same bath. VAT olive R is mostly used for color matching, such as dyeing gray, brown, dark green, dark blue and other colors.
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