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VAT BLACK 27

VAT BLACK 27 Structure
VAT BLACK 27 structure
CAS No.
2379-81-9
Chemical Name:
VAT BLACK 27
Synonyms
NSC51543;NSC 51543;NSC-51543;C.I. 69005;C.I.VATBLACK27;Navinon Olive R;Indonon Olive R;Novatic Olive R;Vat Olive Green R;Cibanone Olive 2R
CBNumber:
CB1512241
Molecular Formula:
C42H23N3O6
Molecular Weight:
665.65
MDL Number:
MOL File:
2379-81-9.mol
MSDS File:
SDS
Last updated:2026-01-13 11:09:41
Product description Number Pack Size Price
CALCOLOID OLIVE R AldrichCPR R312819 1 unit $30.7
CALCOLOID OLIVE R AldrichCPR R312819 1G $29.8
VAT BLACK 27 95.00% DYE0000814 5MG $501.11
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VAT BLACK 27 Properties

Boiling point 685.54°C (rough estimate)
Density 1.537
refractive index 1.7800 (estimate)
pka 11.19±0.20(Predicted)
EPA Substance Registry System Benzamide, 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- (2379-81-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H317
Precautionary statements  P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
TSCA  TSCA listed

VAT BLACK 27 price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich R312819 CALCOLOID OLIVE R AldrichCPR 2379-81-9 1 unit $30.7 2025-07-31 Buy
Sigma-Aldrich R312819 CALCOLOID OLIVE R AldrichCPR 2379-81-9 1G $29.8 2024-03-01 Buy
American Custom Chemicals Corporation DYE0000814 VAT BLACK 27 95.00% 2379-81-9 5MG $501.11 2021-12-16 Buy
Product number Packaging Price Buy
R312819 1 unit $30.7 Buy
R312819 1G $29.8 Buy
DYE0000814 5MG $501.11 Buy

VAT BLACK 27 Chemical Properties,Uses,Production

Chemical Properties

Black powder. Insoluble in water, acetone, ethanol, toluene, xylene, slightly soluble in chloroform, pyridine, soluble in o-chlorophenol. Reddish color in concentrated sulfuric acid, produces olive green precipitate with fluorescence after dilution. Reddish brown in alkaline solution of insurance powder, yellowish brown in acidic solution.

Uses

Vat Black 27 is a black dye.

Preparation

(a) N-(4-chloro-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide?and N-(4-amino-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide in the presence of copper condensation, then use Chlorosulfonic acid cyclization, (b) N-[4-(4-benzoylimino-9,10-dioxo-anthracen-1-ylidene)amino-9,10-dihydroxy-anthracen-1-yl]benzamide?in sulfuric acid central change, then the product oxidation.

Synthesis

4,4'-Bisbenzoylamino-1,1'-dianthrimide- 2,2'-carbazole , Indanthren Olive R, is prepared from 4,4'-bisbenzoylamino- 1,1'-dianthrimide by ring closure in concentrated sulfuric acid .

Properties and Applications

brown light grey. Black powder. Soluble in 2 – Chlorophenol, slightly soluble in Chloroform and Pyridine , not soluble in Acetone, Etanol, Toluene and Xylene. In concentrated sulfuric acid for red, dilution after flocculent olive green precipitation. Alkaline reduction leuco for red brown; Acid reduction leuco for yellow brown. Mainly used in cotton fiber dyeing, suitable for suspension pad dyeing, also used for cotton yarn of the jig dyeing cotton and the impregnation, rarely used for printing. Can with other VAT dye spell dyed noise. Dyeing silk, affinity and levelness were good, also used for Fiber/cotton blended fabric dyeing.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 3 4-5 7 4-5 4-5 4-5 4-5
AATCC 3 4-5 7 4 4-5

References

[1] Krivov SV, et al.Diffusive reaction dynamics on invariant free energy profiles. Proc Natl Acad Sci U S A. 2008 Sep 16;105(37):13841-6.

VAT BLACK 27 Preparation Products And Raw materials

Raw materials

1,4-Diamino-2,3-dihydroanthraquinone 1-amino-4-benzoylaminopurine Copper 1-Chloro anthraquinone 1,4-Diamino anthraquinone
Copper(II) sulfate Potassium chlorate 1,2-Dichlorobenzene 1-Aminoanthraquinone Sulfuric acid

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Preparation Products

Vat Brown 68 Vat Brown 72

VAT BLACK 27 Suppliers

Global( 64)Suppliers
Supplier Tel Email Country ProdList Advantage
career henan chemical co 		+86-0371-86658258 +8613203830695 sales@coreychem.com China 29833 58
Hubei xin bonus chemical co. LTD 		86-13657291602 linda@hubeijusheng.com CHINA 22963 58
Hefei TNJ Chemical Industry Co.,Ltd. 		+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Dideu Industries Group Limited 		+86-29-89586680 +86-15129568250 1026@dideu.com China 19933 58
CD Chemical Group Limited 		+8615986615575 info@codchem.com China 17259 58
Henan Alfa Chemical Co., Ltd 		+8615838112936 alfa10@alfachem.cn China 12920 58
TargetMol Chemicals Inc. 		+1-781-999-5354; support@targetmol.com United States 39042 58
SUZHOU SENFEIDA CHEMICAL CO.,LTD 		+86-0512-83500002 +8618662433356 3899766280@qq.com China 26362 58
Wuhan Fortuna Chemical Co.,Ltd 		+86-2759207851; +8618007136271 hk@fortunachem.com China 5998 58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD. 		+8618950047208 ellena@amitychem.com China 43416 58
Supplier Advantage
career henan chemical co 		58
Hubei xin bonus chemical co. LTD 		58
Hefei TNJ Chemical Industry Co.,Ltd. 		58
Dideu Industries Group Limited 		58
CD Chemical Group Limited 		58
Henan Alfa Chemical Co., Ltd 		58
TargetMol Chemicals Inc. 		58
SUZHOU SENFEIDA CHEMICAL CO.,LTD 		58
Wuhan Fortuna Chemical Co.,Ltd 		58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD. 		58

View Lastest Price from VAT BLACK 27 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
VAT BLACK 27 pictures 2019-07-06 VAT BLACK 27
2379-81-9
 US $2.00 / kg 1kg 99% 100kg Career Henan Chemical Co
  • VAT BLACK 27 pictures
  • VAT BLACK 27
    2379-81-9
  • US $2.00 / kg
  • 99%
  • Career Henan Chemical Co

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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 Indonon Olive R Mikethrene Olive R Navinon Olive R Nihonthrene Olive R Novatic Olive R Ostanthren Olive R Trianthrene Olive R Youhaothrene Olive R. C.I. 69005 Indanthrene Olive R N,N'-(10,15,16,17-Tetrahydro-5,10,15,17-tetraoxo-5H-dinaphtho[2,3-a:2',3'-i]carbazole-6,9-diyl)bisbenzamide Calcoloid Olive R OXEFCDNMUKTKDV-UHFFFAOYSA-N VAT BLACK 27 ISO 9001：2015 REACH C.I.Vat Black 27:C.I.69005 NSC 51543 NSC51543 NSC-51543 2379-81-9 Organics