| | Identification | Back Directory |  | [Name] 
 N,N'-(5,13,14,15,20,28,29,30-octahydro-5,13,15,20,28,30-hexaoxobenzo[4,5]naphth[2''',3''':6'',7'']indolo[3'',2'':4',5']aceanthryleno[1',2':2,3]indeno[7,1-ab]naphtho[2,3-i]carbazole-4,19-diyl)bis(benzamide)
 |  | [CAS] 
 6424-83-5
 |  | [Synonyms] 
 Vat Brown 9
 C.I.VATBROWN9
 Vat brown 9 (C.I. 71025)
 C.I.Vat Brown 9:C.I.71025
 N,N'-(5,13,14,15,20,28,29,30-octahydro-5,13,15,20,28,30-hexaoxobenzo[4,5]naphth[2''',3''':6'',7'']indolo[3'',2'':4',5']aceanthryleno[1',2':2,3]indeno[7,1-ab]naphtho[2,3-i]carbazole-4,19-diyl)bis(benzamide)
 |  | [EINECS(EC#)] 
 229-188-4
 |  | [Molecular Formula] 
 C72H34N4O8
 |  | [MOL File] 
 6424-83-5.mol
 |  | [Molecular Weight] 
 1083.06
 | 
 | Chemical Properties | Back Directory |  | [EPA Substance Registry System] 
 Benzamide, N,N'-(5,13,14,15,20,28,29,30-octahydro-5,13,15,20,28,30-hexaoxobenzo[4,5]naphth[2''',3''':6'',7'']indolo[3'',2'':4',5']aceanthryleno[1',2':2,3]indeno[7,1-ab]naphtho[2,3-i]carbazole-4,19-diyl)bis- (6424-83-5)
 | 
 | Hazard Information | Back Directory |  | [Preparation] 
 4-Chloroanthracen-10(9H)-one with sulfuric acid Oxalaldehyde?processing, its product and N-(5-amino-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide (2 Moore) condensation, cyclization and then.
 |  | [Properties and Applications] 
 dark yellow brown to brown. Dark brown powder. After the fiber dyeing in concentrated sulfuric acid is blue. Alkaline reduction leuco for red brown; Acid reduction leuco for dark brown. Can be used for cotton and silk dyeing.
 
 
 
 
 | Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping |  
 | Fading | Stain |  
 | ISO | 4-5 | 4-5 | 7 | 4-5 | 4-5 | 5 | 5 |  | 
 |  |