Vat Yellow 33
Vat Yellow 33
CAS: 12227-50-8
Molecular Formula: C54H32N4O6
Vat Yellow 33 - Names and Identifiers
| Name | Vat Yellow 33 |
| Synonyms | C.I. 65429 vat yellow 33 Vat Yellow 33 Vat Yellow F3GC C.I. Vat Yellow 33 Cibanone Yellow 2GN Nihonthrene Yellow 3GC Indanthren Yellow F3GC Vat yellow 33 (C.I. 65429) 4',4'''-azobis[n-(9,10-dihydro-9,10-dioxo-1-anthryl)]-[1,1'-biphenyl]-4-carboxamide [1,1'-Biphenyl]-4-carboxamide, 4',4'''-azobis[N-(9,10-dihydro- 9,10-dioxo-1-anthracenyl)- (1,1'-Biphenyl)-4-carboxamide, 4',4'''-(1,2-diazenediyl)bis(N-(9,10-dihydro-9,10-dioxo-1-anthracenyl)- N-(9,10-dioxo-1-anthryl)-4-[4-[4-[4-[(9,10-dioxo-1-anthryl)carbamoyl]phenyl]phenyl]azophenyl]benzamide |
| CAS | 12227-50-8 |
| EINECS | 235-436-2 |
| InChI | InChI=1/C54H32N4O6/c59-49-39-7-1-3-9-41(39)51(61)47-43(49)11-5-13-45(47)55-53(63)35-19-15-31(16-20-35)33-23-27-37(28-24-33)57-58-38-29-25-34(26-30-38)32-17-21-36(22-18-32)54(64)56-46-14-6-12-44-48(46)52(62)42-10-4-2-8-40(42)50(44)60/h1-30H,(H,55,63)(H,56,64) |
Vat Yellow 33 - Physico-chemical Properties
| Molecular Formula | C54H32N4O6 |
| Molar Mass | 832.86 |
| Density | 1.35 |
| Refractive Index | 1.719 |
| Physical and Chemical Properties | Yellow powder. Brown red in concentrated sulfuric acid, yellow in acid solution of sodium hydrosulfite, jujube red in alkaline solution of sodium hydrosulfite. |
Vat Yellow 33 - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | reduced yellow F3 GC is used for dyeing cotton fabric and is bright yellow red. The cotton fiber has high directness and good levelness. Can be anti-dyeing, discharge printing. |
| production method | using 4 '-nitro-4-biphenylcarboxylic acid and 1-aminoanthraquinone as raw materials, firstly, 4'-nitro-4-biphenylcarboxylic acid was reduced with glucose under alkaline conditions to obtain azo compound, and then acyl chloride was carried out with thionyl chloride (SOCl2), finally the product is obtained by condensation with 1-aminoanthraquinone.. |
Last Update：2024-04-09 21:54:55
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