Vat Blue 42
- CAS NO.：1327-81-7
- Molecular Weight: 0
- EINECS: 215-500-6
- Update Date: 2025-12-31 14:38:37
What is Vat Blue 42?
Preparation
3-(4-Hydroxyanilino)-9-ethylcarbazole in Butanol sodium polysulfide solution heating, methods and C.I. Vat Blue 43 (C.I. 53630) similarity. This indophenol is by N – ethylcarbazole and 4-Nitrosophenol in concentrated sulfuric acid, in – 23 ℃ condensation and have to (BIOS 983,65-70) o note: use with C.I. leuco sulfur dye similar method, some the structure of the dyes can be converted into the leuco compound.
Properties and Applications
blue to red light blue. In concentrated sulfuric acid to green light blue, dilution after green blue precipitation; In the basic insurance powder solution or sodium hydroxide solution for yellow.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 4 | 3 | 5 | 3 | 3 | ||
| AATCC | 5 | 3 | 5 | 4 | 4 | ||
Properties of Vat Blue 42
| EPA Substance Registry System | C.I. Vat Blue 42 (1327-81-7) |
Safety information for Vat Blue 42
Computed Descriptors for Vat Blue 42
New Products
Mirtazapine Impurity C/Mirtazapine Lactam Impurity Cyclopropane-1,1-dicarboxylic acid [1]Benzothieno[2,3-c]pyridine, 1,7-dichloro-8-methyl- (S)-3-Fluoro-pyrrolidine hydrochloride Cyclobutylamine 1-Bromo-2-Methoxy-3-Nitrobenzene 3-Oxocyclobutane-1-carboxylicacid (4-Bromophenyl)(3,4-dimethoxyphenyl)methanone N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity 2-chloro-7-cyclopentyl-N,N-dimethylpyrrolo [2,3-d]pyrimidine-6-carbox amide 4-amino-2-fluoro-N- methylbenzamide N-(2-chloropyrimidin-4-yl)-N,2,3- trimethyl-2H- indazol 6-amine 5-Chloro-3- Methyl -1,3-2-benzoxazol-2(3H)-one 4-Bromo-2-fluoro-N-methylbenzamide N-Boc-1,4-butanediamine 4-Dimethylamino pyridine 2-Chlorotrityl Chloride 4-Bromoaniline 5-Bromo-2-chlorobenzoic acid 1,2,3,9-Tetrahydro-4(H)-carbazol-4-oneRelated products of tetrahydrofuran
You may like
-
TETRABUTYLAMMONIUM CYANIDE 98+View Details
10442-39-4 -
3-(4-bromo-3-methyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-2,6-dione 2304754-51-4 98+View Details
2304754-51-4 -
KT-474 98+View Details
2432994-31-3 -
10442-39-4 98+View Details
10442-39-4 -
2,6-Piperidinedione, 3-hydroxy-1-[(4-methoxyphenyl)methyl]- 98+View Details
2357109-89-6 -
2,3-Difluoro-6-methoxybenzyl Chloride 98+View Details
1073435-67-2 -
2-(6-(benzyloxy)-3,4-dihydronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2477812-43-2 98+View Details
2477812-43-2 -
101894-09-1 4-Hydroxy-6-methyl-1-(4-methylphenyl)-2-naphthalenecarboxylic acid 98+View Details
101894-09-1
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.