2-HYDROXY-3-METHYL-5-((4-SULFOPHENYL)AZ&
- CAS NO.：6408-91-9
- Empirical Formula: C14H10N2Na2O6S
- Molecular Weight: 380.28354
- EINECS: 229-072-3
- Update Date: 2025-07-04 15:09:54
What is 2-HYDROXY-3-METHYL-5-((4-SULFOPHENYL)AZ&?
Preparation
4-Aminobenzenesulfonic acid diazotization, and 2-Hydroxy-3-methylbenzoic acid coupling.
Properties and Applications
dark yellow. Soluble in water for yellow. In concentrated sulfuric acid to golden yellow, yellow precipitation after dilution. Dye aqueous solution to join concentrated hydrochloric acid for orange; Join concentrated Sodium hydroxide solution for orange; Add 10% Sodium hydroxide solution no change.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 5 | 4 | 5 | 2 | 5 | 5 | 5 |
Safety information for 2-HYDROXY-3-METHYL-5-((4-SULFOPHENYL)AZ&
New Products
1-(4-methoxyphenyl)-4-(4-Nitrophenyl)Piperazine (IT-1) 1,2,3,9-Tetrahydro-9-Methyl-4H-Carbazole-4-One Dibenzo[b,f][1,4]thiazepin-11(10H)-one Cis-Tosylate Dibenzoyl-L-tartaric acid Anhydrous (Resolution Reagent) 1-Benzhydrylazetane-3-carbonitrile 8-oxa-1,3-diazaspiro[4.5]decane-2,4-dione (±)-amino(2-fluorophenyl)acetic acid 2-(2-Chlorophenyl)glycine AMINO-(3-CHLORO-PHENYL)-ACETIC ACID 2'-Fluoroacetophenone METHANOL-D1(OD) N-ETHYL-D5-AMINE HYDROCHLORIDE BENZOIC ACID-D CHLOROFORM-D BENZENE-D6 TOLUENE-D3 2-Hydroxybutanenitrile 1-Benzylindolin-2-one Ethyl 2-bromo-3-oxobutanoate 4-(3-chloropropyl)morpholine 1-Benzylindoline-2,3-dione 3-Oxocyclobutanecarboxylic acid 1-(3-Chlorophenyl)piperazine hydrochlorideRelated products of tetrahydrofuran
![Benzoic acid,2-hydroxy-5-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2)](https://img.chemicalbook.in/CAS/20180808/GIF/6408-85-1.gif)
![Benzoic acid, 2-hydroxy-5-[(4'-hydroxy[1,1'-biphenyl]-4-yl)azo]-, monosodium salt](https://img.chemicalbook.in/CAS/20200331/GIF/6535-41-7.gif)
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