88-52-8

Basic information

• Product Name: 4,6-diaminotoluene-3-sulphonic acid
• Synonyms: 4,6-diaminotoluene-3-sulphonic acid;2,4-diamino-5-methylbenzenesulfonic acid;2,4-Diamino-5-methylbenzolsulfonsure;2,4-bis(azanyl)-5-methyl-benzenesulfonic acid
• CAS NO: 88-52-8
• Molecular Formula: C₇H₁₀N₂O₃S
• Molecular Weight: 202.2309
• EINECS: 201-838-1
• Mol File: 88-52-8.mol

Chemical Properties

• Appearance: /
• Density: 1.52g/cm³
• Refractive Index: 1.657
• CAS DataBase Reference: 4,6-diaminotoluene-3-sulphonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 4,6-diaminotoluene-3-sulphonic acid(88-52-8)
• EPA Substance Registry System: 4,6-diaminotoluene-3-sulphonic acid(88-52-8)

Safety Data

• Hazardous Substances Data: 88-52-8(Hazardous Substances Data)

Usage

Uses

Used in Dye Production:
4,6-DiaminoToluene-3-Sulphonic Acid is used as a diazo component in the production of dyes, particularly azo dyes. Its chemical structure allows it to react with other compounds to form a wide range of colored dyes, making it a valuable ingredient in the dye manufacturing process.
Used in Pharmaceutical Synthesis:
In the pharmaceutical industry, 4,6-DiaminoToluene-3-Sulphonic Acid serves as an intermediate in the synthesis of various drugs. Its unique chemical properties enable it to be incorporated into the molecular structures of different pharmaceuticals, contributing to their development and effectiveness.
Used in Agrochemical Production:
4,6-DiaminoToluene-3-Sulphonic Acid is also utilized as an intermediate in the synthesis of agrochemicals. Its role in creating these compounds helps to enhance crop protection and contribute to the overall efficiency of agricultural practices.

InChI:InChI=1/C7H10N2O3S/c1-4-2-7(13(10,11)12)6(9)3-5(4)8/h2-3H,8-9H2,1H3,(H,10,11,12)

Upstream product

• 95-80-7 4-methylbenzene-1,3-diamine 
• 702627-97-2 4-amino-6-nitro-toluene-3-sulfonic acid 
• 65321-67-7 4-methyl-m-phenylenediamine; sulfate 
• 7664-93-9 sulfuric acid 
• 119-32-4 4-Methyl-3-nitroanilin 

Relevant articles and documents

Triazinyl reactive dyestuffs in which triazinyl group is further substituted with a beta-chloroethylsulfonyl- or vinylsulfonylbutyrylamino moiety

Reactive dyes of the formula STR1 in which D is the radical of an organic dye of the monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthrone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide series, R is hydrogen or substituted or unsubstituted C1-4 -alkyl, X is a substituent which is detachable as an anion, B is a radical of the formula STR2 R1 and R2, independently of each other, are hydrogen or substituted or unsubstituted C1-4 -alkyl or phenyl, A is a substituted or unsubstituted aliphatic or aromatic bridge member, Y is a --CO--Z or --SO2 --Z radical, Z is an aliphatic, aromatic or heterocyclic reactive radical, and n is 1 or 2, are suitable for dyeing or printing cellulose-containing and nitrogen-containing materials and in high dyeing yield produce dyeings and prints having good fastness properties.

Reactive disazo dyestuffs having a fluorocontaining reactive group and a sulphatoethylsulphone substituent

Dyestuffs of the formula STR1 wherein B=CH=CH2 or CH2 CH2 OSO3 H, u and v=H or SO3 H, with u=v, R=Cl, Br, C1 -C4 -alkyl, C1 -C4 -alkoxy, COOH, SO3 H, NHCOCH3, SO2 CH2 CH2 OSO3 H n=0, 1 or 2 STR2 These dyestuffs are outstandingly suitable for the dyeing and printing of materials containing hydroxyl groups or amide groups, such as cellulose, wool and polyamide, and give dyeings with good wet and light fastness properties.

Reactive dyestuffs, their manufacture and use

Dyestuffs of the formula STR1 wherein R1 is hydrogen or a low-molecular alkyl group, R2 is hydrogen, a low-molecular alkyl group, an aryl radical or the radical of an organic dyestuff containing sulpho groups, and R1 and R2 together with the nitrogen atom can form a ring, X1 and X2 are hydrogen, a sulpho group or the --N=N--K radical, wherein K is the radical of a coupling component and, if one X is the --N=N--K radical, the other X is a sulpho group, and the benzene ring A can contain further substituents.