98-25-9

Basic information

• Product Name: 2,6-Diaminotoluene-4-sulfonic acid
• Synonyms: BENZENESULFONIC ACID, 3,5-DIAMINO-4-METHYL-;2,6-DIAMINO TOLUENE-4-SULFONIC ACID;3,5-DIAMINO-4-METHYL-BENZENESULFONIC ACID;2,6-diaminotoluene-4-sulphonic acid;3,5-Diamino-4-Methylbenzenesulfonic;3,5-DIAMNIO-4-CHLOROBENZENESULFONICACID;3,5-DIAMINO-4-MEHYLBENZENESULFONIC ACID;2,3-Furandicarboxylic acid, tetrahydro-5-oxo-
• CAS NO: 98-25-9
• Molecular Formula: C₇H₁₀N₂O₃S
• Molecular Weight: 202.23
• EINECS: 202-649-7
• Product Categories: Intermediates of Dyes and Pigments
• Mol File: 98-25-9.mol
• Article Data: 1

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: 1.52g/cm³
• Refractive Index: 1.657
• Storage Temp.: 2-8°C
• PKA: -1.59±0.50(Predicted)
• CAS DataBase Reference: 2,6-Diaminotoluene-4-sulfonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 2,6-Diaminotoluene-4-sulfonic acid(98-25-9)
• EPA Substance Registry System: 2,6-Diaminotoluene-4-sulfonic acid(98-25-9)

Safety Data

• Hazardous Substances Data: 98-25-9(Hazardous Substances Data)

Usage

General Description

2,6-Diaminotoluene-4-sulfonic acid, also known as diaminotoluenesulfonic acid, is a chemical compound with the formula C7H10N2O3S. It is a white crystalline solid that is commonly used in the manufacturing of dyes and pigments for the textile and paper industries. It is also utilized as an intermediate in the production of pharmaceuticals and other organic compounds. The compound is considered to be toxic if ingested or inhaled, and may cause skin and eye irritation upon contact. Due to its potential hazards, proper safety measures and handling procedures are necessary when working with 2,6-diaminotoluene-4-sulfonic acid.

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

Upstream product

• 138911-67-8 2-amino-6-nitro-toluene-4-sulfonic acid 

Downstream Products

• 6364-14-3 (3-amino-2-methyl-5-sulfo-phenyl)-oxalamic acid 
• 7336-19-8 2,6-toluenediamine-4-sulfonic acid sodium salt 

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.