32778

2,4-Diaminobenzenesulfonic acid

≥98.0% (T)

• Empirical Formula (Hill Notation): C₆H₈N₂O₃S
• CAS Number: 88-63-1
• Molecular Weight: 188.20
• Beilstein/REAXYS Number: 2694057
• EC Number: 201-846-5
• MDL number: MFCD00035772
• UNSPSC Code: 12352100
• PubChem Substance ID: 57648719
• NACRES: NA.22

Properties

• assay: ≥98.0% (T)
• form: powder
• mp: 260-266 °C (dec.)
• functional group: sulfonic acid
• SMILES string: Nc1ccc(c(N)c1)S(O)(=O)=O
• InChI: 1S/C6H8N2O3S/c7-4-1-2-6(5(8)3-4)12(9,10)11/h1-3H,7-8H2,(H,9,10,11)
• InChI key: JVMSQRAXNZPDHF-UHFFFAOYSA-N

Description

General description

2,4-Diaminobenzenesulfonic acid is an sulfonated aromatic amine and its aerobic biodegradation was reported.

Application

2,4-Diaminobenzenesulfonic acid was used in preparation of series of sulfonated homo- and random co-polyimides.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H317,H319
• pcodes: P261 - P264 - P272 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Faceshields, Gloves