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2,5-Diaminobenzenesulfonic acid

ALDRICH/32776 - ≥97.0% (T)

Synonym: 1,4-Diamino-2-benzenesulfonic acid; 1,4-Phenylenediamine-2-sulfonic acid; 1,4-Phenylenediamine-3-sulfonic acid; 2-Sulfo-1,4-phenylenediamine; p-Phenylenediamine-2-sulfonic acid

CAS Number: 88-45-9
Empirical Formula (Hill Notation): C6H8N2O3S
Molecular Weight: 188.20
EC Number: 201-832-9
MDL Number: MFCD00007904
Linear Formula: (H2N)2C6H3SO3H
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-32776-50G 50 g
 $76.00
1/EA		 Add To Favorites
45-32776-250G 250 g
 $181.00
1/EA		 Add To Favorites

 

assay ≥97.0% (T)
InChI 1S/C6H8N2O3S/c7-4-1-2-5(8)6(3-4)12(9,10)11/h1-3H,7-8H2,(H,9,10,11)
InChI key HEAHMJLHQCESBZ-UHFFFAOYSA-N
mp 298-300 °C (dec.) (lit.)
SMILES string Nc1ccc(N)c(c1)S(O)(=O)=O
Application: 2,5-Diaminobenzenesulfonic acid was used in preparation of a polymeric dye, required for laccase-mediated dyeing of cotton.
General description: 2,5-Diaminobenzenesulfonic acid is a dye precursor. Electrochemical copolymerization of 2,5-diaminobenzensulfonic acid and aniline by cyclic voltammetry on IrO2 coated titanium electrodes was reported.
Packaging: 50, 250 g in poly bottle
Symbol GHS05  GHS05
Signal word Danger
Hazard statements H314
Precautionary statements P280 - P305 + P351 + P338 - P310
Hazard Codes C
Risk Statements 34
Safety Statements 26-36/37/39-45
RIDADR UN 2583PSN2 8 / PGII
WGK Germany WGK 2
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥97.0% (T)
mp 298-300 °C (dec.) (lit.)
UNSPSC 12352100

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