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About This Item
Linear Formula:
(H2N)2C6H3SO3H
CAS Number:
Molecular Weight:
188.20
Beilstein/REAXYS Number:
2970398
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
assay
≥97.0% (T)
mp
298-300 °C (dec.) (lit.)
functional group
sulfonic acid
SMILES string
Nc1ccc(N)c(c1)S(O)(=O)=O
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
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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.
Application
2,5-Diaminobenzenesulfonic acid was used in preparation of a polymeric dye, required for laccase-mediated dyeing of cotton.
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
Storage Class
8A - Combustible corrosive hazardous materials
wgk_germany
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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