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HomeProduct name list2,5-Diaminobenzenesulfonic acid

2,5-Diaminobenzenesulfonic acid

  • CAS NO.:88-45-9
  • Empirical Formula: C6H8N2O3S
  • Molecular Weight: 188.2
  • MDL number: MFCD00007904
  • EINECS: 201-832-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-05-31 17:33:32
2,5-Diaminobenzenesulfonic acid Structural

What is 2,5-Diaminobenzenesulfonic acid?

Chemical properties

violet powder

The Uses of 2,5-Diaminobenzenesulfonic acid

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.

Flammability and Explosibility

Non flammable

Properties of 2,5-Diaminobenzenesulfonic acid

Melting point: 298-300 °C (dec.) (lit.)
Boiling point: 500°C
Density  1.366 (estimate)
vapor pressure  0Pa at 25℃
refractive index  1.6490 (estimate)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  2.308g/L in organic solvents at 20 ℃
form  solid
pka 5.17±0.10(Predicted)
color  White to Light gray to Light orange
Water Solubility  4g/L at 26℃
BRN  2970398
CAS DataBase Reference 88-45-9(CAS DataBase Reference)
EPA Substance Registry System Benzenesulfonic acid, 2,5-diamino- (88-45-9)

Safety information for 2,5-Diaminobenzenesulfonic acid

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
GHS Hazard Statements H314:Skin corrosion/irritation
Precautionary Statement Codes P260:Do not breathe dust/fume/gas/mist/vapours/spray.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P363:Wash contaminated clothing before reuse.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 2,5-Diaminobenzenesulfonic acid

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