32778

Sigma-Aldrich

2,4-Diaminobenzenesulfonic acid

≥98.0% (T)

Empirical Formula (Hill Notation):
C6H8N2O3S
CAS Number:
Molecular Weight:
188.20
Beilstein/REAXYS Number:
2694057
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

≥98.0% (T)

mp

260-266 °C (dec.)

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

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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.

Packaging

50 g in poly bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

[Toxicity of several derivatives of aromatic amines].
A A Silaev et al.
Meditsina truda i promyshlennaia ekologiia, (10)(10), 36-40 (1996-01-01)
A Ghaee et al.
Environmental technology, 38(6), 772-781 (2017-02-14)
Exclusion due to membrane surface charge is considered as one of the main separation mechanisms occurring in charged membranes, which can be varied through various approaches to affect membrane rejection performance. In this study, thin-film composite (TFC) polyamide (PA) membranes...
Synthesis and characterization of sulfonated homo-and co-polyimides based on 2, 4 and 2, 5-diaminobenzenesulfonic acid for proton exchange membranes.
Deligoz H, et al.
Polymers For Advanced Technologies, 19(12), 1792-1802 (2008)
Iñigo Díez-García et al.
Polymers, 11(7) (2019-07-25)
This research work was focused on the incorporation of TiO2 nanoparticles into synthesized solvent-free waterborne poly(urethane-urea) (WPUU) based on hydrophilic poly(ethylene oxide) (PU0) in order to improve both the mechanical properties and self-healing effectiveness of a polymer matrix. The incorporation...
Nico C G Tan et al.
Biodegradation, 16(6), 527-537 (2005-05-04)
Ten sulfonated aromatic amines were tested for their aerobic and anaerobic biodegradability and toxicity potential in a variety of environmental inocula. Of all the compounds tested, only two aminobenzenesulfonic acid (ABS) isomers, 2- and 4-ABS, were degraded. The observed degradation...

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