Products 81-11-8

CAS 81-11-8 appears in our catalog under these names: 4,4’-Diaminostilbene-2,2’-disulfonic Acid, 95+%, >95% (HPLC), 4,4′-Diaminostilbene-2,2′-disulfonic Acid, 96%, 4,4'-Diaminostilbene-2,2'-disulfonic acid, 95% , 4,4'-Diaminostilbene-2,2'-disulfonic acid, 4,4'-Diaminostilbene-2,2'-disulfonic Acid, >94.0%(T). Offered by: TRC, AmBeed, Thermo Scientific (Alfa Aesar), Biosynth, TCI. Available pack sizes: 25g, 5g, 100g, 50g, 500g.

4,4’-Diaminostilbene-2,2’-disulfonic Acid, 95+%, >95% (HPLC)
TRC
  • size: 25g
  • Variants: 1
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4,4′-Diaminostilbene-2,2′-disulfonic Acid, 96%
AmBeed
  • size: 25g, 5g
  • Variants: 2
from 109.06
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4,4'-Diaminostilbene-2,2'-disulfonic acid, 95%
Thermo Scientific (Alfa Aesar), Thermo Scientific (Acros)
  • size: 25g, 100g, 500g
  • Variants: 4
from 202.23
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4,4'-Diaminostilbene-2,2'-disulfonic acid
Biosynth
  • size: 50g
  • Variants: 1
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4,4'-Diaminostilbene-2,2'-disulfonic Acid, >94.0%(T)
TCI
  • size: 25g, 100g, 500g
  • Variants: 3
from 118.35
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4,4'-DIAMINO-2,2'-STILBENEDISULFONIC AC&
Sigma-Aldrich
  • size: 100G
  • Variants: 1
from 523.00
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Structural formula: {0} (CAS {1})

5-amino-2-[2-(4-amino-2-sulfophenyl)ethenyl]benzenesulfonic acid (CAS 81-11-8) is a chemical compound with the molecular formula C14H14N2O6S2 and a molecular weight of 370.4 g/mol. IUPAC name: 5-amino-2-[2-(4-amino-2-sulfophenyl)ethenyl]benzenesulfonic acid. InChIKey: REJHVSOVQBJEBF-UHFFFAOYSA-N.

Identity
Molecular formulaC14H14N2O6S2
Molecular weight370.4 g/mol
IUPAC name5-amino-2-[2-(4-amino-2-sulfophenyl)ethenyl]benzenesulfonic acid
InChIKeyREJHVSOVQBJEBF-UHFFFAOYSA-N
SMILESC1=CC(=C(C=C1N)S(=O)(=O)O)C=CC2=C(C=C(C=C2)N)S(=O)(=O)O

Computed by PubChem (NCBI)

Synonyms: Amsonic acid, Amsonsaeure, Diaminostilbenedisulfonic acid, Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-amino-, 2,2'-(1,2-Ethylenediyl)bis(5-aminobenzenesulfonic acid), Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-amino-, DADS, DASSA, 4,4'-diacetamido-2,2'-stilbene disulfonate, 2,2'-Disulfo-4,4'-stilbenediamine