ChemNet > CAS > 81-11-8 4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid

81-11-8 4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid

product Name	4,4'-Diaminodiphenylethylene-2,2'-disulfonic acid
CAS No	81-11-8
Synonyms	2,2'-(1,2-Ethylenediyl)bis(5-aminobenzenesulfonic acid); Amsonic acid; 4,4'-Diaminostilbene-2,2'-Disulfonic Acid; 2,2'-ethene-1,2-diylbis(5-aminobenzenesulfonic acid); 4,4'-Diamino-2,2'-stilbenedisulfonic acid
Molecular Formula	C₁₄H₁₄N₂O₆S₂
Molecular Weight	370.4008
InChI	InChI=1/C14H14N2O6S2/c15-11-5-3-9(13(7-11)23(17,18)19)1-2-10-4-6-12(16)8-14(10)24(20,21)22/h1-8H,15-16H2,(H,17,18,19)(H,20,21,22)
EINECS	201-325-2
Molecular Structure
Density	1.662g/cm³
Melting point	>325℃
Refractive index	1.726
Water solubility	<0.1 g/100 mL at 23℃
Hazard Symbols	C:Corrosive;
Risk Codes	R34:;
Safety Description	S22:; S26:; S36/37/39:; S45:;
MSDS	Material Safety Data Sheet

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