P-Azobenzenearsonate

p-Azobenzenearsonate is an arsenical. It causes antibody formation and delayed hypersensitivity when bound to aromatic amino acids, polypeptides or proteins.^[1] It is used as an immunologic research tool.

p-Azobenzenearsonate

Structural formula of p-azobenzenearsonate
Names
Preferred IUPAC name [Diazene-1,2-diyldi-4,1-phenylene]bis(arsonic acid)
Systematic IUPAC name {4-[2-(4-Arsonophenyl)diazen-1-yl]phenyl}arsonic acid
Identifiers
CAS Number	7334-23-8 (E)-Diazen-1-yl Y
3D model (JSmol)	Interactive image Interactive image
Beilstein Reference	3161641
ChEBI	CHEBI:53554
ChemSpider	22205 (E)-Diazen-1-yl Y
MeSH	p-Azobenzenearsonate
PubChem CID	23749 (E)-Diazen-1-yl
UNII	AFL9LS9ZBF Y
CompTox Dashboard (EPA)	DTXSID501028210
InChI InChI=1S/C12H12As2N2O6/c17-13(18,19)9-1-5-11(6-2-9)15-16-12-7-3-10(4-8-12)14(20,21)22/h1-8H,(H2,17,18,19)(H2,20,21,22) Y Key: ITRMROGJSNWFKO-UHFFFAOYSA-N
SMILES O[As](O)(=O)c2ccc(/N=N/c1ccc(cc1)[As](O)(O)=O)cc2 O[As](O)(=O)C1=CC=C(C=C1)N=NC1=CC=C(C=C1)[As](O)(O)=O
Properties
Chemical formula	C12H12As2N2O6
Molar mass	430.079 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references