Basic

CAS No.	1668-00-4
Product Name	Arsenazo III
Synonyms	2,7-bis(2-Arsonophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonicacid,sodiumsalt; 2,7-Naphthalenedisulfonicacid,3,6-bis[(2-arsonophenyl)azo]-4,5-dihydroxy-; 7-Naphthalenedisulfonicacid,3,6-bis[(2-arsonophenyl)azo]-4,5-dihydroxy-2; 2,2'-(1,8-DIHYDROXY-3,6-DISULFO-2,7-NAPHTHALENE-BIS(AZO))DIBENZENEARSONIC ACID SODIUM SALT; ARSENAZO III SODIUM SALT; Arsenazo Ⅲ; 2,7-(bis(2-arsonophenylazo))-1,8-dihydroxynaphthalene-3,6-disulphonic acid; ARSENAZO III, REAG.; (3E,6E)-3,6-bis[(2-arsonophenyl)hydrazono]-4,5-dioxo-3,4,5,6-tetrahydronaphthalene-2,7-disulfonic acid; (3Z,6Z)-3,6-bis[(2-arsonophenyl)hydrazono]-4,5-dioxo-3,4,5,6-tetrahydronaphthalene-2,7-disulfonic acid; disodium (3E,6E)-3,6-bis[(2-arsonophenyl)hydrazono]-4,5-dioxo-3,4,5,6-tetrahydronaphthalene-2,7-disulfonate; O-(1,8-DIHYDROXY-3,6-DISULFONAPHTHYLENE-2,7-BISAZO)BISBENZENEARSONIC ACID; 2,2'-[1,8-DIHYDROXY-3,6-DISULFO-2,7-NAPHTHLENE-BIS(AZO)DIBENZENEARSONIC ACID; 2,2'-(1,8-DIHYDROXY-3,6-DISULFONAPHTHYLENE-2,7-BISAZO)BISBENZENEARSONIC ACID; 2,7-DI-O-(ARSONOPHENYLAZO)-1,8-DIHYDROXYNAPHTHALENE-3,6-DISULFONIC ACID; 2,7-BIS(2-ARSONOPHENYLAZO)-1,8-DIHYDROXYNAPHTHALENE-3,6-DISULFONIC ACID; 2,7-BIS(2-ARSONOPHENYLAZO)-1,8-DIHYDROXYNAPHTHALINE-3,6-DISULFONIC ACID; 2,7-BIS(2-ARSONOPHENYLAZO)CHROMOTROPIC ACID; (oxoarsanyl)oxidanyl
Molecular Formula	C22H16As2N4Na2O14S2
Molecular Weight	820.3336

Physical property

Melting point

>320 °C(lit.)

Hazard Symbols	T,N:;
Risk Codes	23/25-50/53:;
Safety Description	20/21-28-45-60-61:;