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2-Naphthalenesulfonic acid,7,7'-(carbonyldiimino)bis[4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2) (3626-36-6)

Identification
Name:2-Naphthalenesulfonic acid,7,7'-(carbonyldiimino)bis[4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
Synonyms:2-Naphthalenesulfonicacid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-(phenylazo)-, disodium salt (9CI);C.I. Direct Orange 26, disodium salt (8CI);Airedale Orange SED;Atlantic Fast Orange S;BenzanilFast Orange SE;Benzo Fast Orange S;Benzo Viscose Orange RL;Brilliant Direct Orange;C.I.29150;Chloramine Fast Orange S;Chlorazol Fast Orange R;Diacotton FastOrange S;Diazol Fast OrangeS;Diphenyl Fast Orange SE;DiphenylOrange SE;Direct Fast Orange MS;Direct Fast OrangeS;Direct Orange 26;FastOrange S;Paramine Fast Orange S New;PhenoFast Orange 2RS;Tertrodirect Orange S;
CAS:3626-36-6
EINECS: 222-838-8
Molecular Formula: C33H22N6Na2O9S2
Molecular Weight: 756.67212
InChI: InChI=1S/C33H24N6O9S2.2Na/c40-31-25-13-11-23(15-19(25)17-27(49(43,44)45)29(31)38-36-21-7-3-1-4-8-21)34-33(42)35-24-12-14-26-20(16-24)18-28(50(46,47)48)30(32(26)41)39-37-22-9-5-2-6-10-22;;/h1-18,36-37H,(H2,34,35,42)(H,43,44,45)(H,46,47,48);;/q;2*+1/p-2/b38-29-,39-30-;;
Molecular Structure: (C33H22N6Na2O9S2) 2-Naphthalenesulfonicacid, 7,7'-(carbonyldiimino)bis[4-hydroxy-3-(phenylazo)-, disodium salt (9CI);C...
Properties
Density:450 - 500 kg/m3
Water Solubility:20 g/l (90 C)
Solubility:20 g/l (90 C)
Appearance:red brown powder
Specification:

 Direct Orange S , its CAS NO. is 3626-36-6, the synonyms are Airedale Orange SED ; Benzo Fast Orange S ; Brillant Orange ; C.I. 29150 ; C.I. Direct Orange 26 ; C.I. Direct Orange 26 disodium salt ; Diaphtamine Fast Orange S ; Direct Brilliant Orange ; Enianil Brilliant Orange S ; Hispamin Fast Orange S ; Kayaku Direct Fast Orange S ; Nyanza Fast Orange S ; Paramine Fast Orange S Extra ; Tertrodirect Orange S ; Vondacel Orange SN ; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2) ; 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-(phenylazo)-, disodium salt ;  C.I. Direct Orange 26, disodium salt (8CI) ; Disodium 7,7'-(carbonyldiimino)bis(4-hydroxy-3-(phenylazo)naphthalene-2-sulphonate) .

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