CAS: 68504-35-8 - Sulfonazo III, tetrasodium salt

Formula:C₂₂H₁₂N₄Na₄O₁₄S₄

InChI:InChI=1S/C22H16N4O14S4.4Na/c27-21-18-11(9-16(43(35,36)37)19(21)25-23-12-5-1-3-7-14(12)41(29,30)31)10-17(44(38,39)40)20(22(18)28)26-24-13-6-2-4-8-15(13)42(32,33)34;;;;/h1-10,27-28H,(H,29,30,31)(H,32,33,34)(H,35,36,37)(H,38,39,40);;;;

InChI key:InChIKey=ICEUYUOXSNZQAP-UHFFFAOYSA-N

SMILES:[Na].O=S(=O)(O)C=1C=CC=CC1N=NC2=C(O)C=3C(O)=C(N=NC=4C=CC=CC4S(=O)(=O)O)C(=CC3C=C2S(=O)(=O)O)S(=O)(=O)O

Synonyms:
2,7-Bis(2-sulphophenylazo)chromotropic acid tetrasodium salt
2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3,6-bis[(2-sulfophenyl)azo]-, tetrasodium salt
2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3,6-bis[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:4)
3,6-Bis(2-sulfophenylazo)-4,5-dihydroxy-2,7-naphthalenedisulfonic acid, tetrasodium salt
Sodium 4,5-dihydroxy-3,6-bis[2-(2-sulfophenyl)diazenyl]-2,7-naphthalenedisulfonate (4:1)
tetrasodium (3Z,6Z)-4,5-dioxo-3,6-bis[(2-sulfonatophenyl)hydrazono]-3,4,5,6-tetrahydronaphthalene-2,7-disulfonate

Found 4 products.

Product data	Purity	Price range	Estimated delivery
Sulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba] REF: 3B-A5010CAS: 68504-35-8	>90.0%(HPLC)	94.00 €~423.00 €	Tue 10 Dec 24
Sulfonazo III salt REF: 02-A10486CAS: 68504-35-8	- - -	96.00 €~329.00 €	Tue 10 Dec 24
Sulfonazo III tetrasodium salt REF: IN-DA003UGUCAS: 68504-35-8	90.0%	53.00 €~236.00 €	Mon 16 Dec 24
Sulfonazo III [Spectrophotometric reagent for alkaline earth metals and indicator for the precipitation titration of SO4 with Ba] REF: 3D-TCA50435CAS: 68504-35-8	Min. 95%	To inquire	Mon 27 Jan 25