131-43-1, CAS No 131-43-1

131-43-1 2-[4-[2-(4-nitro-2-sulphophenyl)vinyl]-3-sulphophenyl]-2H-naphtho[1,2-d]triazole-5-sulphonic acid
Product Name	2-[4-[2-(4-nitro-2-sulphophenyl)vinyl]-3-sulphophenyl]-2H-naphtho[1,2-d]triazole-5-sulphonic acid
Synonyms	2,2'-Stilbenedisulfonic acid, 4-nitro-4'-(5-sulfo-2H-naphtho(1,2-d)triazol-2-yl)-;2-(4-(2-(4-Nitro-2-sulphophenyl)vinyl)-3-sulphophenyl)-2H-naphtho(1,2-d)triazole-5-sulphonic acid;2H-Naphtho(1,2-d)triazole-5-sulfonic acid, 2-(4-(2-(4-nitro-2-sulfophenyl)ethenyl)-3-sulfophenyl)-;2-{4-[(E)-2-(4-nitro-2-sulfophenyl)ethenyl]-3-sulfophenyl}-2H-naphtho[1,2-d][1,2,3]triazole-5-sulfonic acid
Molecular Formula	C₂₄H₁₆N₄O₁₁S₃
Molecular Weight	632.599
InChl	InChI=1/C24H16N4O11S3/c29-28(30)17-10-8-15(22(12-17)41(34,35)36)6-5-14-7-9-16(11-21(14)40(31,32)33)27-25-20-13-23(42(37,38)39)18-3-1-2-4-19(18)24(20)26-27/h1-13H,(H,31,32,33)(H,34,35,36)(H,37,38,39)/b6-5+
CAS Registry Number	131-43-1
EINECS	205-022-6
Molecular Structure
Density	1.78g/cm³
Refractive Index	1.776

131-43-1 2-[4-[2-(4-nitro-2-sulphophenyl)vinyl]-3-sulphophenyl]-2H-naphtho[1,2-d]triazole-5-sulphonic acid