2-Naphthalenesulfonic acid, 6-hydroxy-5-[2-(2-methoxy-5-methyl-4-sulfophenyl)diazenyl]-, sodium salt (1:2)

CAS: 25956-17-6

Ref. IN-DA002R7A

Product Information

• Name: 2-Naphthalenesulfonic acid, 6-hydroxy-5-[2-(2-methoxy-5-methyl-4-sulfophenyl)diazenyl]-, sodium salt (1:2)
• Synonyms: F D and C red #40, Allura Red, C.I. Food Red 17, Food red 17, Food Red No. 40, Curry red, Fancy Red, Allura Red 40, Red No. 40, Japan Food Red No. 40, 2-Naphthalenesulfonic acid, 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-, disodium salt, Disodium 6-hydroxy-5-((6-methoxy-4-sulfo-m-tolyl)azo)-2-naphthalenesulfonate, 2-Naphthalenesulfonic acid, 6-hydroxy-5-((6-methoxy-4-sulfo-m-tolyl)azo)-, disodium salt, Disodium 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-2-naphthalenesulfonate, Disodium 6-hydroxy-5-((2-methoxy-4-sulphonato-m-tolyl)azo)naphthalene-2-sulphonate, Disodium 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-2-naphthalene- sulfonate, Disodium 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonate, 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-, disodium salt, 6-Hydroxy-5-((2-methoxy-5-methyl-4-sulfophenyl)azo)-2-naphthalene- sulfonic acid, disodium salt, Japan Red 40, Red 40, al-lura red ac, disodium 6-hydroxy-5-[(E)-(2-methoxy-5-methyl-4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate, Food Red No. 17, 6-Hydroxy-5-[(6-methoxy-4-sulfo-m-tolyl)azo]-2-naphthalenesulfonic Acid Disodium Salt, Sodium 6-hydroxy-5-((2-methoxy-5-methyl-4-sulfonatophenyl)diazenyl)naphthalene-2-sulfonate, 6-Hydroxy-5-[2-(2-methoxy-5-methyl-4-sulfophenyl)diazenyl]-2-naphthalenesulfonic Acid Sodium Salt, disodium (5E)-5-[(2-methoxy-5-methyl-4-sulfonatophenyl)hydrazinylidene]-6-oxonaphthalene-2-sulfonate, disodium (5Z)-5-[(2-methoxy-5-methyl-4-sulfonatophenyl)hydrazinylidene]-6-oxonaphthalene-2-sulfonate, disodium;(5Z)-5-[(2-methoxy-5-methyl-4-sulfonatophenyl)hydrazinylidene]-6-oxonaphthalene-2-sulfonate, disodium;6-hydroxy-5-[(E)-(2-methoxy-5-methyl-4-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate, F D & C red #40, Food Dye and Coloring Red No. 40, 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(6-methoxy-4-sulfo-m-tolyl)azo]-, disodium salt, Disodium 6-hydroxy-5-[(2-methoxy-4-sulphonato-m-tolyl)azo]naphthalene-2-sulphonate, 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(2-methoxy-5- methyl-4-sulfophenyl)azo]-, disodium salt, 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonic acid disodium salt, Disodium 6- hydroxy- 5- [(2- methoxy- 4- sulphonato- m- tolyl)azo]naphthalene- 2- sulphonate, 6-Hidroxi-5-[(2-Metoxi-4-Sulfonato-M-Tolil)Azo]Naftaleno-2-Sulfonato De Disodio, 6-Hydroxy-5-[(2-methoxy-4-sulfonato-m-tolyl)azo]naphtalene-2-sulfonate de disodium, Allura red AC dye, Alura Red AC, Alura red, Dinatrium-6-hydroxy-5-[(2-methoxy-4-sulfonato-m-tolyl)azo]naphthalin-2-sulfonat, Disodium 6-Hydroxy-5-[(2-Methoxy-4-Sulphonato-M-Tolyl)Azo]Naphthalene-2-Sulphonate, Disodium 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalene sulfonic acid, Disodium Salt Of 6-Hydroxy-5-(2-Methoxy-5-Methyl- 4-Sulfophenyl)Azo)-2-Naphthalenesulfonic Acid, E 129, E 129 (dye), FD&C Red No. 40, FDC Red 40, FDC Red 40 dye, Fd And C Red No. 40, Food Red 17, disodium (5E)-5-[(2-methoxy-5-methyl-4-sulfonatophenyl)hydrazono]-6-oxo-5,6-dihydronaphthalene-2-sulfonate
• Brand: Indagoo

Chemical properties

• Molecular weight: 496.4219
• Formula: C₁₈H₁₄N₂Na₂O₈S₂
• Purity: 85%
• Color/Form: Solid
• InChI: InChI=1S/C18H16N2O8S2.2Na/c1-10-7-14(16(28-2)9-17(10)30(25,26)27)19-20-18-13-5-4-12(29(22,23)24)8-11(13)3-6-15(18)21;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2
• InChI key: CEZCCHQBSQPRMU-UHFFFAOYSA-L