Description of 1-Naphthalenesulfonicacid,4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(2,1-diazenediyl)]bis-,sodium salt (1:2)

Detail of > 4553-89-3

• CAS Number:
• 4553-89-3
• Name:

• 1-Naphthalenesulfonicacid,4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(2,1-diazenediyl)]bis-,sodium salt (1:2)

• Superlist Name:
• Food Brown 3
• Formula:
• C27H20 N4 O9 S2 . 2 Na
• Molecular Structure:
• 
• Synonyms:
• 1-Naphthalenesulfonicacid, 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bis-,disodium salt (9CI); C.I. Food Brown 3 (7CI); C.I. Food Brown 3, disodium salt(8CI); 1538 Brown; Brown HT; C.I. 20285; Certicol Brown N Extra; Certicol BrownRS; Chocolate Brown HT; E 155; Edicol Brown HT; Hexacol Chocolate Brown HT
• Molecular Weight:
• 654.61
• EINECS:
• 224-924-0
• Safety:
• Poison by intraperitoneal route. When heated to decomposition it emits very toxic fumes of NO_x, Na₂O, and SO_x.Details