CAS:4553-89-3|Chocolate Brown HT (Technical Grade)

Catalogue Number:C440000
Chemical Name:Chocolate Brown HT (Technical Grade)
Synonyms:1-Naphthalenesulfonic acid, 4,4′-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(2,1-diazenediyl)]bis-, sodium salt (1:2); 1-Naphthalenesulfonic acid, 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 Brown RS; E 155; Edicol Brown HT; Hexacol Chocolate Brown HT
CAS Number:4553-89-3
Molecular Formula:C₂₇H₁₈N₄Na₂O₉S₂
Appearance:Pale Brown to Black Solid
Melting Point:>300o C
Molecular Weight:652.56
Storage:4°C
Solubility:DMSO (Slightly), Methanol (Slightly)
Stability
Hygroscopic
Category:Research Tools; Materials; Dyes;
Applications:Chocolate Brown HT (CAS# 4553-89-3) is a synthetic organic food colourant, and a long-term carcinogen.
References:Amchova, P.; et al.: Regul. Toxicol. Pharm., 73, 914 (2015); Aguilar, F.; et al.: EFSA Journal, 8, 1536 (2010).
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