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Acid Red 51

Acid Red 51 / CAS : 568-63-8

Appearance Red or brown particles or powder UN -
HS 32041200 DG Class -
Synonyms Eosin Iodo; Iodeosin B; Food Red No. 3; Dianthin B; Iodoeosin; Eosin J; Pyrosin B; Fd And C Red No. 3; Fdc Red No. 3; Tif Na; Erythrosine Sodium; Disodium 2-(2,4,5,7-Tetraiodo-6-Oxido-3-Oxo-3H-Xanthen-9-Yl)Benzoate
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Properties

Summary

Formula
C20H6I4Na2O5
Molecular Mass
879.85600
Exact Mass
879.61900
PSA
93.40000
Logp
5.49050
IUPAC
disodium;2-(2,4,5,7-tetraiodo-3-oxido-6-oxoxanthen-9-yl)benzoate
SMILES
C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)I)O)I)I)I)C(=O)O.[Na+]

Attribute classification

Matter Classification
organic
Category
Food(Feed) Additives > Food Additive
Dyestuffs and Pigments > Dyestuff

Chemical and Physical Properties

Boiling Point
693.2ºC
Flash Point
373ºC
Appearance
Red or brown particles or powder
Acidity and Basicity
neutral

Export information

HS Code
32041200
Export Rebate
0%
Risk Code
R22
Safety Label
Xn

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