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Reference substances

Reference substances

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General information

Inventory

EC number:
240-474-8
EC name:
Disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxoxanthen-9-yl)benzoate
CAS number:
16423-68-0

No inventory information available

Reference substance information

IUPAC name:
disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxoxanthen-9-yl)benzoate
Synonyms
Names:
Identifier:
Colour Index
CI 45430
Identifier:
common name
Erythrosine

CAS information

CAS number:
16423-68-0

Molecular and structural information

Molecular formula:
C20H8I4O5.2Na
Molecular weight:
879.86
SMILES notation:
C12(c3c(Oc4c1cc(c(c4I)[O-])I)c(c(c(c3)I)[O-])I)c1c(cccc1)C(=O)O2.[Na+].[Na+]
InChl:
1S/C20H8I4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2
Structural formula:
Chemical structure