Molecular Weight: 422.34 g/mol

Aurintricarboxylic acid Chemical Structure
Chemical Structure
Check the Aurintricarboxylic acid product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

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Chemical Information

IUPAC Name 5-[(3-carboxy-4-hydroxyphenyl)-(3-carboxy-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxybenzoic acid
CAS Number 4431-00-9
Molecular Formula

C22H14O9
Molecular Weight (MW) 422.34
InChIKey GIXWDMTZECRIJT-UHFFFAOYSA-N

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Note: Technical data last updated: Sep 1, 2026.