Compound Q&A
Is Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) safe?
Answer
Food Yellow no. 4 Aluminum Lake (CAS: 12225-21-7) is generally considered safe when used in compliance with regulatory guidelines. However, it should be used with caution, especially in individuals with allergies or sensitivities to tartrazine or related substances. It is important to follow recommended usage levels to ensure safety.
About
CAS No
12225-21-7
English Name
Food Yellow no. 4 Aluminum Lake
Molecular Formula
C16H9AlN4O9S2
Molecular Weight
492.4 g/mol
SMILES
C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)[O-])C(=O)[O-])S(=O)(=O)[O-].[Al+3]
InChIKey
KEHJATRTHJTLNR-UHFFFAOYSA-K
Last Updated: 2025-10-31 12:55
