Vanillin

CAS number
121-33-5

IUPAC name
4-hydroxy-3-methoxybenzaldehyde

Synonyms
2-Methoxy-4-formylphenol
3-Methoxy-4-hydroxybenzaldehyde
Benzaldehyde, 4-hydroxy-3-methoxy-
Methylprotocatechuic aldehyde
Protocatechualdehyde-3-methyl ether
Vanillaldehyde
Vanillic aldehyde