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3,4-dihydroxybenzaldehyde


Name(s) 3,4-dihydroxybenzaldehyde
Scientific name(s)
Formula C7H6O3
Molecular mass 138.1207
IUPAC name 3,4-dihydroxybenzaldehyde
INCHI InChI=1S/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H
SMILE OC1=CC=C(C=O)C=C1O
CAS ID 139-85-5
PubChem ID Not available
DrugBank ID Not available
CHEBI ID Not available
Description Protocatechualdehyde, also known as rancinamycin iv or 1,2-dihydroxy-4-formylbenzene, is a member of the class of compounds known as hydroxybenzaldehydes. Hydroxybenzaldehydes are organic aromatic compounds containing a benzene ring carrying an aldehyde group and a hydroxyl group. Protocatechualdehyde is soluble (in water) and a very weakly acidic compound (based on its pKa). Protocatechualdehyde is an almond, bitter, and dry tasting compound and can be found in a number of food items such as plains prickly pear, mugwort, silver linden, and cardamom, which makes protocatechualdehyde a potential biomarker for the consumption of these food products. Protocatechualdehyde can be found primarily in urine. This molecule can be used as a precursor in the vanillin synthesis by biotransformation by cell cultures of Capsicum frutescens, a type of Chili pepper. It is also found in the mushroom Phellinus linteus .