Protocatechualdehyde

Catalog	BBC139855
CAS	139-85-5
Structure
Description	Protocatechualdehyde (Catechaldehyde), a natural polyphenol compound isolated from the roots of radix Salviae Miltiorrhizae, is associated with a wide variety of biological activities and has been widely used in medicine as an antioxidant, anti-aging, an antibacterial and anti-inflammatory agent.
Synonyms	1,2-Dihydroxy-4-formylbenzene
IUPAC Name	3,4-Dihydroxybenzaldehyde
Molecular Weight	138.12
Molecular Formula	C7H6O3
Canonical SMILES	C1=CC(=C(C=C1C=O)O)O
InChI	InChI=1S/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H
InChI Key	IBGBGRVKPALMCQ-UHFFFAOYSA-N
Boiling Point	213.5 °C
Melting Point	150-157 °C(lit.)
Purity	98%
Density	1.2667 g/cm³
Appearance	Slightly brown crystalline powder
Storage	Store below +30 °C
pKa	7.55
Refractive Index	1.4600
Solubility in Water	50 g/L