3,4-Dihydroxybenzaldehyde

3,4-Dihydroxybenzaldehyde
Names
	Preferred IUPAC name 3,4-Dihydroxybenzaldehyde
	Other names Protocatechuic aldehyde; Protocatechualdehyde; Rancinamycin IV
Identifiers
CAS Number	139-85-5 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	774381
ChEBI	CHEBI:50205;
ChEMBL	ChEMBL222021 ;
ChemSpider	8438 ;
DrugBank	DB11268;
ECHA InfoCard	100.004.889
EC Number	205-377-7;
Gmelin Reference	123001
KEGG	C16700 ;
PubChem CID	8768;
UNII	4PVP2HCH4T ;
CompTox Dashboard (EPA)	DTXSID4074512 ;
	InChI InChI=1S/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H Key: IBGBGRVKPALMCQ-UHFFFAOYSA-N ; InChI=1/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H Key: IBGBGRVKPALMCQ-UHFFFAOYAN;
	SMILES C1=CC(=C(C=C1C=O)O)O;
Properties
Chemical formula	C7H6O3
Molar mass	138.12 g/mol
Related compounds
Related compounds	2,4-Dihydroxybenzaldehyde
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

3,4-Dihydroxybenzaldehyde, also known as protocatechuic aldehyde, is a phenolic aldehyde, a compound released from cork stoppers into wine. It is an isomer of 2,4-dihydroxybenzaldehyde.

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.

Names

Preferred IUPAC name 3,4-Dihydroxybenzaldehyde
Other names Protocatechuic aldehyde Protocatechualdehyde Rancinamycin IV
Identifiers
CAS Number	139-85-5^Y
3D model (JSmol)	Interactive image
Beilstein Reference	774381
ChEBI	CHEBI:50205
ChEMBL	ChEMBL222021^Y
ChemSpider	8438^Y
DrugBank	DB11268
ECHA InfoCard	100.004.889
EC Number	205-377-7
Gmelin Reference	123001
KEGG	C16700^Y
PubChem CID	8768
UNII	4PVP2HCH4T^Y
CompTox Dashboard (EPA)	DTXSID4074512
InChI InChI=1S/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H^N Key: IBGBGRVKPALMCQ-UHFFFAOYSA-N^N InChI=1/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H Key: IBGBGRVKPALMCQ-UHFFFAOYAN
SMILES C1=CC(=C(C=C1C=O)O)O
Properties
Chemical formula	C₇H₆O₃
Molar mass	138.12 g/mol
Related compounds
Related compounds	2,4-Dihydroxybenzaldehyde
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is ^YN ?) Infobox references