2-(2,4-Dihydroxyphenyl)carbonylbenzoic acid

CAS	2513-33-9
Structure
Synonyms	Aspirin impurity G
IUPAC Name	2-(2,4-Dihydroxybenzoyl)benzoic acid
Molecular Weight	258.23
Molecular Formula	C14H10O5
Canonical SMILES	C1=CC=C(C(=C1)C(=O)C2=C(C=C(C=C2)O)O)C(=O)O
InChI	InChI=1S/C14H10O5/c15-8-5-6-11(12(16)7-8)13(17)9-3-1-2-4-10(9)14(18)19/h1-7,15-16H,(H,18,19)
InChI Key	KIEFFPFIBREPIX-UHFFFAOYSA-N
Boiling Point	555.7±33.0 °C
Melting Point	202-205 °C
Purity	98%
Density	1.459±0.06 g/ml
pKa	3.26±0.36
Appearance	Solid