Obtusifolin

CAS	477-85-0
Structure
Synonyms	2,8-Dihydroxy-1-methoxy-3-methyl-9,10-anthracenedione
IUPAC Name	2,8-Dihydroxy-1-methoxy-3-methylanthracene-9,10-dione
Molecular Weight	284.26
Molecular Formula	C16H12O5
Canonical SMILES	CC1=CC2=C(C(=C1O)OC)C(=O)C3=C(C2=O)C=CC=C3O
InChI	InChI=1S/C16H12O5/c1-7-6-9-12(16(21-2)13(7)18)15(20)11-8(14(9)19)4-3-5-10(11)17/h3-6,17-18H,1-2H3
InChI Key	NYRXUBDGDSRBGB-UHFFFAOYSA-N
Boiling Point	528.0±50.0 °C
Melting Point	242-243 °C
Purity	98%
Density	1.448±0.06 g/ml
pKa	6.60±0.20
Appearance	Powder