Paeonilactone B is a natural product from Paeonia albiflora.

Palbinone, a novel terpenoid isolated from the roots of Paeonia albiflora, showed a strong inhibitory activity on the reduced form of nicotinamide adenine dinucleotide phosphate (NADPH)-linked 3 alpha-hydroxysteroid dehydrogenase (3 alpha-HSD) of rat liver cytosol. The structures of palbinone and a known compound,[1]

98751-78-1

C10H12O4

196.2

芍药内苷 B;(3AR,6S,7AR)-四氢-6-羟基-6-甲基-3-亚甲基-2,5(3H,4H)-苯并呋喃二酮

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years