著者所属:College of Science and Technology, Nihon University College of Pharmacy, Nihon University Central Research Laboratory, Kotaro Pharmaceutical Co., Ltd., Meikai University School of Dentistry
The structure of astertarone B isolated from the root extract of Aster tataricus L. (COmpositae) was established to be 4β-hydroxy-4-epishion-21-en-3-one based on spectroscopic methods.