HETEROCYCLES

Heterocycles has a pay-per-view service for Non-subscribers.
You will be able to directly purchase the full text article through PayPal.
Your purchased Paper can be downloaded after the payment is completed.
An e-mail will be sent the URL to download the paper.
If you have any questions, please contact: purchase@heterocycles.com

Price: ¥ 4,400 (Yen only)
Period: This Article can be accessed for 7 days.

■ Structure and Stereochemistry of Pseudolarolide-I, a Novel Cytotoxic Peroxytriterpene Dilactone from Pseudolarix kaempferi

Guo-Fu Chen, Zhu-Lian Li,* Cheng-Min Tang, Xiang He, Ke Chen, De-Ji Pan, Chang-Qi Hu, Donald R. McPhail, Andrew T. McPhail,* and Kuo-Hsiung Lee*

*Natural Products Laboratory, Division of Medicinal Chemistry and Natural Products, School of Pharmacy, University of North Carolina, Chapel Hill, North Carolina 27599, U.S.A.

Abstract

A novel cytotoxic peroxytriterpene dilactone, pseudolarolide I, has been isolated from the seeds of Pseudolarix kaempferi, and its structure and stereochemistry have been established from spectral data in conjunction with a single-crystal X-ray analysis.