Online article for Non-subscribers

Pay per view

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:

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

Communication | Regular issue | Vol 38, No. 6, 1994, pp.1229-1232
Published online, 1st January, 1970
DOI: 10.3987/COM-94-6725
Cytotoxic 6-Substituted 5,6-Dihydro-2H-pyran-2-ones from a Brazilian Medicinal Plant, Chorisia crispiflora

Mamoru Matsuda, Yuichi Endo, Shinji Fushiya, Takeshi Endo, and Shigeo Nozoe*

*Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-8578, Japan


Three cytotoxic 6-substituted 5,6-dihydro-2H-pyran-2-ones (1-3) were isolated from a Brazilian medicinal plant, Chorisia crispiflora. 1 was identified as argentilactone, and the structures of two new compounds (2 and 3) were determined on the basis of the physicochemical properties.