Steroidal constituents of Solanum xanthocarpum |
| |
| Authors: | Genjiro Kusano Tsunematsu Takemoto John A Beisler Yoshio Sato |
| |
| Institution: | Pharmaceutical Institute, Tohoku University, Aobayama, Sendai, Japan;National Institute of Arthritis and Metabolic Diseases, National Institutes of Health, Public Health Services, U.S. Department of Health, Education and Welfare, Bethesda, MD, U.S.A. |
| |
| Abstract: | From the extract of the fruits of Solanum xanthocarpum (Solanaceae), five new steroidal compounds were isolated and characterized: 4α-methyl-24ξ-ethyl-5α-cholest-7-en-3β,22ξ-diol (1), 3β,22ξ-dihydroxy-4α-methyl-24ξ-ethyl-5α-cholest-7-en-6-one (2), 3β-benzoxy-14β,22ξ-dihydroxy-4α-methyl-24ξ-ethyl-5α-cholest-7-en-6-one (3), 3β-benzoxy-14α,22ξ-dihydroxy-4α-methyl-24ξ-ethyl-5α-cholest-7-en-6-one (4) and 3β-(p-hydroxy)-benzoxy-22ξ-hydroxy-4α-methyl-24ξ-ethyl-5α-cholest-7-en-6-one (5). |
| |
| Keywords: | Solanaceae steroids carpesterol derivatives synthesis from carpesterol |
| 本文献已被 ScienceDirect 等数据库收录！ |
|
