The revised structure of penstemide
β Scribed by S.R. Jensen; B.J. Nielsen; C.B. Mikkelsen; J.J. Hoffmann; S.D. Jolad; J.R. Cole
- Publisher
- Elsevier Science
- Year
- 1979
- Tongue
- French
- Weight
- 110 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0040-4039
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β¦ Synopsis
The original structure of the antitumor agent, penstemide, has been revised to an sovaleroyl type iridoid glucoside based upon additional physical data.
The isolation and identification of the antitumor agent, penstemide (&) was reported in Tetrahedron Letters, No. 46, pp. 4119-4120 (1976). A reexamination of the physical data along with additional new information necessitates modifying the structure to &.
π SIMILAR VOLUMES
On the basis of chemical evidence and PMR spectral data the structure I (empirical formula C21H29NOs) was ascribed to clivorine 1 , an alkaloid isolated 2 from Ligdaria cZivorum