The Stereochemistry of Amaryllidaceae Alkaloids Derived from 5,10b-Ethanophenanthridine 1
โ Scribed by Fales, H. M.; Wildman, W. C.
- Book ID
- 126124183
- Publisher
- American Chemical Society
- Year
- 1960
- Tongue
- English
- Weight
- 766 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0002-7863
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๐ SIMILAR VOLUMES
## Abstract Natural (+)โdavanone is 6__S__,7__S__,10__R__โ2,6,10โtrimethylโ7,10โoxidododecaโ2,11โdienโ5โone (**1**). Equilibration of davanone with base leads to the four possible isomers, but only a single deuterium atom is exchanged when deuterium oxide is the solvent.
## Abstract For Abstract see ChemInform Abstract in Full Text.
## Abstract ESR. spectra are reported for the radical anions of the diketones I and II (see below), recently prepared from 1, 6โmethano[__10__]annulene and its 11, 11โdifluoroโderivative, respectively [1]. The ฯโspin populations of Iโ and IIโ are shown to be incompatible with the structure A an ene