Isolation of four new phytoecdysones, makisterone A,B,C,D, and the structure of makisterone A, A C28 steroid.
β Scribed by S. Imai; M. Hori; S. Fujioka; E. Murata; M. Goto; K. Nakanishi
- Publisher
- Elsevier Science
- Year
- 1968
- Tongue
- French
- Weight
- 210 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
STOLONIFERONE-A, -B, -C, AND -D, FOUR NEW CYTOTOXIC STEROIDS FROM THE OKINAWAN SOFT CORAL CLAVULARIA VIRIDIS Motomasa Kobayashi, a) Nam Kyung Lee, a) Byeng Wha Son, a) Kazunori Yanagi, b) Yoshimasa Kyogoku, c) and Isao Kitagawa \*,a) a) b) cl
## Abstract For Abstract see ChemInform Abstract in Full Text.
A short and efficient procedure has been developed for the synthesis of C,D-cis coupled steroid and D-homo steroid skeletons. A Mukaiyama reaction with transfer of the silyl group of the starting silyl enol ether to the enol of the adduct followed by addition of vinyl magnesium bromide to the unprot
Krivoruchko. -Chem. Abst. 1\_1. 50409 (1969). 9) The C-H long range couplings observed between C-4a (681.6) and 6-H (66.89) and between C-3 (675.3) and 3-CH3 (61.24) indicates that the remaining quaternary oxycarbon (680.2) is assignable to C-12b.