Synthesis and Biological Evaluation of the Four Racemic Stereoisomers of the Structure Proposed for Sorgolactone, the Germination Stimulant from Sorghum bicolor
โ Scribed by Kenji Mori*; Junichi Matsui; Masahiko Bando; Masaru Kido; Yasutomo Takeuchi
- Publisher
- Elsevier Science
- Year
- 1997
- Tongue
- French
- Weight
- 564 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
2a, we first synthesized (ยฑ)-2a and its three racemic stereosity of Tokyo, isomers (ยฑ)-2b, (ยฑ)-2c and (ยฑ)-2d as outlined in Scheme 1.
Synthesis of (3aR,8S,8bS,2'R)-(+)-Sorgolactone and Its Stereoisomers, the Germination Stimulant from Sorghum bicolor. -The total synthesis of the title compound (IX) or its stereoisomers [cf. (X)] is based on the radical cyclization of the methyl (S)-citronellate derived phenylselenylated ester (II
assigned on the basis of an X-ray analysis of (ยฑ)-3a, which [a] Department of Chemistry, Faculty of Science, Science Univerwas obtained from (ยฑ)-7. Treatment of (ยฑ)-7 with alumisity of Tokyo, num isopropoxide in toluene under reflux for 5 h followed Kagurazaka 1ฯช3,