𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis of olean-18(19)-ene derivatives from betulin

✍ Scribed by O. B. Flekhter; N. I. Medvedeva; G.A. Tolstikov; F. Z. Galin; M. S. Yunusov; Huong Nguen Thi Mai; Le Viet Tien; I. V. Savinova; E. I. Boreko; L. P. Titov; I. V. Glukhov

Book ID
111456974
Publisher
SP MAIK Nauka/Interperiodica
Year
2009
Tongue
English
Weight
314 KB
Volume
35
Category
Article
ISSN
1068-1620

No coin nor oath required. For personal study only.

πŸ“œ SIMILAR VOLUMES

Total synthesis of the Ξ²-amyrin derivati
Total synthesis of the Ξ²-amyrin derivatives olean-13(18)-ene and 18Ξ±-olean-12-ene
✍ E. Ghera; F. Sondheimer πŸ“‚ Article πŸ“… 1964 πŸ› Elsevier Science 🌐 French βš– 177 KB

We report the total synthesis of the racemlc /l -amyrin derivatives olean-13(18)-ene (XII) and l&r-olesn-12-ene (XIII) by a direct route, not involving relays. Trevious syntheses of fl -amyrin derivatives using natural materials as relays have been described4. Condensation of the Grignard derivativ

13C NMR spectra of olean-18-ene derivati
13C NMR spectra of olean-18-ene derivatives
✍ Antonio G. GonzΓ‘lez; Braulio M. Fraga; Pedro GonzΓ‘lez; Melchor G. Hernandez; Ang πŸ“‚ Article πŸ“… 1981 πŸ› Elsevier Science 🌐 English βš– 211 KB