𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis of the heptacyclic indole alkaloid (.+-.)-kopsine and related studies

✍ Scribed by Magnus, Philip; Katoh, Tadashi; Matthews, Ian R.; Huffman, John C.


Book ID
120938410
Publisher
American Chemical Society
Year
1989
Tongue
English
Weight
602 KB
Volume
111
Category
Article
ISSN
0002-7863

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Synthesis of (βˆ’)-Hobartine and Related I
✍ Tamis Darbre; Cornelius Nossbaumer; Hans-JΓΌrg Borschberg πŸ“‚ Article πŸ“… 1984 πŸ› John Wiley and Sons 🌐 German βš– 776 KB

## Abstract An improved method for obtaining optically pure (__S__)‐(l‐__p__‐menthen‐8‐yl)amine (**12**) has led to expedient syntheses of two hypothetical biogenetic intermediates on the way to aistoteline (**7**), namely (__S__)‐(__N__)‐(l‐__p__‐menthen‐8‐yl)‐2‐(3‐indolyl)ethylamine (**3**) and (

Studies on the synthesis of Strychnos in
✍ Joan Bosch; Marisa Salas; Mercedes Amat; Mercedes Alvarez; Isabel MorgΓ³; Bartome πŸ“‚ Article πŸ“… 1991 πŸ› Elsevier Science 🌐 French βš– 738 KB

Tetracycles 3b-d, having the ABCD ring substructure of Strychnos alkaIoids and a &(formvhnethvl) substituent mokcted as an oxime or hvdraxone derivative. have been p&&d-by nu&phiIic addition of the enolate of indok.a&tic ester 1 to pyridinium salts 2b-d followed by acid cyclization. The same one-pot

Total Synthesis of the Indole Alkaloid V
✍ Priv.-Doz. Dr. Dietrich Spitzner; Prof. Dr. Ernest Wenkert πŸ“‚ Article πŸ“… 1984 πŸ› John Wiley and Sons 🌐 English βš– 213 KB πŸ‘ 2 views

The tetrahedrane framework with R=tBu and the octabisvalene framework with R = CH3 presumably form because of steric reasons. Whereas the hydrocarbon 2 is highly strained, the arrangement in 1 is largely strain-free, based on the intermolecular contact distances. With other residues R the occurrenc