New indole aldehydic alkaloids of strychnos variabilis
β Scribed by Monique Tits; Luc Angenot; Dirk Tavernier
- Book ID
- 118549905
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- French
- Weight
- 287 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0040-4039
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π SIMILAR VOLUMES
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
The addition of the enolate of methyl 1-methyl-2-indoleacetate 1 and lithium 2-(lithiomethyl)indole-1-carboxylate 5 to pyridines and N-alkylpyridinium salts bearing a chiral auxiliary at the 3-position (tolylsulfinyl, acyl iron complexes, bornane-10,2sultam), with subsequent acid cyclization of the