The presence at the mercury cathode of tiny amounts of strongly adsorbed inductors such as strychnin, emetin or yohimbin, leads, after electrochemical halogen abstraction at the sp3 prochiral carbon of the title compound, to a notably optically active product. La 1ittGrature de ces dernikes an&es ra
Synthese du triacontanol-1 par metathese fonctionalisee
โ Scribed by Didier Villemin
- Book ID
- 104221394
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- French
- Weight
- 108 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0040-4039
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## F~nnaldehyde-~~C and I , 2-dimethyl-4,S-bis Imercaptomethgl) benaene give a 90 X yield of 1,s dithiane : 2k which is metulated by n-butyttithiwn in ether ini% the 2,2-ditithio 1 , 3 dithiane : 3 b (yield 70 X I . In s i t u 3k i s treated w i t h ethyl chtorofomte t o give r i s e to 4k i n a
Plusieurs travaux ¢s (l,') soulignent le peu d'exemples connus de canpos6s thiabicycliques malgr6 l'int6rgt que peuvent prksenter de tels coxpos6s 05.81, Nous dkrivons ici, le premier exemple, a notre connaissance, de synthase de syst8mes thiabicyclo(3,2,1) et (2,2,2) octane p (X = S, R = CH3) e