## Abstract Enantiomerically pure benzyl sulfoxides are effective tools for the formation of new CβC bonds with control of configuration at new stereogenic centres. The reaction of enantioenriched __tert__βbutyl __tert__βbutanethiosulfinate with benzyllithium derivatives, obtained by deprotonation
Enantioselective synthesis of tert-butyl tert-butanethiosulfinate catalyzed by cyclohexanone monooxygenase
β Scribed by Stefano Colonna; Nicoletta Gaggero; Giacomo Carrea; Piero Pasta; Veronique Alphand; Roland Furstoss
- Publisher
- John Wiley and Sons
- Year
- 2000
- Tongue
- English
- Weight
- 78 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0899-0042
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β¦ Synopsis
Cyclohexanone monooxygenase from Acinetobacter calcoaceticus catalyzes the asymmetric oxidation of tert-butyl disulfide to enantiomerically pure (R)-tert-butyl tert-butanethiosulfinate. Lower enantioselectivities and conversions were observed in the oxidation of i-propyl, n-butyl, p-tolyl tert-butyl disulfides and alkylthiophosphonates.
π SIMILAR VOLUMES
Synthesis of methyl tert-butyl ether (abbreviated as MTBE) from methanol (MeOH) and tert-butyl alcohol (TBA) in the liquid phase was studied by using Amberlyst 15 in the Hi form as an acid catalyst. Experiments were carried out in a stirred batch reactor at different temperatures (313, 318, and 323
## Abstract This paper compared the performance of Ξ²βzeolite and Amberlystβ15 catalysts on a liquid phase synthesis of ethyl __tert__βbutyl ether (ETBE) from ethanol (EtOH) and __tert__βbutyl alcohol (TBA) Ξ²βZeolite was synthesized and deposited on monolith support. Its structure was confirmed by a