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4 + 1] cycloaddition of bis(alkylthio)carbenes with vinyl isocyanates. Total synthesis of (+/-)-mesembrine |
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| Authors: | Rigby J H Dong W |
| Institution: | Department of Chemistry, Wayne State University, Detroit, MI 48202-3489, USA. jhr@chem.wayne.edu |
| Abstract: | reaction: see text] The Sceletium alkaloid mesembrine has been synthesized in 13% overall yield by a sequence featuring a 4 + 1] cycloaddition of a bis(alkylthio)carbene with a functionalized vinyl isocyanate. |
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