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Synlett 1999; 1999(11): 1769-1771
DOI: 10.1055/s-1999-2948
DOI: 10.1055/s-1999-2948
letter
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One-Pot Transformation of RCHO to (E)-RCH=CHSiMe3 Using CHI3, Mn, Me3SiCl, and a Catalytic Amount of CrCl2
Further Information
Publication History
Publication Date:
31 December 1999 (online)
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Iodoform is reduced with manganese in the presence of Me3SiCl to give Me3SiCHI2 (1). A one-pot transformation of aldehydes to (E)-1-alkenyltrimethylsilanes is then performed with iodoform, manganese, Me3SiCl, and a catalytic amount of chromium(II) chloride in THF via in situ formation of 1.
geminal dichromium reagent - geminal diiodo compound - (E)-1-alkenylsilane - chromium(II) - chromium(III) - manganese