Lewis-acid-promoted additions of carbony
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Hans-Ulrich Reissig
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Article
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1981
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Elsevier Science
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French
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Methyl 2,3-dihydrofurane-3-carboxylates are synthesized from siloxycyclopropaneesters and ketonesin the presence of Tic14 with good yields. During the last decade cyclopropanes have attained remarkable importance for the construction of carbon skeletons '. The "oxycyclopropanes" (l\_) -(3\_) are ver