Regio- and stereoselective synthesis of methyl 5-methylenetetrahydropyran-3-carboxylates from Baylis-Hillman adducts via allyltributylstannane-mediated radical cyclization |
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| Authors: | Saravanan Gowrisankar Taek Hyeon Kim |
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| Institution: | a Department of Chemistry and Institute of Basic Science, Chonnam National University, Gwangju 500-757, Republic of Korea
b Department of Applied Chemistry, Chonnam National University, Gwangju 500-757, Republic of Korea |
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| Abstract: | Two types of regioisomeric methyl 5-methylenetetrahydropyran-3-carboxylate derivatives 3a-c and 6a-c were synthesized stereoselectively starting from the Baylis-Hillman adducts via the allyltributylstannane-mediated vinyl radical cyclization as the key step. |
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| Keywords: | Regioselective Stereoselective Methylenetetrahydropyran Allyltributylstannane Radical cyclization |
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