Yq. Hu et al., PRINS CYCLIZATION OF 4-ALLYL-1,3-DIOXANES PREPARED FROM 1,3-DIOL SYNTHONS - A RAPID ENTRY INTO FUNCTIONALIZED TETRAHYDROPYRANS, Tetrahedron letters, 37(48), 1996, pp. 8679-8682
A variety of 4-allyl-1,3-dioxanes were prepared and cyclized to give 4
-chloro or 4-acetoxy tetrahydropyrans in good yields and with high ste
reoselectivity. Copyright (C) 1996 Elsevier Science Ltd