A straightforward route to spiroketals

[摘要] A straightforward route to 1,7-dioxa-,1,4,7-trioxa- and 1,4,7,10-tetraoxaspiro[5.5]undecanes, starting from commercially available 3-chloro-2(chloromethyl)pi-op-l-ene, is described. (C) 2007 Elsevier Ltd. All rights reserved.

[发布日期] 2007-11-26

[关键词] spiroketals;spirodioxanes;cyclization;substitution