FUSION TO ORDINARY AND LARGE RINGS

In general, the methods of synthesis and reactions of oxiranes and thiiranes fused to ordinary or large rings are not particularly affected by the ring fusion. The reader is referred to Chapters 5.05 and 5.06, and reviews cited there, many of which include fused-ring examples. 

Fused-ring Oxiranes, Oxirenes, Thiiranes and Thiirenes 

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