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Communications. A New Rearrangement Involving a Trichloromethyl Group

✍ Scribed by Newman, Melvin; Wood, Louis


Book ID
126111280
Publisher
American Chemical Society
Year
1958
Tongue
English
Weight
189 KB
Volume
23
Category
Article
ISSN
0022-3263

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## Abstract During the reaction of allyl ethers, allyl sulfides and allyl selenides with __in situ__ prepared dichloroketene (**1**), 2 competing pathways are observed. Besides [2+2]‐cycloaddition, an unprecedented [3,3]‐sigmatropic (__Claisen__) rearrangement via a 1,3‐dipolar intermediate takes p