1. Pharmaceutical Research and Development Division, Bristol-Myers Co., PO Box 4755, Syracuse, NY, 13221-4755, USA;2. Pharmaceutical Research and Development Division, Bristol-Myers Co., Candiac, Quebec, J5R 1J1, Canada
Abstract:
A successful trapping of 1-azetin-4-one with siloxydienes as cyclocondensation adducts is described.