139059-94-2Relevant articles and documents
Regioselectivity in the 1,3-Dipolar Cycloaddition of Nitrile Oxides to 3,3-Methylene-5,5-dimethyl-2-pyrrolidinone
Oravec, Peter,Fisera, Lubor,Ertl, Peter,Vegh, Daniel
, p. 821 - 828 (2007/10/02)
Nitrile oxides add regioselectively to the carbon-carbon double bond of 3,3-methylene-5,5-dimethyl-2-pyrrolidinone (1), giving exclusively spiro-isoxazolines: 3-aryl-6-oxo-8,8-dimethyl-1-oxa-2,7-diazaspironon-2-enes 3a-l.The regiochemistry of the 1,3