RR toward cyclohexene than is ethyl azodicarboxylate. Saville2 used this reaction for cross- linking of natural rubber. We3s4 have successfully used this reaction for modification of polybutadiene, polyisoprene, and copolymers of butadiene and isoprene. However, no systematic studies on this reaction itself have been reported. A study was undertaken to obtain fundamental background information on the ene reaction between TD and alkenes. ...
[Dang, Hai-Shan; Davies, Alwyn G. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1991 , # 12 p. 2011 - 2020]