Table 2. Internal diene scope for malononitrile additions ^a .

^aReaction under N₂ with 0.2 mmol malononitrile in 0.2 mL Et₂O. Dienes were used as a mixture of stereoisomers (1.1 : 1 to 4.2 : 1 E,Z : E,E). See the ESI for experimental details.

^bIsolated yield of purified product.

^cDetermined by HPLC analysis of purified 2.