Example 000

[4π + 2π] Cycloaddition of 1,3-butadiene to ethene

[4 + 2] Cycloaddition of 1,3-butadiene to ethene
new resizable window
new resizable window

H. El-Ghatta and J. K. Forrer, Chem. Abstr., 1978, 89, 59709
Swiss patent CH597113 (1978)