in-the-context-of-alkene-metathesis-what-does-22-cycloaddition-refer-to

Question

In the context of alkene metathesis, what does 2+2 cycloaddition refer to?

Accepted Answer

The formation of a four-membered ring intermediate.

Answer

The breakdown of alkenes into smaller molecules.

Answer

The addition of two alkenes to form a larger alkene.

Answer

The conversion of alkenes into cyclic ethers.