<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>2‐Alkyl‐2‐nitrocyclopropane‐1‐carboxylates are transformed according to the scalable title reaction with various 1, 1‐methylaryl and 1, 1‐methylalkyl substituted alkenes to form cyclopentane derivatives containing three stereocenters, the two quaternary one of which are formed with excellent diastereoselectivity.</p> </abstract>