e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
Tetrahedron
Synthesis of 2, 2-dialkylcyclopropylamines from β-chloroimines and application towards the synthesis of1-amino-2, 2-dialkylcyclopropane-carboxylic acids
N De Kimpe, P Sulmon, M Boeykens
Index: De Kimpe; Sulmon; Boeykens Tetrahedron, 1991 , vol. 47, # 20-21 p. 3389 - 3406
Base-induced 1, 5-dehydrochlorination of β-chloroimines, having a relatively acidic hydrogen atom at carbon-1 of the N-substituent (eg benzyl, methoxycarbonylmethyl, α- methylbenzyl), afforded N-cyclopropylimines which were easily hydrolyzed into