130-131"; oxime, mp 1 13.3-114.5'; calcd. for CIIH2SON: C,'71.35; H, 12.54; N, 7.57; found: C,'71.67; H, 12.54; N,'7.5 l), respectively. If unsymmetrically substituted ethylenes were to react by addition with branched organolithium reagents, a polar mechanism might be expected to lead to a product having the lithium on the primary carbon atom. M'hen isopropyllithiuni was stirred for twenty-four hours with propylene in ether below-30'and the ...