chemical synthesis of spin-labelled lecithin 2- ( 16'- ( n-oxyl-4 '' ,4 '' -dimethyloxazolidine ) stearoyl ) -phosphatidylcholine was achieved by reaction of equimolar amounts of purified egg yolk lyso-lecithin with commercially available 16- ( n-oxyl-4',4'-dimethyloxazolidine ) stearic acid activated with n , n-carbonyldiimidazole .
C1959616
phosphatidylcholine
C0031617
lecithin