Treatment with N-bromosuccinimide (NBS) or N-chlorosuccinimide (NCS) of 1-subsituted 1-alkoxy-1,3-dienes, obtained by reaction of α,β-unsaturated acetals with LICKOR superbase, affords γ-brominated (chlorinated) α,β-unsaturated acetals or carbonyl compounds, according to the selected experimental conditions.
用N-
溴代琥珀
酰亚胺(
NBS)或N-
氯代琥珀
酰亚胺(
NCS)处理由α,β-不饱和醛与LICKOR超级碱反应得到的1-取代1-烷氧基-1,3-二烯,能够根据选定的实验条件获得γ-
溴化(
氯化)α,β-不饱和醛或羰基化合物。