In the presence of samarium-bismuth(III) chloride, inter-molecular aldol typereactions of α-bromoacetophenone with various aldehydes in tetrahydrofuran-water mixed solventafford β-hydroxy ketones in moderate to good...In the presence of samarium-bismuth(III) chloride, inter-molecular aldol typereactions of α-bromoacetophenone with various aldehydes in tetrahydrofuran-water mixed solventafford β-hydroxy ketones in moderate to good yields under mild and neutral conditions.展开更多
An organosamarium reagent was prepared via the reaction of α -bromoacetophenone with samarium. This organosamarium reagent reacted with aldehydes to give β -hydroxy ketones. A possible reaction process was...An organosamarium reagent was prepared via the reaction of α -bromoacetophenone with samarium. This organosamarium reagent reacted with aldehydes to give β -hydroxy ketones. A possible reaction process was suggested.展开更多
基金theNationalNaturalScienceFoundationofChina (No .2 0 0 72 0 33)andtheNaturalScienceFoundationofZhejiangProvince ,China
文摘In the presence of samarium-bismuth(III) chloride, inter-molecular aldol typereactions of α-bromoacetophenone with various aldehydes in tetrahydrofuran-water mixed solventafford β-hydroxy ketones in moderate to good yields under mild and neutral conditions.
基金Supported by the National Natural Science Foundation of China( No.2 9872 0 10)
文摘An organosamarium reagent was prepared via the reaction of α -bromoacetophenone with samarium. This organosamarium reagent reacted with aldehydes to give β -hydroxy ketones. A possible reaction process was suggested.
