Studies of the synthetic applications of element-organic compounds of 15th and 16th Groups. 97. Pentaorganylstiborane. 2. Reactions of pentaorganylstiboranes with acyl chlorides and ketones
A new organic transformation by introducing crotyl/allyltrifluoroborates in cross-coupling reaction with aroyl chlorides
作者:Mohammad Al-Masum、Kwei-Yu Liu
DOI:10.1016/j.tetlet.2011.07.107
日期:2011.9
Microwave irradiated PdCl2(dtbpf) catalyzed direct cross-coupling reaction of aroylchlorides with potassium crotyl/allyltrifluoroborates has been developed. Regioselectivity of the cross-coupling product is varied from crotyltrifluoroborate to allyltrifluoroborate.
已经开发了微波辐射的PdCl 2(d t bpf)催化的芳酰氯与巴豆基/烯丙基三氟硼酸钾的直接交叉偶联反应。交联产物的区域选择性从巴豆基三氟硼酸酯到烯丙基三氟硼酸酯变化。
Ytterbium mediated coupling of α-oxonitriles with allylbromides: convenient synthesis of β,γ-unsaturated ketones
作者:Mukut Gohain、Baikuntha J. Gogoi、Dipak Prajapati、Jagir S. Sandhu
DOI:10.1039/b302491c
日期:——
A new and efficient method for the preparation of β,γ-unsaturated ketones has been achieved by the simple reaction of an acyl cyanide with allyl, crotyl and prenyl bromides and ytterbium metal in absolute tetrahydrofuran.