Diversity in the reaction modes of anionic and cationic stannyl reagents: γ-Chloro allylstannanes as a vinyl carbene equivalent, and its application for (±) -bakuchiol synthesis
作者:Jun Fujiwara、Tadashi Sato
DOI:10.1016/0022-328x(94)80106-1
日期:1994.6
Diversity in the reaction modes of anionic stannyl reagents is demonstrated by synthon representation. A new cationic stannyl reagent, γ-chloro allylstannane, has been developed as a vinyl carbene equivalent, and its utility is demonstrated by (±)-bakuchiol synthesis.
Diversity in the Lewis acid-induced reaction of aldehydes with γ-substituted allylstannanes depending upon the substituent
作者:Jun Fujiwara、Masami Watanabe、Tadashi Sato
DOI:10.1039/c39940000349
日期:——
Lewis acid-induced reaction of γ-substituted allylstannanes with aldehydes proceeded at the α-, β- or γ-position, depending upon the nature of the substituents.
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.
INDIUM-MEDIATED ALLYLATION OF ACYL CYANIDES IN AQUEOUS MEDIA: A CONVENIENT SYNTHESIS OF β,γ-UNSATURATED KETONES
作者:Byung Woo Yoo、Kwang Hyun Choi、Sung Jae Lee、Ghil Soo Nam、Kwan Young Chang、Sung Hoon Kim、Joong Hyup Kim
DOI:10.1081/scc-120002691
日期:2002.1.1
ABSTRACT The indium-mediatedallylation reaction of acyl cyanides with allyl halides in aqueousmedia afforded a variety of β,γ-unsaturated ketones in moderate to good yields under mild and neutral conditions.