in diethyl ether byproducts: MgBr2; to suspn. of ZnCl2 in ether prop-2-enylmagnesium bromide added at -20°C for 4 h, after 12 h MgBr2 filtered, solvent evapd. at -10°C 1 Torr, residue stand at 35-40°C/0.0001 Torr for 6 h; bis(prop-2-enyl)zinc sublimed, residue extd. with toluene-d8;
参考文献
Lehmkuhl, Herbert; Doering, Ingo; McLane, Raymond; Nehl, H.
Journal of Organometallic Chemistry, 1981 , vol. 221, # 1 p. 1 - 6
copper(I) bromide dimethylsulfide complex in tetrahydrofuran T=20°C;
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Jamookeeah, Clare E.; Beadle, Christopher D.; Jackson, Richard F. W.; Harrity, Joseph P. A.
Journal of Organic Chemistry, 2008 , vol. 73, # 3 p. 1128 - 1130
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