18-crown-6 ether; cesium fluoride in benzene (Ar); addn. of CsF to a mixt. of phenylacetylene and 18-crown-6 in C6H6,stirring for 5 min, addn. of tin compd., stirring at room temp. for 5-7 h; filtration through SiO2 or Al2O3, evapn.;
参考文献
Journal of Organometallic Chemistry, , vol. 634, # 1 p. 69 - 73
18-crown-6 ether; cesium fluoride in benzene (Ar); addn. of CsF to a mixt. of phenylacetylene and 18-crown-6 in C6H6,stirring for 5 min, addn. of tin compd., stirring at room temp. for 5-7 h; filtration through SiO2 or Al2O3, evapn.;
参考文献
Journal of Organometallic Chemistry, , vol. 634, # 1 p. 69 - 73
18-crown-6 ether; cesium fluoride in benzene (Ar); addn. of CsF to a mixt. of phenylacetylene and 18-crown-6 in C6H6,stirring for 5 min, addn. of tin compd., stirring at room temp. for 5-7 h; filtration through SiO2 or Al2O3, evapn.;
参考文献
Journal of Organometallic Chemistry, , vol. 634, # 1 p. 69 - 73
18-crown-6 ether; cesium fluoride in benzene (Ar); addn. of CsF to a mixt. of phenylacetylene and 18-crown-6 in C6H6,stirring for 5 min, addn. of tin compd., stirring at room temp. for 5-7 h; filtration through SiO2 or Al2O3, evapn.;
参考文献
Journal of Organometallic Chemistry, , vol. 634, # 1 p. 69 - 73
catalyst: Ni(COD)2-Ph2P(CH2)3PPh2 in toluene
alkynylstannane and 1,2-diene (molar ratio 1:3) reacted in toluene in presence of Ni complex (0.05 equiv.) and phosphine (0.05 equiv.) at 50°C for 7 h; detd. by (119)Sn NMR spectra;
catalyst: Ni(COD)2-Me2P(CH2)3PMe2 in toluene
alkynylstannane and 1,2-diene (molar ratio 1:1.5) reacted in toluene in presence of Ni complex (0.05 equiv.) and phosphine (0.05 equiv.) at 50°C for 26 h; detd. by (119)Sn NMR spectra; PhC2CH(Bu)C(CH2)SnMe3 and PhC2CH2C(SnMe3)CHBu (37:63) obtained, total yield 81percent;
