hydroquinone; (CO)5W[CNC6H4NO2] in toluene
byproducts: (Bu3Sn)2; alkyne and catalyst with hydroquinone dissolved in abs. toluene, heated for 15 min at 60°C, Bu3SnH added, heated for 12 h at 60°C; solv. removed, chromy over silica gel with pure hexane, then hexane/ethyl acetate/1percent triethylamine, 98-90percent hexane;
参考文献
Braune, Sascha; Kazmaier, Uli
Angewandte Chemie - International Edition, 2003 , vol. 42, # 3 p. 306 - 308
2-monochloropropane; magnesium in not given
Bu3SnH added to soln. of Grignard reagent prepd. from i-PrCl and Mg, refluxed for an hour, cooled with ice bath, propanal added dropwise, further refuxed for an hour, treated with aq. NH4Cl; distn. under reduced pressure;
参考文献
Kosugi, Masanori; Naka, Hiroyuki; Sano, Hiroshi; Migita, Toshihiko
Bulletin of the Chemical Society of Japan, 1987 , vol. 60, # 9 p. 3462 - 3464
potassium acetate in further solvent(s)
addn. of arene and tin compd. to a mixt. of palladium catalyst and potassium acetate in 1-methyl-2-pyrrolidone, stirring at 50°C for 16 h; addn. of benzene, washing with water, evapn.;
参考文献
Choudary, Boyapati M.; Madhi, Sateesh; Chowdari, Naidu S.; Kantam, Mannepalli L.; Sreedhar, Bojja
Journal of the American Chemical Society, 2002 , vol. 124, # 47 p. 14127 - 14136
in diethyl ether
grignard reagent in Et2O adding to Sn hydride soln. in Et2O, resulting Bu3SnMgCl adding dropwise to orthoformate in Et2O, stirring for 3 h, hydrolyzing, org. phase sepg.; purified by distn. in vacuo; NMR, IR and mass spectra;
参考文献
Quintard, Jean-Paul; Elissondo, Bernard; Mouko-Mpegna, David
Journal of Organometallic Chemistry, 1983 , vol. 251, # 2 p. 175 - 188
catalyst: azobis(isobutyronitrile) in neat (no solvent)
catalyst addn. to mixt. of Bu3SnH and propargyl acolhol under argon, stirring (2 h, 80°C); flash chromy. (silica gel column, ethyl acetate/hexane);
参考文献
Lai, Ming-tain; Li, Ding; Oh, Eugene; Liu, Hung-wen
Journal of the American Chemical Society, 1993 , vol. 115, # 5 p. 1619 - 1628
