1: 2-(2-propynyloxy)-tetrahydro-2H-pyran With n-butyllithium in tetrahydrofuran; hexane
T=-78°C; 2 h;
2: formaldehyd in tetrahydrofuran; hexane
T=-78°C; 1 h; Further stages.;
参考文献
Horino, Yoshikazu; Kimura, Masanari; Tanaka, Shuji; Okajima, Toshiya; Tamaru, Yoshinao
Chemistry - A European Journal, 2003 , vol. 9, # 11 p. 2419 - 2438
1: With n-butyllithium in tetrahydrofuran; N,N,N',N',N'',N''-hexamethylphosphoric triamide; hexane
T=0 - 20°C;
2: With p-toluenesulfonic acid monohydrate in methanol
T=20°C; Further stages.;
参考文献
Oppolzer; Radinov; El-Sayed
Journal of Organic Chemistry, 2001 , vol. 66, # 14 p. 4766 - 4770
1: 2-(2-propynyloxy)-tetrahydro-2H-pyran With n-butyllithium in tetrahydrofuran; hexane
T=-78°C;
2: With zinc(II) chloride in tetrahydrofuran; hexane
T=-78 - 0°C;
3: acetyl chloride in tetrahydrofuran; hexane
T=40°C; 0.5 h; Further stages.;
参考文献
Grotjahn, Douglas B.; Van, Sang; Combs, David; Lev, Daniel A.; Schneider, Christian; Rideout, Marc; Meyer, Christoph; Hernandez, Genaro; Mejorado, Lupe
Journal of Organic Chemistry, 2002 , vol. 67, # 26 p. 9200 - 9209
