The effect of ultrasound and of phosphine and phosphine-oxides on the Khand reaction
作者:David C. Billington、I. Malcolm Helps、Peter L. Pauson、William Thomson、Debra Willison
DOI:10.1016/0022-328x(88)87050-5
日期:1988.10
Carbonylative Cyclization of Alkynes Using Cobalt Carbonyl Species Prepared via Reduction of CoBr<sub>2</sub> with Zn under a Carbon Monoxide Atmosphere
作者:Thotapally Rajesh、Mariappan Periasamy
DOI:10.1021/om990534c
日期:1999.12.1
Alkyne-Co-2(CO)(6) complexes prepared in situ using CoBr2, Zn, and CO give the corresponding cyclopentenones or cyclopentadienones on heating in toluene or in CH2Cl2 at 25 degrees C in the presence of DMSO or amines.
PAUSON, P!, L., TETRAHEDRON, 1985, 41, N 24, 5855-5860