Archive for the 'Reductions reactions' Category

Published by admin on 18 Sep 2009

Transfer Semihydrogenation of Alkynes…

The palladium(0) carbene complex is an excellent catalyst for the semihydrogenation of alkynes under hydrogen-transfer conditions - HCO2H/Et3N/[Pd]:

The semihydrogenation of alkynes under hydrogen-transfer conditions

Continue Reading »

Published by admin on 18 May 2008

A Ring Size-Selective Reduction of Lactones Using SmI2 and H2O

The SmI2-H2O reducing system shows complete selectivity for six-membered lactones over other classes of lactone and esters:

Reduction of lactones with SmI2

Continue Reading »

Published by admin on 03 May 2008

Selective reduction of mono- and disubstituted olefins by NaBH4 and catalytic RuCl3

The combination of cheap and readily available sodium borohydride and a catalytic amount of RuCl3·H2O provides a method for the selective reduction of mono- and disubstituted olefins.

Reduction of olefins

Continue Reading »

Published by admin on 21 Apr 2008

Terminal Olefins from Aldehydes through Enol Triflate Reduction

The transformation of aldehydes into terminal olefins through reduction of the corresponding enol triflates is described.

Olefins

Continue Reading »