Issue 44, 2014

Ruthenium catalyzed regioselective coupling of terminal alkynes, amine and carbon dioxide leading to anti-Markovnikov adducts

Abstract

RuCl2(p-cymene)/DPPE catalyzed addition of secondary amines and CO2 to terminal alkynes affording anti-Markovnikov adducts of vinyl carbamates in good yield with excellent regioselectivity is reported. The catalyst, consisting of labile p-cymene displays very high regioselectivity towards the anti-Markovnikov adducts and was applicable to a variety of aliphatic/aromatic alkynes and secondary amines.

Graphical abstract: Ruthenium catalyzed regioselective coupling of terminal alkynes, amine and carbon dioxide leading to anti-Markovnikov adducts

Supplementary files

Article information

Article type
Communication
Submitted
26 Apr 2014
Accepted
14 May 2014
First published
14 May 2014

RSC Adv., 2014,4, 23022-23026

Author version available

Ruthenium catalyzed regioselective coupling of terminal alkynes, amine and carbon dioxide leading to anti-Markovnikov adducts

R. A. Watile and B. M. Bhanage, RSC Adv., 2014, 4, 23022 DOI: 10.1039/C4RA03836C

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