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A more efficient catalyst for the cycloisomerization of alkynoic acids
,
,
*
,
Garazi Urgoitia
,
,
María Teresa Herrero
,
Nerea Conde
,
Raul Sanmartin
*
Published:
20 December 2017
by MDPI
in MOL2NET'17, Conference on Molecular, Biomed., Comput. & Network Science and Engineering, 3rd ed.
congress CHEMBIOMOL-03: Chem. Biol. & Med. Chem. Workshop, Rostock, Germany-Bilbao, Spain-Galveston, Texas, USA, 2017
Abstract:
A number of terminal and internal alkynoic acids with different substitution patterns have been efficiently cycloisomerized to the corresponding exocyclic enol lactones in the presence of low amounts of a non-symmetric NNC palladium complex and a catalytic amount of triethylamine.
Keywords: alkynoic acid, cycloisomerization, palladium, pincer
