Pd/CaCO3 in liquid poly(ethylene glycol) (PEG): An easy and efficient recycle system for partial reduction of alkynes to cis-olefins under a hydrogen atmosphere

S. Chandrasekhar; Ch Narsihmulu; G. Chandrashekar; T. Shyamsunder

doi:10.1016/j.tetlet.2004.01.097

Pd/CaCO₃ in liquid poly(ethylene glycol) (PEG): An easy and efficient recycle system for partial reduction of alkynes to cis-olefins under a hydrogen atmosphere

S. Chandrasekhar, Ch Narsihmulu, G. Chandrashekar, T. Shyamsunder

Research output: Contribution to journal › Article › peer-review

70 Scopus citations

Abstract

Lindlar's catalyst (Pd/CaCO₃) in PEG (400) has been found to be the most reusable reaction medium for selective reduction of alkynes to cis-olefins. The catalyst and PEG were recycled five times without loss of activity.

Original language	English (US)
Pages (from-to)	2421-2423
Number of pages	3
Journal	Tetrahedron Letters
Volume	45
Issue number	11
DOIs	https://doi.org/10.1016/j.tetlet.2004.01.097
State	Published - Feb 8 2004
Externally published	Yes

Bibliographical note

Funding Information:
C.N., G.C.S., and T.S.S. thank CSIR, New Delhi, India for financial support.

Keywords

Hydrogenation
Lindlar's catalyst
PEG
Recycling

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title = "Pd/CaCO3 in liquid poly(ethylene glycol) (PEG): An easy and efficient recycle system for partial reduction of alkynes to cis-olefins under a hydrogen atmosphere",

abstract = "Lindlar's catalyst (Pd/CaCO3) in PEG (400) has been found to be the most reusable reaction medium for selective reduction of alkynes to cis-olefins. The catalyst and PEG were recycled five times without loss of activity.",

keywords = "Hydrogenation, Lindlar's catalyst, PEG, Recycling",

author = "S. Chandrasekhar and Ch Narsihmulu and G. Chandrashekar and T. Shyamsunder",

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T2 - An easy and efficient recycle system for partial reduction of alkynes to cis-olefins under a hydrogen atmosphere

AU - Chandrasekhar, S.

AU - Narsihmulu, Ch

AU - Chandrashekar, G.

AU - Shyamsunder, T.

N1 - Funding Information: C.N., G.C.S., and T.S.S. thank CSIR, New Delhi, India for financial support.

PY - 2004/2/8

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AB - Lindlar's catalyst (Pd/CaCO3) in PEG (400) has been found to be the most reusable reaction medium for selective reduction of alkynes to cis-olefins. The catalyst and PEG were recycled five times without loss of activity.

KW - Hydrogenation

KW - Lindlar's catalyst

KW - PEG

KW - Recycling

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