New odourless protocols for efficient Pauson–Khand annulations

Organic & Biomolecular Chemistry Pub Date: 2005-06-09 DOI: 10.1039/B506947P

Abstract

An inexpensive and commercially available odourless additive, dodecyl methyl sulfide, has been shown to be a highly effective promoter in the Pauson–Khand cyclisation of both intra- and intermolecular substrates, affording good to excellent yields of cyclopentenone products.

Graphical abstract: New odourless protocols for efficient Pauson–Khand annulations
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