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Addition of carbonyl compounds to alkynes under the influence of boron trifluoride

✍ Scribed by H. J. T. Bos; J. F. Arens


Book ID
104586677
Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
684 KB
Volume
82
Category
Article
ISSN
0165-0513

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✦ Synopsis


Abstract

α,β‐Unsaturated ketones are formed by reaction of aldehydes and ketones with phenylethyne under the influence of boron trifluoride. When using aromatic aldehydes 2,4,6‐triarylpyrylium tetrafluoroborates are formed as by‐products. trans‐2,3‐Diphenylindane‐1‐one is obtained from 1,2‐diphenylethyne and benzal‐dehyde.


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The Enantioselective Addition of Alkyne
✍ Barry M. Trost; Andrew H. Weiss 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 506 KB

## Abstract magnified image Over the past decade, large strides have been achieved in the invention of methods for the direct enantioselective addition of alkynes and metal alkynylide nucleophiles into prochiral aldehydes, ketones, and imines. This review highlights and compares the available meth