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One-Pot Three-Step Synthesis of 1,2,3-Triazoles by Copper-Catalyzed Cycloaddition of Azides with Alkynes formed by a Sonogashira Cross-Coupling and Desilylation

✍ Scribed by Friscourt, Frédéric; Boons, Geert-Jan

Book ID: 118212271
Publisher: American Chemical Society
Year: 2010
Tongue: English
Weight: 250 KB
Volume: 12
Category: Article
ISSN: 1523-7060
DOI: 10.1021/ol1022036

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## Abstract A safe, efficient, and improved procedure for the regioselective synthesis of 1‐(2‐hydroxyethyl)‐1__H__‐1,2,3‐triazole derivatives under ambient conditions is described. Terminal alkynes reacted with oxiranes and NaN~3~ in the presence of a copper(I) catalyst, which is prepared by __in