An efficient and selective method for the preparation of triphenylmethyl ethers of alcohols and nucleosides

Author:

Zekri Negar1,Alamdari Reza Fareghi1

Affiliation:

1. Department of Chemistry and Chemical Engeenering, Faculty of Material and Chemical Engineering, Malek-Ashtar University of Technology (MUT), Lavizan, Tehran, P.O. Box 16765-3454, Iran.

Abstract

A very simple and efficient method is described for the protection of alcohols and nucleosides with benzyl monomethoxytrityl and benzyl dimethoxytrityl ethers in the presence of diethylazodicarboxylate and a catalytic amount of ceric triflate. High selectivity was observed for the tritylation of 5′-OH function of nucleosides.

Publisher

Canadian Science Publishing

Subject

Organic Chemistry,General Chemistry,Catalysis

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