Synthesis 2020; 52(14): 2106-2110
DOI: 10.1055/s-0039-1690863
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© Georg Thieme Verlag Stuttgart · New York

An Improved, Versatile, and Easily Scalable Synthesis of Sphingomyelins: Application to Stable Isotope Labeling

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Publication History

Received: 19 November 2019

Accepted after revision: 06 March 2020

Publication Date:
24 March 2020 (online)


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Abstract

With a view to make conveniently labeled mass spectrometry standards available, a set of deuterated sphingomyelins were prepared by a new expedient, flexible, robust, scalable, and high-yielding synthetic scheme starting from 2-azido-3-O-benzoylsphingosine as the key intermediate. Unlike previously published procedures, this work emphasizes the benefit arising from the choice of the azido function as a masking group for the reactive primary amine during the troublesome, though crucial, phosphorylation step.

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