Abstract

[191999-91-4] C16H15NO5S (MW 333.07) InChI = 1S/C16H15NO5S/c1-21-16(18)15(17-22-12-13-8-4-2-5-9-13)23(19,20)14-10-6-3-7-11-14/h2-11H,12H2,1H3 InChIKey = JYWMVEPJPWKXCP-UHFFFAOYSA-N (reagent used for the intermolecular acylation of carbon centered radicals) Physical Data: mp 100–101 °C.1 Analysis of Reagent Purity: 1H-NMR.1 Preparative Methods: the title reagent 3 can be prepared conveniently from readily available phenylsulfonyl acetic acid methyl ester 1 by a two-step sequence (eq 1).1 Nitrosation of 1 with isoamyl nitrite and sodium methoxide gives oxime 2, which is followed by O-benzylation with sodium hydride and benzyl bromide in DMF to give 3. (1) Handling, Storage, and Precautions: the reagent is a stable, white crystalline solid.1

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