Triethyl α‐Phosphonomethanesulfonate

[73300-75-1] C7H17O6PS (MW 260.2) InChI = 1S/C7H17O6PS/c1-4-11-14(8,12-5-2)7-15(9,10)13-6-3/h4-7H2,1-3H3 InChIKey = CXPXCCAOKXGQQZ-UHFFFAOYSA-N (reagent used for the olefination of carbonyl compounds to give vinyl sulfonates) Alternate Name: (diethoxyphosphoryl)-methanesulfonic acid ethyl ester. Physical Data: colorless liquid, bp 106–108 °C (0.01 Torr);1 bp 120–130 °C (0.1 Torr).2 Solubility: soluble in most organic solvents. Form Supplied in: not commercially available. Analysis of Reagent Purity: NMR.1, 2 Purification: flash chromatography or distillation through short Vigreux column. Handling, Storage, and Precautions: although the reagent requires no special handling or storage, its toxicology is not known. The reagent should be treated as toxic and as a cancer suspect agent. Exposure should be minimized through the use of gloves, safety glasses, etc.