Tris(methylthio)methane

Abstract image [ 5418‐86‐0 ] C 4 H 10 S 3 (MW 154.35) InChI = 1S/C4H10S3/c1‐5‐4(6‐2)7‐3/h4H,1‐3H3 InChIKey = YFMZQCCTZUJXEB‐UHFFFAOYSA‐N (precursor to tris(methylthio)methyllithium, 2 useful for the preparation of carboxylic acids, 2 esters, 3 ketene thioacetals, 4 α‐hydroxy esters, 5 β‐alkoxy carbonyl lactones 6 and for ring expansion of cyclic ketones to cyclic 1,2‐keto thioacetals 7 ) Physical Data: mp 17–18 °C 8 ; bp 102 °C/15 mm 8 ; d 1.16 g cm −3 ; 1 H NMR (CCl 4 ) δ 4.63 (s, 1 H ), 2.16 (s, 9 H ). 2b Form Supplied in: liquid; widely available. Handling, Storage, and Precautions: stench; irritant; use in a fume hood.