Hydrochloric Acid → N-Methyl-1-[7-(methylsulfonyl)-2,3-dihydro-1,4-benzodioxin-2-YL]methanamine

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Reaction Steps

Preparation according to Example 5 using [7-(methylsulfonyl)-2,3-dihydro-1,4-benzodioxin-2-yl]methyl 4-methylbenzenesulfonate (0.4 g, 0.9 mmol), methanamine (33% in EtOH, 1 ml) and ACN (3 ml). Yield: 0.2 g, 76%. The amine was converted to the hydrochloric acid salt and crystallized from MeOH/Et2O. M.p. 273° C. MS m/z (rel. intensity, 70 eV) 257 (M+, 79), 79 (bp), 70 (70), 63 (59), 51 (83).

Provenance & Evidence