2-Methoxybenzyl alcohol → HCID 54532447, compound

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Reaction Steps

Prepared from 2-(2-tert-butyldimethylsiloxyethyl)-3,4-dihydro-3-oxo-2H-1,4-benzoxazine by methods F and G, alkylating with the methanesulfonate ester of 2-methoxybenzyl alcohol, in 47% overall yield as a light yellow gum after flash chromatography, eluting with EtOAc/hexanes, IR (Neat) 3436, 2941, 1583, 1683, 1501, 1466, 1403, 1281, 1246, 1113, 1052, 751 cm-1 ; 1H NMR (CDCl3) δ 2.18-2.36 (m, 2H), 2.39 (br t, J=6.0 Hz, 1H), 3.90 (s, 3H), 3.92 (br q, J=5.5 Hz, 2H), 4.85 (dd, J=7.4, 5.7 Hz, 1H), 5.15 (s, 2H), 6.81-7.03 (m, 7H), 7.23 (td, J=8.3, 1.7 Hz, 1H); MH+ at m/z=314; Anal. Calc'd for C18H19NO4.0.2 H2O: C, 68.21; H, 6.17; N, 4.42. Found: C, 68.36; H, 6.18; N, 4.36.

Provenance & Evidence