Potassium Hydroxide → HCID 11304084, compound

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Reaction Steps

Compound 107n was prepared likewise Method D starting from 106n (11.63 g, 25.6 mmol) and KOH (4.31 g, 77.0 mmol) to give, after recrystallization from iPr2O/heptane, 107n (7.56 g, 74%) as white crystals. mp=74-77° C. 1H NMR: (CD3OD) δ 2.43 (t, J=7.3 Hz, 4H), 1.57-1.50 (m, 8H), 1.33-1.21 (m, 16H), 1.14 (s, 12H). 13C NMR: δ 214.5, 182.1 (2×), 43.6 (2×), 43.2 (2×), 42.0 (2×), 31.2 (2×), 30.4 (2×), 30.38 (2×), 26.2 (2×), 25.9 (4×), 25.0 (2×). Anal calcd for C23H42O5: C, 69.31; H, 10.62. Found: C, 69.41; H, 10.73.

Provenance & Evidence