2-Hydroxyisobutyric acid → HCID 58852276, compound

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Reaction Steps

2-(5-Methyl-1-piperidin-4-yl-1H-benzoimidazol-2-yl)-propan-2-ol was prepared from 4-(2-amino-4-methyl-phenylamino)-piperidine-1-carboxylic acid tert-butyl ester and 2-hydroxyisobutyric acid according to the procedure described by Skolnik et. al. J. Amer. Chem. Soc., 1943, 65, 1854-1858. The yields of the product after washing with water and drying varied from 78-87% as an off-white solid. 1H NMR (DMSO-d6, 300 MHz) δ 7.60, 7.36, 6.99, 5.63 (s, 1H), 5.30 (m, 1H), 3.10 (br m, 2H), 2.54 (br m, 2H), 2.37 (s, 3H), 2.22-2.36 (m, 3H), 1.74 (brd, 2H), 1.61 (s, 6H).

Provenance & Evidence