Hydrochloric Acid → 1-Aminomethyl-6,7-dimethoxy-isoquinoline-4-carboxylic acid benzyl-methyl-amide hydrochloride

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Reaction Steps

As described in example 1, a solution of [4-(benzyl-methyl-carbamoyl)-6,7-dimethoxy-isoquinolin-1-ylmethyl]-carbamic acid tert-butyl ester (82 mg) was treated with HCl in EtOAc to give 56 mg (79%) of 1-aminomethyl-6,7-dimethoxy-isoquinoline-4-carboxylic acid benzyl-methyl-amide hydrochloride: 1H NMR (DMSO-d6) δ 2.68 (s, 2H), 3.67 (s, 2H), 3.91 (s, 1H), 3.97 (s, 3H), 4.33 (br s, 1H), 4.67-4.72 (m, 3H), 6.80 (s, 1H), 7.04-7.51 (m, 6H), 8.36 (d, 1H, J=4.26 Hz), 8.56-8.63 (m, 3H); MS: APCI (M+H) calc'd for C21H23N3O3 366.2; found 366.1.

Provenance & Evidence