Benzoic acid, 3-amino-, methyl ester → HCID 68837387, compound

Participants

Reaction Steps

The title compound was obtained by the method used in the preparation of 3-{2-[5-cyclohexyl-1-(3,3-dimethyl-2-oxo-butyl)-2-oxo-1,2-dihydro-3H-1,3,4-benzotriazepin-3-yl]-acetylamino}-benzoic acid methyl ester (Example 1), except that [5-cyclohexyl-1-(2-cyclopentyl-2-oxo-ethyl)-2-oxo-1,2-dihydro-3H-1,3,4-benzotriazepin-3-yl]-acetic acid (Example 22, step a) and 2,2-dimethyl-propionic acid 5-[(3-amino-phenyl)-methyl-amino]-tetrazol-2-ylmethyl ester were used in place of [5-cyclohexyl-1-(3,3-dimethyl-2-oxo-butyl)-2-oxo-1,2-dihydro-3H-1,3,4-benzotriazepin-3-yl]-acetic acid (Example 1, step d) and 3-amino-benzoic acid methyl ester respectively in step e, followed by reaction of the product obtained, in place of 2,2-dimethyl-propionic acid 5-(3-{2-[5-cyclopentyl-1-(3,3-dimethyl-2-oxo-butyl)-2-oxo-1,2-dihydro-3H-1,3,4-benzotriazepin-3-yl]-acetylamino}-phenyl)-tetrazol-2-ylmethyl ester (Example 10, step a), according to the method of Example 10, step b. 1H NMR (DMSO-d6) 9.85 (1H, s), 7.56-7.48 (3H, m), 7.30-7.20 (3H, m), 7.15 (1H, d), 7.06 (1H, d), 7.00 (1H, br m), 6.65 (1H, br m), 4.65 (2H, br m), 4.25 (1H, br d), 3.95 (1H, br d), 3.40 (3H, s), 3.05-2.85 (2H, m), 1.90-1.40 (9H, m), 1.40-0.95 (9H, m). The compound was further characterised as the N-methyl-D-glucamine salt. Found: C, 56.42; H, 7.05; N, 16.27%; C31H37N9O3.C7H17NO5.1.5CH3CO2H requires C, 56.67; H, 6.96; N, 16.12%.

Provenance & Evidence