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)-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 (d6-DMSO) 10.11 (1H, s), 8.36 (1H, s), 7.68-7.46 (5H, m), 7.22 (1H, m), 7.16 (1H, d), 6.95 (1H, br), 6.65 (1H, br), 4.64 (2H, m br), 4.35 (1H, m br), 4.00 (1H, m br), 3.00-2.80 (2H, m), 1.95-1.45 (9H, m), 1.40-1.00 (9H, m). The compound was further characterised as the N-methyl-D-glucamine salt. Found: C, 56.11; H, 7.00; N, 14.82%; C30H34N8O3.C7H17NO5.0.8CH3CO2H.2.2CH3OH requires C, 56.43; H, 7.31; N, 14.52%.

Provenance & Evidence