Boron → 3-[5-({[1-(3,4-Difluoro-benzyl)-2-oxo-1,2-dihydro-pyridine-3-carbonyl]-amino}-methyl)-thiophen-2-yl]-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid

Participants

Reaction Steps

Except where indicated, 3-[5-({[1-(3,4-Difluoro-benzyl)-2-oxo-1,2-dihydro-pyridine-3-carbonyl]-amino}-methyl)-thiophen-2-yl]-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid was synthesized as per Example 68, 1-(3,4-Difluoro-benzyl)-2-oxo-1,2-dihydro-pyridine-3-carboxylic acid 3-(5-cyano-1H-pyrrolo[2,3-b]pyridin-3-yl)-benzylamide using 1-(3,4-Difluoro-benzyl)-2-oxo-1,2-dihydro-pyridine-3-carboxylic acid [5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-thiophen-2-ylmethyl]-amide as activated boron species and 1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid methyl ester as substituted bicyclic heterocycle, to yield the product. 1H NMR (400 MHz, DMSO-d6) d ppm 12.338 (m, 1H) 10.072 (t, J=5.8 Hz, 1H) 8.829 (d, J=1.7 Hz, 1H) 8.688 (d, J=1.9 Hz, 1H) 8.403 (dd, J=7.3, 2.2 Hz, 1H) 8.234 (dd, J=6.6, 2.2 Hz, 1H) 7.944 (d, J=2.5 Hz, 1H) 7.480-7.347 (m, 2H) 7.224 (d, J=3.6 Hz, 1H) 7.188-7.134 (m, 1H) 7.040 (d, J=3.5 Hz, 1H) 6.591 (t, J=7.1 Hz, 1H) 5.194 (s, 2H), 4.685 (d, J=5.9 Hz, 2H); MS m/z=521.05 M+H.

Provenance & Evidence