7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide → 7-cyclopentyl-2-[5-((R,R)-2,5-diaza-bicyclo[2.2.1]heptane-2-carbonyl)-pyridin-2-ylamino]-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide

Participants

Reaction Steps

Following deprotection method 2, 5-[6-(7-Cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridine-3-carbonyl]-(R,R)-2,5-diaza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester was converted to 7-Cyclopentyl-2-[5-(R,R)-2,5-diaza-bicyclo[2.2.1]heptane-2-carbonyl)-pyridin-2-ylamino]-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide (20 mg) in 22% yield. 1H NMR (400 MHz, CHLOROFORM-d) δ ppm 1.65-1.85 (m, 4H) 2.03 (s, 2H) 2.06-2.19 (m, 6H) 2.59 (br. s., 2H) 3.18 (s, 7H) 3.33 (d, J=9.60 Hz, 1H) 3.52 (br. s., 1H) 3.78 (br. s., 2H) 4.72-4.94 (m, 1H) 6.38-6.54 (m, 1H) 7.96 (d, J=9.09 Hz, 1H) 8.56 (s, 1H) 8.61 (d, J=8.59 Hz, 1H) 8.84 (br. s., 1H); HRMS m/z, (M+H)+: 475.2582.

Provenance & Evidence