Trifluoroacetic acid → 9-cyclopentyl-N-(5-(1-piperazinylmethyl)-2-pyridinyl)-9 H-pyrido[4',3':4,5]-pyrrolo[2,3-d]pyrimidin-2-amine

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Compound 338 was prepared as an off-white solid (TFA salt) from compound 4 and compound 339 using chemistry similar to that described in example 200. 1H NMR (500 MHz, CD3OD) δ ppm 9.68 (1 H, s), 9.35 (1 H, s), 8.68 (2 H, q, J=6.3 Hz), 8.43 (1 H, d, J=1.5 Hz), 8.26 (1 H, dd, J=8.9, 2.1 Hz), 7.88 (1 H, d, J=8.8 Hz), 5.48 (1 H, quin, J=8.7 Hz), 3.78 (2 H, s), 3.27-3.30 (4 H, m), 2.83 (4 H, br. s.), 2.48-2.59 (2 H, m), 2.15-2.31 (4 H, m), 1.83-1.97 (2 H, m). LCMS-ESI (POS), M/Z, M+1: Found 429.2.

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