[NH2:1][C:2]1[C:3]2[C:10]([C:11]3[CH:16]=[CH:15][C:14]([NH:17][C:18](=[O:27])[O:19][CH2:20][C:21]4[CH:22]=[N:23][CH:24]=[CH:25][CH:26]=4)=[C:13]([O:28][CH3:29])[CH:12]=3)=[CH:9][N:8]([CH:30]3[CH2:35][CH2:34][O:33][CH2:32][CH2:31]3)[C:4]=2[N:5]=[CH:6][N:7]=1.[ClH:36]>C(OCC)(=O)C.CCOCC>[ClH:36].[NH2:1][C:2]1[C:3]2[C:10]([C:11]3[CH:16]=[CH:15][C:14]([NH:17][C:18](=[O:27])[O:19][CH2:20][C:21]4[CH:22]=[N:23][CH:24]=[CH:25][CH:26]=4)=[C:13]([O:28][CH3:29])[CH:12]=3)=[CH:9][N:8]([CH:30]3[CH2:35][CH2:34][O:33][CH2:32][CH2:31]3)[C:4]=2[N:5]=[CH:6][N:7]=13-Pyridylmethyl N-[4-(4-amino-7-tetrahydro-2H-4-pyranyl-7H-pyrrolo[2,3-d]pyrimidin-5-yl)-2-methoxyphenyl]carbamate (12 mg, 0.025 mmol) was dissolved in ethyl acetate (2.0 mL). 1.0N HCl in ether (1 mL) was added slowly. The precipatate was collected through filtration under nitrogen to give 3-pyridylmethyl N-[4-(4-amino-7-tetrahydro-2H-4-pyranyl-7H-pyrrolo[2,3-d]pyrimidin-5-yl)-2-methoxyphenyl]carbamate hydrochloride(13 mg, 0.25 mmol). 1H NMR (DMSO-d6) δ 1.91 (m, 2H), 2.17 (m, 2H), 3.54 (m, 2H), 3.87 (s, 3H), 4.03 (m, 2H), 4.97 (m, 1H), 5.23 (s, 2H), 7.05 (d, J=8.2 Hz, 1H), 7.13 (s, 1H), 7.51 (m, 1H), 7.81 (d, J=8.2 Hz, 1H), 7.84 (s, 1H), 7.95 (m, 1H), 8.42 (s, 1H), 8.60 (s, 1H), 8.71 (s, 1H), 8.82 (s, 1H). LC/MS MH+=475.
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