Cl.Cl.[Br:3][C:4]1[CH:5]=[CH:6][C:7]([C:10]2([NH2:13])[CH2:12][CH2:11]2)=[N:8][CH:9]=1.C(N(CC)CC)C.[CH3:21][S:22](Cl)(=[O:24])=[O:23]>C(Cl)Cl>[Br:3][C:4]1[CH:5]=[CH:6][C:7]([C:10]2([NH:13][S:22]([CH3:21])(=[O:24])=[O:23])[CH2:11][CH2:12]2)=[N:8][CH:9]=1Commercially available 1-(5-bromopyridin-2-yl)cyclopropanamine dihydrochloric acid salt (494 mg, 1.73 mmol) is dissolved in CH2Cl2 (11.5 mL, 0.15M) and had 3.1 eq. of triethylamine (543 mg, 5.36 mmol) added to it. 1.1 eq. of methanesulfonyl chloride (218 mg, 1.9 mmol) is then added and the mixture stirred for 16 hours. Dichloromethane (20 mL) is added and washed with NaHCO3 (sat, aq). The solvent is evaporated to give the title compound (310 mg): m/z (CI) 293 [M+H].
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