Downstream synthetic route of 140645-24-5

140645-24-5 (S)-3-(Aminomethyl)-1-N-Boc-piperidine 1502022, apiperidines compound, is more and more widely used in various fields.

With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.140645-24-5,(S)-3-(Aminomethyl)-1-N-Boc-piperidine,as a common compound, the synthetic route is as follows.

140645-24-5, A) (S)-terf-butyl 3-((7-chloropyrido[4,3-ib]pyrazi n-5-ylami no)methyl)piperidi ne- 1 -carboxylate.A solution of (S)-teri-butyl 3-(aminomethyl)piperidine-1 -carboxylate (100 mg, 0.5 mmol), 5,7-dichloropyrido[4,3-?>]pyrazine (100 mg, 0.5 mmol) and DIPEA (77 mg, 0.6 mmol) in THF (5 mL) was stirred at room temperature for 4 hours. The volatiles were removed under reduced pressure, and the residue was treated with ethyl acetate, with brine, and concentrated to give the crude title compound.

140645-24-5 (S)-3-(Aminomethyl)-1-N-Boc-piperidine 1502022, apiperidines compound, is more and more widely used in various fields.

Reference:
Patent; HUTCHISON MEDIPHARMA LIMITED; SU, Wei-Guo; DENG, Wei; JI, Jianguo; WO2012/167733; (2012); A1;,
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