The origin of a common compound about 5-(Trifluoromethyl)pyridine-2,3-diamine

At the same time, in my other blogs, there are other synthetic methods of this type of compound,107867-51-6, 5-(Trifluoromethyl)pyridine-2,3-diamine, and friends who are interested can also refer to it.

Related Products of 107867-51-6, Researchers who often do experiments know that organic synthesis is a process of preparing more complex target molecules from simple raw materials through one or more chemical reactions. Generally, it requires fewer steps,and cheap raw materials. 107867-51-6, name is 5-(Trifluoromethyl)pyridine-2,3-diamine. A new synthetic method of this compound is introduced below.

To a vial were added l-(4-(methoxycarbonyl)phenyl)cyclobutanecarboxylic acid (25 mg, 0.11 mmol), 5-(trifluoromethyl)pyridine-2,3-diamine (28.4 mg, 0.160 mmol), HATU (60.9 mg, 0.160 mmol), DMF (800 mu) and DIEA (70 mu, 0.40 mmol). The mixture was heated at 130 C for 20 h. The mixture was filtered and purified by reversed phase HPLC, eluting with ACN/water (0.1%TFA) to afford the title compound as the TFA salt. MS (EI) m/z 376 [M+H] .

At the same time, in my other blogs, there are other synthetic methods of this type of compound,107867-51-6, 5-(Trifluoromethyl)pyridine-2,3-diamine, and friends who are interested can also refer to it.

Reference:
Patent; MERCK SHARP & DOHME CORP.; ZHOU, Hua; ACHAB, Abdelghani; FRADERA, Xavier; HAN, Yongxin; LI, Derun; MCGOWAN, Meredeth, A.; SCIAMMETTA, Nunzio; SLOMAN, David, L.; YU, Wensheng; (98 pag.)WO2019/27855; (2019); A1;,
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