Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 91476-80-1, name is 5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine, This compound has unique chemical properties. The synthetic route is as follows., Recommanded Product: 91476-80-1
The title compound was prepared from 5,6,7,8-tetrahydroimidazo[1,2-c]pyrazine (31.3 mg, 0.254 mmol, from Step B), (3R)-3-[(1,1-dimethylethoxycarbonyl)amino]-4-(3,4-difluorophenyl)butanoic acid (80 mg, mmol), DIPEA (32.8 mg, 0.254 mmol), HOBT (41.2 mg, 0.305 mmol) and EDC (73 mg, 0.381 mmol) in 5 mL of dichloromethane, using a procedure analogous to that described in Example 1, Step C. Purification by HPLC (Gilson; YMC-Pack Pro C18 column, 100×20 mm I.D.; solvent gradient system from 10% acetonitrile, 90% water, and 0.1% trifluoroacetic acid to 90% acetonitrile, 10% water, and 0.1% trifluoroacetic acid) gave 75 mg of the title compound as a viscous oil. 1H NMR (500 MHz, CDCl3) delta 1.38 (s, 9H), 2.05 (bs, 1H), 2.62 (m, 2H), 2.89 (m, 2H) 3.81-4.04 (m, 5H), 4.64-4.88 (m, 2H). 5.38 (m, 1H) 6.88 (m, 2H), 7.05 (m, 3H). ESI-MS 421 (M+1)
According to the analysis of related databases, 91476-80-1, the application of this compound in the production field has become more and more popular.
Reference:
Patent; Merck Sharp & Dohme Corp.; Edmondson, Scott D.; Fisher, Michael H.; Kim, Dooseop; Maccoss, Malcolm; Parmee, Emma R.; Weber, Ann E.; Xu, Jinyou; US2015/359793; (2015); A1;,
Pyrazine – Wikipedia,
Pyrazine | C4H4N2 – PubChem