Related Products of 89415-54-3 ,Some common heterocyclic compound, 89415-54-3, molecular formula is C6H8BrN3, its traditional synthetic route has been very mature, but the traditional synthetic route has various shortcomings, such as complicated route, low yield, poor purity, etc., below Introduce a new synthetic route.
To a solution of 5-brom?-N*2*-methyl-pyridine-2,3-diamine (Stage 67.1.4, 1 2 g, 5.94 mmol) in 2 M aqueous HCI (70 ml) cooled with an ice-bath was added a solution of sodium nitrite (Fluka, Buchs, Switzerland, 492 mg, 7 13 mmol) in water (10 ml) The reaction mixture was stirred at 0C for 1 h and at rt for 75 mm then basifed with 2 M aqueous NaOH (75 ml) and extracted with EtOAc The organic layer was washed with brine, dried over NaaSO,., filtered and evaprated The crude product was dry loaded on silica gel and purified by MPLC (heptane/EtOAc 0% – 30%) to give the title compound as a blue solid (HPLC tR 2 46 min (Method A), M+H = 213, 215 MS-ES),
In the field of chemistry, the synthetic routes of compounds are constantly being developed and updated. I will also mention this compound in other articles. 89415-54-3, 5-Bromo-N2-methylpyridine-2,3-diamine, other downstream synthetic routes, hurry up and to see.
Reference:
Patent; NOVARTIS AG; FURET, Pascal; KALTHOFF, Frank Stephan; MAH, Robert; RAGOT, Christian; STAUFFER, Frederic; WO2010/139731; (2010); A1;,
Pyridine – Wikipedia,
Pyridine | C5H5N – PubChem