(1S,4S)-5-(4-Chloro-6-(3-cyclopropyl-1H-pyrazol-5-ylamino)-1,3,5-triazin-2-yl)-4-methyl-2-oxa-5-azabicyclo[2.2.1]heptan-3-one 、
吗啉 在
三氟乙酸 作用下,
以
四氢呋喃 为溶剂,
反应 4.0h,
以HPLC to give 105B (340 mg, 66%) as a TFA salt的产率得到(1S,4S)-5-(4-(3-Cyclopropyl-1H-pyrazol-5-ylamino)-6-morpholino-1,3,5-triazin-2-yl)-4-methyl-2-oxa-5-azabicyclo[2.2.1]heptan-3-one