N-tert-butyl-5-(5-((tert-butyldimethylsilyloxy)methyl)-4-(5-cyclopropyl-1H-pyrazol-3-ylamino)pyrimidin-2-yl)thiophene-2-sulfonamide 、
四丁基氟化铵 、
水 在
乙酸乙酯 、 Brine 、
Sodium sulfate-III 、
5-[4-[(5-cyclopropyl-1H-pyrazol-3-yl)amino]-5-(hydroxymethyl)pyrimidin-2-yl]-N-tert-butyl-thiophene-2-sulfonamide 作用下,
以
四氢呋喃 为溶剂,
反应 0.5h,
以to afford N-tert-butyl-5-(4-(5-cyclopropyl-1H-pyrazol-3-ylamino)-5-(hydroxymethyl)pyrimidin-2-yl) thiophene-2-sulfonamide (Compound 163) (89.0 g, 86.34%) as white solid的产率得到5-[4-[(5-cyclopropyl-1H-pyrazol-3-yl)amino]-5-(hydroxymethyl)pyrimidin-2-yl]-N-tert-butyl-thiophene-2-sulfonamide