6-(2-amino-5-methylpyridin-4-yl)-N-((tetrahydro-2H-pyran-4-yl)methyl)pyrazin-2-amine 、
吡啶 、
异丁酰氯 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 4.0h,
以lyophilized providing N-(5-methyl-4-{6-[(tetrahydro-pyran-4-ylmethyl)-amino]-pyrazin-2-yl}-pyridin-2-yl)-isobutyramide (1.7 mg) as its trifluoroacetic acid salt的产率得到N-(5-methyl-4-{6-[(tetrahydro-pyran-4-ylmethyl)-amino]pyrazin-2-yl}-pyridin-2-yl)-isobutyramide