7-(3-Aminopropyl)-1,3-dimethyl-8-morpholin-4-ylpurine-2,6-dione;hydrochloride 、
N-Formylmorpholine diethyl acetal 以
乙醇 为溶剂,
以55.1%的产率得到1,3-Dimethyl-8-morpholin-4-yl-7-(3-{[1-morpholin-4-yl-meth-(Z)-ylidene]-amino}-propyl)-3,7-dihydro-purine-2,6-dione; hydrochloride