tert-butyl {2-[7-(cyclohexylamino)-6-fluoro-1-isopropyl-2,4-dioxo-1,4-dihydroquinazolin-3(2H)-yl]ethyl}carbamate 、 ethyl acetate hydrochloride 以
正己烷 为溶剂,
反应 16.0h,
以to obtain 3-(2-aminoethyl)-7-(cyclohexylamino)-6-fluoro-1-isopropylquinazolin-2,4(1H,3H)-dione dihydrochloride (1.2 g)的产率得到3-(2-aminoethyl)-7-(cyclohexylamino)-6-fluoro-1-isopropylquinazolin-2,4(1H,3H)-dione dihydrochloride