反应详情

A suspension of 6-amino-2-(2,3-dihydro-5-benzofuryl)-quinazoline (1.4 g, 0.0053 mol) in MeCN (50 ml) was satured with HCl at 0° C. and stirred at r.t. for 24 hrs. The precipitated was filtered and triturated with acetone/methanol. The light yellow solid was filtered and dried in vacuum at 40° C. to give the titled compound, 1.3 g, 65% yield).

1. filtrationThe precipitated was filtered
2. customtriturated with acetone/methanol
3. filtrationThe light yellow solid was filtered
4. customdried in vacuum at 40° C.