| abstract |
A B S T R A C T Described are antihypertensive agents selected from the class consisting of 2[4(tetrahydro-2-furoyl)-piperazino]-4-amino-6,7-dimethoxyquinazoline and 2-C4(tetra-hydropyran-2-carbonyl)-piperazinyl]-4-amino-6,7-dimethoxy-quinazoline, and pharmaceutically acceptable acid addition salts thereof. The compounds are highly water soluble and can be administered in time release form as well as parenterally, including intravenously. |