| 摘要 |
Form I polymorph of doxazosin (1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-Ä(2,3-dihydro-1,4-benzodio xin-2-yl)carbonylÜpiperazine) mesylate (I) is new, where (I) shows X-ray diffraction angles of 15.40 degrees , 16.85 degrees , 18.06 degrees , 24.15 degrees , 25.81 degrees . |
