Phosphonic ester derivatives of quinazolinones

摘要

PCT No. PCT/JP95/00303 Sec. 371 Date Sep. 5, 1996 Sec. 102(e) Date Sep. 5, 1996 PCT Filed Feb. 27, 1995 PCT Pub. No. WO95/24410 PCT Pub. Date Sep. 14, 1995The invention provides a phosphonic diester derivative of the formula: <IMAGE> (1) wherein R1-R7 are substituent groups, as defined in the specification. The derivatives according to the invention are useful as therapeutic or preventive compositions for hyperlipidemia, hypertension, and diabetes.