A prodrug of benazeprilat; inhibits enzymatic activity of partially purified ACE isolated from rabbit lung (IC50 = 2 nM); decreases the triglyceride and total cholesterol levels in normotensive rats (30 mg/kg); decreases aortic atherosclerosis in cholesterol-fed rabbits (3 mg/kg per day); reduces blood pressure in spontaneously hypertensive rats (0.1-10 mg/kg per day); decreases proteinuria in cats with chronic kidney disease (0.5-1 mg/kg per day)