C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/242.01
C07D 471/14 (2006.01) C07D 487/14 (2006.01)
Patent
CA 1328866
ABSTRACT OF THE DISCLOSURE New pyrazolo-pyrrolo-pyrimidine-dione (PPPD) compounds of the formula I Image I where R1, R2, R3, R4 and m are as defined in the specification, e.g., 4-(benzoylmethyl)-6-cyclohexyl-6,7-dihydro-2-phenyl-4H-pyrazolo[1,5- a]pyrrolo[3,4-d]pyrimidine-5,8-dione, have been found to be poten- tially useful to trest warm-blooded animal patients suffering from the symptoms of atherosclerosis and cholesterol buildup to relieve the same and for favorably altering the high density lipoprotein (HDL) to low density lipoprotein (LDL) ratio in blood samples of such patients.
605562
Bell Frank P.
Larsen Scott D.
Macrae & Co.
Upjohn Company (the)
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