Claims
- 1. A compound of Formula I: ##STR14## wherein: rings "A" and "B" are unsaturated or partially unsaturated;
- X.sub.1 is selected from CH, C--Cl, or N;
- X.sub.2 is selected from CR.sub.12 or N;
- X.sub.3 is selected from CH or N;
- X.sub.4 is selected from CH or N, wherein at least one of X.sub.1 to X.sub.4 is N;
- P.sub.1, P.sub.2 are independently selected from CH, O, N or NH, provided that at least one of P.sub.1 and P.sub.2 is not CH;
- M is selected from CH, C, or N;
- Q is C.sub.1 -C.sub.3 alkylene or --CH.dbd.CH--;
- R.sub.6 is selected from --C(R.sub.9).sub.3, --CH(R.sub.9).sub.2, or --C.sub.3 -C.sub.8 -cycloalkyl;
- R.sub.7 is selected from --SH, OH or OCOR.sub.9, wherein R.sub.9 is defined below;
- R.sub.8 is selected from --C(R.sub.9).sub.3, --CH(R.sub.9).sub.2, --C.sub.3 -C.sub.8 -cycloalkyl, or --CH.sub.2 --C.sub.4 -C.sub.6 -cycloalkyl;
- R.sub.10 is selected from C.sub.1 -C.sub.3 -pyridyl, C.sub.3 H.sub.6 OH, --C.tbd.CH, Br, --C.tbd.C--CH.sub.2 OH, isopropyl, hydrogen, ##STR15## R.sub.11 is selected from H, --OH, --O--C.sub.3 -C.sub.8 -cycloalkyl, --SH, --Z-pyridyl, --Z-thienyl, and --Z--CH.sub.2 OH;
- R.sub.12 is selected from --SH, H, halogen or lower alkyl;
- R.sub.9 is lower alkyl; and
- Z is selected from ethylene, and --C.tbd.C--, and pharmaceutically acceptable salts thereof.
- 2. A compound of claim 1, wherein
- R.sub.6 is selected from --C(CH.sub.3).sub.3, and --CH(CH.sub.3).sub.2 ;
- R.sub.7 is selected from --OH and --O--CO--CH.sub.3 ;
- R.sub.8 is selected from --C(CH.sub.3).sub.3, and --CH(CH.sub.3).sub.2 ;
- Q is selected from --C.sub.1 -C.sub.2 -alkyl and --CH.dbd.CH--;
- R.sub.10 is selected from --C.sub.1 -C.sub.3 -pyridyl, --C.sub.3 H.sub.6 OH,--C.dbd.CH, Br, --C.dbd.C--CH.sub.2 OH, isopropyl, hydrogen, ##STR16## R.sub.11 is selected from H and NH.sub.2 ; and X.sub.1 is selected from CH or C--Cl.
- 3. A compound of claim 2, wherein R.sub.11 is H.
- 4. A compound of claim 3, wherein R.sub.10 is selected from isopropyl, propanol, --C.dbd.CH, --C.dbd.C--CH.sub.2 OH, C.sub.2 --H.sub.4 -pyridyl, Br, ##STR17##
- 5. A pharmaceutical composition of a compound of claim 1 and a pharmaceutically acceptable carrier.
- 6. A method of effecting selective PDE IV inhibition in mammals requiring the same, which comprises administering an effective amount of a compound of Formula I of claim 1.
- 7. A method of treating a mammal suffering from a disease state selected from a group consisting of asthma, allergies, inflammation, dementia, atopic diseases, rhinitis, and disease states associated with abnormally high physiological levels of inflammatory cytokine, comprising administering an effective amount of a compound of claim 1.
- 8. The compound of claim 1, wherein at least one of X.sub.1 to X.sub.4 is not N.
Parent Case Info
This application is based on provisional application Ser. No. 60/014,917 filed Apr. 10, 1996.
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