Use of 7-alkylidene cephalosporins to inhibit elastase activity

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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540215, 540223, 540228, 540230, 514202, 514209, C07D50120, A61K 31545

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active

057600279

ABSTRACT:
The present invention relates to the use of 7-alkylidene derivatives of cephalosporin esters, such as sulfides, sulfoxides, and sulfones, as inhibitors of human leukocyte elastase. These materials are therefore useful as anti-inflammatory and anti-degenerative agents.

REFERENCES:
patent: 4150156 (1979-04-01), Beattie et al.
patent: 4547371 (1985-10-01), Doherty et al.
patent: 4637999 (1987-01-01), Doherty et al.
patent: 4992541 (1991-02-01), Blacklock et al.
patent: 5077286 (1991-12-01), Bissolino et al.
patent: 5126446 (1992-06-01), Brown, Jr. et al.
patent: 5258377 (1993-11-01), Marti et al.
patent: 5264429 (1993-11-01), Maiti et al.
patent: 5348952 (1994-09-01), Bissolino et al.
patent: 5356888 (1994-10-01), Alpegiani et al.
patent: 5364848 (1994-11-01), Doherty et al.
patent: 5446037 (1995-08-01), Maiti et al.
Derivatives", Tetrahedron Letters, No. 19, pp. 1637-1640, (1979).
Buynak, J.D., et al., "Synthesis and biological activity of 7-alkylidenecephems", J. Med. Chem., 38, 1022-1034, (1995).
Buynak, J.D., et al., "Synthesis and mechanistic evaluation of 7-vinylidenecephem sulfones as B-lactamase inhibitors", J. of Am. Chem. Soc., 116, 10955-10965, (1994).
Chandrasekaran, S., et al., "Synthesis of Substituted B-Lactams by Addition of Nitromethane to 6-Oxepenicillanates and 7-Oxocephalosporanates", J. Org. Chem., vol. 42, No. 24, pp. 3972-3974, (1977).
Doherty, J.B., et al., "Inhibition of human leukeocyte elastase. 1. Inhibition by C-7-substituted cephalosporin tert-Butyl esters", J. Med. Chem., 33, 2513-2521, (1990).
Finke, P.E., et al., "Inhibition of human leukocyte Elastase. 4. Selection of a substituted cephalosporin (L-658,758) as a topical aerosol", J. Med. Chem., 35, 3731-3744, (1992).
Knight, W.B., et al., "Specificity, stability, and potency of monocyclic B-Lactam inhibitors of human leucocyte elastase", Biochemistry, 31, 8160-8170, (1992).
Navia, M.A., et al., "Crystallographic study of a B-lactam inhibitor complex with elastase at 1.84 A resolution", Nature, 327, 79-82, (1987).
Shah, S.K., et al., "Inhibition of human leukocyte Elastase. 3. Synthesis and activity of 3'-substituted cephalosporins", J. Med. Chem., 33, 2529-2535, (1990).
Uyeo, S., et al., "Snythesis of (6R, 7R)-Phenylacetylmethyl-3(1-Methyl-1H-Tetrazol-5-yl) Thiomethyl-1-)xa-1-Dethiace phalosporanic Acid", Heterocycles, vol. 13, pp. 255-257, (1979).

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