Thia-aza compounds with a .beta.-lactam ring

Details Thia-aza compounds with a .beta.-lactam ring Thia-aza compounds with a .beta.-lactam ring

1982-09-24

1985-05-07

Berch, Mark L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603303, 2603309, 2602454, 546275, 546208, C07D20508, C07D40112, C07D40512, C07D40912

Patent

active

045157170

ABSTRACT:
2-Penem-3-carboxylic acid compounds of the formula ##STR1## in which R.sub.1 represents hydrogen, an organic radical bonded by a carbon atom to the ring carbon atom or an etherified mercapto group and

REFERENCES:
patent: 4070477 (1978-01-01), Ernest et al.
patent: 4155912 (1979-05-01), Menard et al.
"Recent Advances in the Chemistry of .beta.-Lactam Antibiotics", J. Elks, Sp. Pub. 28, The Chem. Soc., 167-180.
R. Lattrell, Liebigs Ann. Chem., (1974), 1937.

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