Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Parasitic organism or component thereof or substance...
Patent
1975-10-22
1977-06-21
Schwartz, Gerald A.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Parasitic organism or component thereof or substance...
2602391, 260295F, 260295T, 260295A, 260295CA, 2602948R, 2602948B, 2602948C, C07D49968, A61K 3143
Patent
active
040312305
ABSTRACT:
Penicillins of the formula ##STR1## wherein X is O or S; Y is H or alkyl; Z is ##STR2## R.sub.1 is H or OH; and R.sub.2 and R.sub.3 each are H or wherein X is O or S; Y is H or alkyl; R.sub.2 and R.sub.3 each are H or taken together with the carbons to which they are attached form an aromatic six-membered carbocyclic or N-heterocyclic ring and alkyl, alkoxy, dialkylamino or halogen derivatives thereof are active against Gram-positive and Gram-negative bacteria.
REFERENCES:
patent: 3720664 (1973-03-01), Erickson
patent: 3870709 (1975-03-01), Hamanaka
patent: 3935189 (1976-01-01), Fenes et al.
patent: 3939150 (1976-02-01), Murakami et al.
patent: 3945995 (1976-03-01), Yamada et al.
patent: 3951955 (1976-04-01), Tobiki et al.
patent: 3954733 (1976-05-01), Tobiki et al.
Bergmann Rolf
Gottschlich Rudolf
Rogalski Werner
Steinigeweg Rosmarie
Wahlig Helmut
Merck Patent Gesellschaft mit beschrankter Haftung
Schwartz Gerald A.
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