Claims
- 1. A compound having the formula ##STR37## wherein for the l isomer or racemic mixtures containing it B is NH.sub.2, ##STR38## u is 1 or 2; R.sub.3 is H, alkyl of 1-10 carbon atoms, or cycloalkyl of 3-8 carbon atoms;
- R.sub.4 is H, alkyl of 1-4 carbon atoms, alkenyl of 2-4 carbon atoms, cycloalkyl of 3-4 carbon atoms, or OR.sub.5 ;
- R.sub.5 is alkyl of 1-4 carbon atoms;
- X is O or S;
- R.sub.6 is H or alkyl of 1-4 carbon atoms;
- n is 1-3; and
- R.sub.1 and R.sub.2 taken together are ##STR39## or a pharmaceutically suitable salt thereof; provided that: (1) when n is 2, then X is not S; and
- (2) when n is 3, then X is not O.
- 2. A compound of claim 1 wherein B is ##STR40## where R.sub.4 is H, CH.sub.3, or OR.sub.5.
- 3. A compound of claim 1 wherein n is 1 or 2.
- 4. A compound of claim 1 wherein:
- (a) B is ##STR41## where R.sub.4 is H, CH.sub.3, or OR.sub.5 ; and (b) n is 1 or 2.
- 5. A compound of claim 1 wherein B is ##STR42##
- 6. A compound of claim 5 wherein n is 1.
- 7. A pharmaceutical composition consisting essentially of a pharmaceutically suitable carrier and an antibacterial amount of a compound of claim 1.
- 8. A pharmaceutical composition consisting essentially of a pharmaceutically suitable carrier and an antibacterial amount of a compound of claim 2.
- 9. A pharmaceutical composition consisting essentially of a pharmaceutically suitable carrier and an antibacterial amount of a compound of claim 3.
- 10. A pharmaceutical composition consisting essentially of a pharmaceutically suitable carrier and an antibacterial amount of a compound of claim 4.
- 11. A pharmaceutical composition consisting essentially of a pharmaceutically suitable carrier and an antibacterial amount of a compound of claim 5.
- 12. A pharmaceutical composition consisting essentially of a pharmaceutically suitable carrier and an antibacterial amount of a compound of claim 6.
- 13. A method of treating a bacterial infection in a mammal comprising administering to the mammal an antibacterial amount of a compound of claim 1.
- 14. A method of treating a bacterial infection in a mammal comprising administering to the mammal an antibacterial amount of a compound of claim 2.
- 15. A method of treating a bacterial infection in a mammal comprising administering to the mammal an antibacterial amount of a compound of claim 3.
- 16. A method of treating a bacterial infection in a mammal comprising administering to the mammal an antibacterial amount of a compound of claim 4.
- 17. A method of treating a bacterial infection in a mammal comprising administering to the mammal an antibacterial amount of a compound of claim 5.
- 18. A method of treating a bacterial infection in a mammal comprising administering to the mammal an antibacterial amount of a compound of claim 6.
Parent Case Info
This is a division of application Ser. No. 07/233,828, filed Aug. 19, 1988 now U.S. Pat. No. 4,921,869 which is a divisional of Ser. No. 07/106,358 filed Oct. 9, 1987 now U.S. Pat. No. 4,801,600.
US Referenced Citations (10)
Foreign Referenced Citations (5)
Number |
Date |
Country |
127902 |
Dec 1984 |
EPX |
184170 |
Jun 1986 |
EPX |
1222708 |
Feb 1972 |
GBX |
2076813 |
Jun 1980 |
GBX |
2094299 |
Sep 1982 |
GBX |
Divisions (2)
|
Number |
Date |
Country |
Parent |
233828 |
Aug 1988 |
|
Parent |
106358 |
Oct 1987 |
|