Claims
- 1. The acid of the formula ##STR25## wherein Z is an oxygen or sulfur atom or a pharmaceutically acceptable salt or physiologically hydrolyzed ester thereof.
- 2. The acid of the formula ##STR26## or a pharmaceutically acceptable salt or physiologically hydrolyzed ester thereof.
- 3. The acid of claim 2 having the D-configuration in the 6-side chain, or a pharmaceutically acceptable salt or physiologically hydrolyzed ester thereof.
- 4. D(-)-6-(.alpha.-(1,2,4-triazine-3,5-dione-6-carboxamido)-4-hydroxyphenylacetamido)penicillanic acid.
- 5. The sodium salt of the acid of claim 4.
- 6. The potassium salt of the acid of claim 4.
- 7. A pharmaceutically acceptable salt of the acid of claim 4.
- 8. The pivaloyloxymethyl ester of the acid of claim 4.
- 9. The acetoxymethyl ester of the acid of claim 4.
- 10. The methoxymethyl ester of the acid of claim 4.
- 11. The phthalidyl ester of the acid of claim 4.
- 12. The 5-indanyl ester of the acid of claim 4.
- 13. The acid of the formula ##STR27## or a pharmaceutically acceptable salt or physiologically hydrolyzed ester thereof.
- 14. The acid of claim 13 having the D-configuration in the 6-side chain, or a pharmaceutically acceptable salt or physiologically hydrolyzed ester thereof.
- 15. D(-)-6-(.alpha.-(1,2,4-triazine-3-thione-5-one-6-carboxamido)-4-hydroxyphenylacetamido)penicillanic acid.
- 16. The sodium salt of the acid of claim 15.
- 17. The potassium salt of the acid of claim 15.
- 18. A pharmaceutically acceptable salt of the acid of claim 15.
- 19. The pivaloyloxymethyl ester of the acid of claim 15.
- 20. The acetoxymethyl ester of the acid of claim 15.
- 21. The methoxymethyl ester of the acid of claim 15.
- 22. The phthalidyl ester of the acid of claim 15.
- 23. The 5-indanyl ester of the acid of claim 15.
CROSS-REFERENCE TO RELATED APPLICATION
This application is a continuation-in-part of co-pending application Ser. No. 730,091 filed Oct. 6, 1976 now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3945995 |
Yamada et al. |
Mar 1976 |
|
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
730091 |
Oct 1976 |
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