Claims
- 1. A compound of the formula ##STR14## wherein A is selected from the group consisting of hydrogen, acetoxy, hydroxy, and pyridinium and when taken together with M, a monovalent carbon-oxygen bond; M is selected from the group consisting of hydrogen, sodium, potassium, ammonium, calcium, triethylamine, N-ethylpiperidine, dibenzylethylenediamine, N,N'-bis(dehydroabietyl)ethylenediamine, procaine, benzyl, trimethylsilyl, t-butyl, trichloroethyl, an anionic charge when A is pyridinium, and when taken together with A, a monovalent carbon-oxygen bond; R.sup.1 and R.sup.2 are both hydrogen, or R.sup.2 is hydrogen and R.sup.1 is selected from the group consisting of ##STR15## or R.sup.1 and R.sup.2 taken together with the nitrogen atom to which they are attached form succinimido or phthalimido; and R is selected from the group consisting of lower alkoxy, phenoxy, lower alkenyloxy, lower alkynyloxy, lower alkylthio, phenylthio, lower alkenylthio and lower alkynylthio.
- 2. The compound of claim 1 wherein R is lower alkoxy.
- 3. The compound of claim 1 wherein R is phenoxy.
- 4. The compound of claim 1 wherein R is lower alkylthio.
- 5. The compound of claim 2 having the name 7-phthalimido-3-hydroxymethyl-2-methoxy-.DELTA..sup.3 -cephem-4-carboxylic acid, .gamma.-lactone.
- 6. The compound of claim 2 having the name 7-phthalimido-3-(acetoxymethyl)-2-methoxy-.DELTA..sup.3 -cephem-4-carboxylic acid, methyl ester.
- 7. The compound of claim 2 having the name 7-phthalimido-3-methyl-2-methoxy-.DELTA..sup.3 -cephem-4-carboxylic acid, methyl ester.
- 8. The compound of claim 2 having the name 7-amino-2-methoxy-cephalosporanic acid.
- 9. The compound of claim 2 having the name 7-amino-2-methoxy-3-methyl-.DELTA..sup.3 -cephem-4-carboxylic acid.
- 10. The compound of claim 2 having the name 2-ethoxy-7-phenylacetylamino-cephalosporanic acid.
- 11. The compound of claim 2 having the name 2-ethoxy-7-benzamido-cephalosporanic acid.
- 12. The compound of claim 3 having the name 3-methyl-2-phenoxy-7-phenylacetamido-cephalosporanic acid, methyl ester.
- 13. The compound of 1 having the name 2-phenylthio-7-phenylacetylamino-cephalosporanic acid.
- 14. The compound of claim 1 having the name 2-phenylthio-7-phthalimido-.DELTA..sup.3 -cephem-4-carboxylic acid, .gamma.-lactone.
- 15. The compound of claim 4 having the name 2-methylthio-7-phthalimido-.DELTA..sup.3 -cephem-4-carboxylic acid, .gamma.-lactone.
- 16. The compound of claim 4 having the name 2-butylthio-7-phthalimido-.DELTA..sup.3 -cephem-4-carboxylic acid, .gamma.-lactone.
- 17. The compound of claim 1 having the name 2-allylthio-7-phthalimido-.DELTA..sup.3 -cephem-4-carboxylic acid, .gamma.-lactone.
- 18. The compound of claim 1 having the name 2-allylthio-7-phenylacetylamino-3-methyl-.DELTA..sup.3 -cephem-4-carboxylic acid, methyl ester.
- 19. The compound of claim 1 having the name 2-allylthio-7-acetylamino-cephalosporanic acid, methyl ester.
- 20. The compound of claim 1 having the name 2-allylthio-7-(2-thienyl)acetylamino-cephalosporanic acid.
Parent Case Info
This application is a division of Ser. No. 298,172 filed on Oct. 16, 1972, now U.S. Pat. No. 3,852,282, which in turn was a continuation-in-part of Ser. No. 812,386 filed on Apr. 1, 1969, now abandoned.
US Referenced Citations (3)
Divisions (1)
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Number |
Date |
Country |
Parent |
298172 |
Oct 1972 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
812386 |
Apr 1969 |
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