Claims
- 1. A compound of the formula ##STR47## wherein Q is hydrogen or A wherein A is ##STR48## such that R' and R" may be the same or different and are R (where R is C.sub.1 -C.sub.6 alkyl, C.sub.6 H.sub.5 --, C.sub.6 H.sub.5 --CH.sub.2 --, NC--CH.sub.2 CH.sub.2 --, ##STR49## group Cl.sub.3 C--CH.sub.2 -- or R.sub.7 OCH.sub.2 CH.sub.2 --, where R.sub.7 is hydrogen or C.sub.1 -C.sub.6 alkyl), hydrogen, or a pharmaceutically acceptable cation or R' and R" are linked to form a --CH.sub.2 --CH.sub.2 or a ##STR50## provided that at least one Q is A and further provided that R' and R" cannot both be hydrogen, --C.sub.2 H.sub.5 or --C.sub.6 H.sub.5.
- 2. The compound of claim 1 wherein one of R' and R" is hydrogen and the other is a pharmacologically acceptable cation.
- 3. A pharmaceutical composition of matter comprising an effective amount of a pro-drug compound of claim 1 in association with a pharmaceutically acceptable carrier.
- 4. The compound of claim 1, wherein said pharmaceutically acceptable cation is sodium, potassium or ammonium.
Parent Case Info
This application is a divisional of co-pending application Ser. No. 07/330,000 filed on Mar. 31, 1989, now abandoned and a continuation-in-part of Ser. No. 184,998, filed Apr. 22, 1988 in turn is continuation-in-part of Ser. No. 091,077, filed Aug. 31, 1987, now abandoned, which in turn is a continuation-in-part of Ser. No. 922,220, filed Oct. 23, 1986, now abandoned
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4900838 |
Murdock |
Feb 1990 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
330000 |
Mar 1989 |
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Continuation in Parts (2)
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Number |
Date |
Country |
Parent |
91077 |
Aug 1987 |
|
Parent |
922220 |
Oct 1986 |
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