Claims
- 1. A compound of the formula ##STR10## wherein R.sub.1 is hydrogen or lower alkyl; R.sub.6 is halo and R.sub.5 is hydrogen or halo.
- 2. A compound of the formula ##STR11## wherein R.sub.1 is hydrogen or lower alkyl; R.sub.6 is halo and R.sub.5 is hydrogen or halo.
- 3. A compound of the formula ##STR12## wherein R.sub.2 and R.sub.3 are selected from the group consisting of hydrogen, lower alkyl, C.sub.2 to C.sub.7 carboxylic acids, hydroxy C.sub.2 to C.sub.7 alkyl, C.sub.2 to C.sub.7 carboxylic acid esters and amides and the group COR.sub.11 wherein R.sub.11 is selected from the group consisting of alkoxy, amino or mono-lower alkyl amino; R.sub.35 is hydrogen or lower alkyl and R.sub.5 is hydrogen or halo.
- 4. A compound of the formula ##STR13## wherein R.sub.35 is hydrogen or lower alkyl; R.sub.2 and R.sub.3 are selected from the group consisting of hydrogen, lower alkyl, C.sub.2 to C.sub.7 carboxylic acids, hydroxy C.sub.2 to C.sub.7 alkyl, C.sub.2 to C.sub.7 carboxylic acid esters and amides, the group COR.sub.11 wherein R.sub.11 is selected from the group consisting of alkoxy, amino, or mono-lower alkyl amino and R.sub.5 is hydrogen or halogen.
- 5. The compound of claim 1 wherein R.sub.1 is hydrogen and R.sub.5 is halo.
- 6. The compound of claim 2 wherein R.sub.1 is hydrogen and R.sub.5 is halo.
- 7. The compound of claim 3 wherein R.sub.35 is hydrogen and R.sub.5 is halo.
- 8. The compound of claim 7 wherein R.sub.2 and R.sub.3 are hydrogen or lower alkyl.
Parent Case Info
This is a division of application Ser. No. 286,122 filed July 23, 1981, now U.S. Pat. No. 4,379,765, which is a CIP of U.S. Ser. No. 175,552, filed Aug. 5, 1980 (now abandoned).
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4028381 |
Gschwend |
Jun 1977 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
286122 |
Jul 1981 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
175552 |
Aug 1980 |
|