Claims
- 1. A compound of the formula: ##STR10## wherein one of R.sub.1 and R.sub.2 is halogen or lower alkyl, and the other is halogen or lower alkoxy; R.sub.3 and R.sub.5 are hydrogen or halogen or lower alkyl; with the proviso that one of R.sub.3 and R.sub.5 is other than halogen; R.sub.4 is halogen or lower alkoxy, amino, mono (lower alkyl) amino or di (lower alkyl) amino; and R.sub.6 is alkanoyloxymethyl, carboxyl, alkenyloxycarbonyl, alkynyloxycarbonyl, or N-heterocyclylcarbonyl wherein the N-heterocyclyl moiety is selected from the group consisting of piperidino, morpholino, thiomorpholino and pyrolidino; and salts thereof.
Priority Claims (2)
Number |
Date |
Country |
Kind |
13032/74 |
Sep 1974 |
CH |
|
8962/75 |
Jul 1975 |
CH |
|
Parent Case Info
This is a division of application Ser. No. 816,409 filed July 18, 1977, now U.S. Pat. No. 4,107,190, which in turn is a division of application Ser. No. 613,676, filed Sept. 15, 1975, now U.S. Pat. No. 4,054,589.
US Referenced Citations (3)
Non-Patent Literature Citations (1)
Entry |
Weedon et al., Chem. Absts., vol. 46, No. 8635d, (1952). |
Divisions (2)
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Number |
Date |
Country |
Parent |
816409 |
Jul 1977 |
|
Parent |
613676 |
Sep 1975 |
|