FMC Corporation
INTERMEDIATES FOR PREPARING HERBICIDAL PYRIDAZINONES

Abstract:

Disclosed is a compound of Formula I, including N-oxides, and salts thereof, wherein R.sup.1, R.sup.2 and R.sup.3 are defined as set forth in the disclosure. Also disclosed is a process for preparing a compound of Formula I. A compound of Formula I can also be used as a synthetic intermediate to prepare pyridazinone-based herbicides. ##STR00001##