This invention discloses new chemical compounds of the formula ##STR1## wherein R.sup.1 is alkyl; R.sup.2 and R.sup.3 are hydrogen or alkyl; and X is selected from the group consisting of alkyl and haloalkyl, and their utility as herbicides.
本发明公开了新的
化学化合物,其
化学式为##STR1##其中R.sup.1是烷基; R.sup.2和R.sup.3是氢或烷基; X选自烷基和卤代烷基,以及它们作为
除草剂的效用。