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US 2008/0167461 A1Published application
Process for Preparing 3,6-Dichloropyridazine-1-Oxide
AssigneeSankyo Agro Company, Limited
InventorsYoshihisa Tsukamoto, Noriaki Kudo, Toshio Kaneko, Hiroyuki Komai
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Abstract
A process for preparing 3,6-dichloropyridazine-1-oxide which comprises reacting 3,6-dichloropyridazine with an acid anhydride and hydrogen peroxide of a concentration of 60% or less or a urea hydrogen peroxide addition compound.
Claims15
A process for preparing 3,6-dichloropyridazine-1-oxide which comprises reacting 3,6-dichloropyridazine with an acid anhydride and hydrogen peroxide of a concentration of 60% or less or a urea hydrogen peroxide addition compound.
Dependencies are inferred from the claim text.