A method for synthesizing pyroxasulfone

The synthesis of sulfonylpyrazine using an air-catalyzed Fe(III) catalyst solves the safety risks and high costs associated with the use of hydrogen peroxide in existing technologies, achieving high-purity and high-yield synthesis of sulfonylpyrazine, which is suitable for industrial production.

CN119462633BActive Publication Date: 2026-06-05SHANDONG RUNBO BIOTECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHANDONG RUNBO BIOTECH CO LTD
Filing Date
2024-11-15
Publication Date
2026-06-05

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Abstract

The application discloses a synthesis method of metrafenone. The method uses raw material A and air as raw materials, and an oxidation reaction is carried out under the catalysis of a Fe(III) catalyst to obtain metrafenone. The method has mild reaction conditions, high yield, less waste, avoids the reaction of hydrogen peroxide and storage, is low in cost, and is suitable for industrial production.
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