Isopropyl Methylphosphonothioic Acid
An acid-form organo-phosphorus thioate used in specialized pesticide intermediates. Features phosphorus bonded to isopropyl group with thioic sulfur, fitting HTS 2930.90.43.20 criteria for no other carbons. Qualifies as separate chemically defined compound under chapter notes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-pesticide organo-sulfur applications
Loses pesticide subheading if primary use is non-agricultural.
If classified primarily as phosphoric acid derivative
Phosphoric esters/acids may classify in 2919 if oxygen function dominates over sulfur.
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Import Tips & Compliance
• Document pH stability and acid content to prevent misclassification as inorganic salts
• Hazardous material declarations required for thioic acids; use UN-approved packaging
• Avoid bulk packaging without anti-dusting agents if needed for safety per chapter note (g)
Related Products under HTS 2930.90.43.20
O,O-Dimethyl S-Methyl Phosphorothioate
This is a specific organo-phosphorus compound used primarily as an intermediate in the synthesis of organophosphate pesticides. It contains a phosphorus atom bonded to one methyl group and no other carbon atoms, fitting precisely within HTS 2930.90.43.20 as an organo-sulfur pesticide compound. The thioate structure qualifies it under the organo-sulfur compounds heading.
O-Ethyl S-Methyl Phosphorodithioate
A phosphorus-based organo-sulfur compound serving as a key building block for certain insecticides. It features a phosphorus atom bonded solely to an ethyl group with dithioate sulfur linkages, classified under HTS 2930.90.43.20 for its pesticide applications. Meets chapter notes for separate chemically defined organic compounds with limited carbon attachment.
Dimethoate Technical Grade
Dimethoate is an organophosphate insecticide in technical purity containing the specified phosphorus-methyl structure. Though a full molecule, its core phosphorus component with one methyl group qualifies it under HTS 2930.90.43.20 as a pesticide organo-sulfur compound. Used in agriculture for controlling aphids and mites.
O,O-Diethyl S-Methyl Phosphorothiolate
This compound is a phosphorothiolate derivative used in pesticide synthesis, with phosphorus bonded to an ethyl group and sulfur functionalities. Classified in HTS 2930.90.43.20 due to its organo-sulfur pesticide nature and strict phosphorus alkyl limitation. Adheres to chapter note for chemically defined organic compounds.