O-Isopropyl Methylphosphonochloridate
O-Isopropyl methylphosphonochloridate is a halogenated organo-phosphorus compound featuring a phosphorus atom bonded to chlorine, carbon, and oxygen in an isopropyl ester group. It falls under HTS 2931.59.0020 as a specific chemically defined organo-inorganic compound with direct P-C and P-Cl bonds, excluded from sulfonated/halogenated derivatives of other headings. Primarily used as a key intermediate in synthesizing organophosphate compounds.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as technical grade with impurities exceeding specification limits
Impure mixtures may shift from specific compound to 'other organo-inorganic compounds' in 2931.90
If complexed with metals or classified as phosphine derivative
Metal phosphonates or other phosphine compounds fall under Chapter 28 inorganic compounds
If imported as formulated pesticide intermediate rather than pure chemical
Pesticide technical materials are classified in Chapter 38 regardless of chemical structure
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Import Tips & Compliance
• Obtain DEA permits if precursor status applies; verify Chemical Weapons Convention compliance for phosphonyl chlorides
• Provide detailed chemical purity certificates and SDS; ensure UN-approved packaging for corrosive liquids
• Avoid misclassification as pesticide intermediate (3808); confirm P-C bond presence for Chapter 29 eligibility
Related Products under HTS 2931.59.00.20
O-Isopropyl Methylphosphonochloridate (98% Pure)
High-purity (98%) O-isopropyl methylphosphonochloridate, a colorless to pale yellow liquid used in fine chemical synthesis. Classified specifically under HTS 2931.59.0020 due to its defined chemical structure as a halogenated organo-phosphorus compound with P-CH3 and P-Cl bonds. Supplied in stabilized glass-lined containers for safe transport.
IMPCH (O-Isopropyl Methylphosphonochloridate) Technical Grade
Technical grade IMPCH (CAS 14484-64-1), a phosphonyl chloride intermediate for GB nerve agent synthesis and pesticide production. HTS 2931.59.0020 specifically names this compound as a halogenated organo-phosphorus derivative with direct carbon-phosphorus bonding. Distilled under vacuum, stabilized with hexyltriphenylphosphonium bromide.