Research-Grade Methylphosphonic Dichloride
Ultra-pure methylphosphonic dichloride for academic and R&D use in synthesizing phosphonate esters. Classified precisely under HTS 2931.51.00.00 for its halogenated organo-phosphorus profile. Excludes retail preparations per Chapter exclusions.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for alkylphosphonic difluorides instead
Different halogen (F vs Cl) places in separate subheading.
If phosphorus trichloride precursor form
Inorganic phosphorus halides without organo group in Chapter 28.
If for sugar derivatives
Nucleic acid derivatives classify in later heading 2942.
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Import Tips & Compliance
• Provide institutional end-user certificates; comply with MTCR controls if for nerve agent analogs; declare exact CAS 676-97-1
Related Products under HTS 2931.51.00.00
Methylphosphonic Dichloride
Methylphosphonic dichloride (CH3P(O)Cl2) is a halogenated organo-phosphorus compound used primarily as a chemical intermediate in organic synthesis. It falls under HTS 2931.51.00.00 as a specific halogenated organo-inorganic compound with phosphorus directly linked to carbon and chlorine atoms. This pure, chemically defined compound meets Chapter 29 note (a) for separate organic compounds.
Methylphosphonic Dichloride 98% Technical Grade
Technical grade methylphosphonic dichloride at 98% purity, containing minor impurities but still a separate chemically defined compound per Chapter 29 note (a). Used in pesticide and flame retardant synthesis. Classified under HTS 2931.51.00.00 due to its specific halogenated organo-phosphorus structure.
Distilled Methylphosphonic Dichloride
High-purity distilled methylphosphonic dichloride, fractionally distilled for research applications in organophosphorus chemistry. It qualifies under HTS 2931.51.00.00 as a halogenated organo-phosphorus derivative with direct C-P linkage. Meets Chapter 29 requirements for chemically defined compounds without excluded preparations.
Methylphosphonic Dichloride with Stabilizer
Methylphosphonic dichloride stabilized with anti-hydrolysis agent for safe transport, per Chapter 29 note (f). Retains classification under HTS 2931.51.00.00 as the principal compound remains chemically defined. Used in pharmaceutical intermediate production.