2,4,6-Tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide
This is a specific non-halogenated organo-phosphorus compound featuring a trioxatriphosphinane ring structure with propyl groups attached to phosphorus atoms. It falls under HTS 2931.46.00.00 as a distinct organo-inorganic compound in the category of non-halogenated organo-phosphorus derivatives. Primarily used as a chemical intermediate in organic synthesis and flame retardant production.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing other nonmetal or metal atoms beyond phosphorus structure
Classified as other organo-inorganic compounds if the molecule includes additional heteroatoms like sulfur or arsenic directly linked to carbon, per Chapter 29 notes.
If classified primarily as organo-sulfur rather than organo-phosphorus
Organo-sulfur compounds take precedence if sulfur atoms directly linked to carbon dominate the chemical character, though this compound's primary phosphorus nature makes 2931 correct.
If imported as mixture or solution with solvents/additives for specific industrial use
Mixtures of organic compounds not chemically defined or put up for retail fall under Chapter 38; pure compounds stay in Chapter 29 per chapter notes.
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Import Tips & Compliance
• Verify chemical purity and provide Certificate of Analysis (CoA) to confirm identity as the specific trioxatriphosphinane compound for proper HTS classification
• Include Safety Data Sheet (SDS) detailing non-halogenated nature and phosphorus content to avoid misclassification under halogenated derivatives
• Ensure proper Hazard Class labeling (likely UN 3261 or similar) and comply with TSCA registration for chemical imports into the US
Related Products under HTS 2931.46.00.00
Tripropyl Phosphorothioate Flame Retardant Intermediate
A high-purity grade of 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide used specifically as an intermediate in synthesizing phosphorus-based flame retardants for plastics. Classified under HTS 2931.46.00.00 due to its precise organo-phosphorus cyclic structure without halogens. Supplied as white crystalline powder for industrial chemical processing.
Cyclic Tripropyl Phosphonite Oxide Catalyst Precursor
Specialty chemical grade 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide serving as precursor for phosphinite-based catalysts in hydroformylation processes. Falls squarely under HTS 2931.46.00.00 as a non-halogenated organo-phosphorus derivative with defined trioxatriphosphinane structure. Typically packaged in 25kg fiber drums for chemical manufacturers.
Tripropyl Trioxatriphosphinane Polymer Stabilizer
Technical grade 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide used in polymerization stabilization for engineering plastics production. This organo-inorganic compound is specifically named in HTS 2931.46.00.00 due to its unique caged phosphorus structure. Imported as stabilized solution in inert solvent per Chapter Note 1(e).