Dichlorophosphine (Pure)
Dichlorophosphine (HPCl2) is a non-halogenated organo-phosphorus compound despite chlorine on phosphorus, as classification follows Chapter Note excluding only C-halogen/P-halogen derivatives. HTS 2931.49.0080 for other non-halogenated derivatives. Reactive intermediate for phosphine synthesis.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 3.7% | — | 3.7% |
| 🇲🇽Mexico | 3.7% | — | 3.7% |
| 🇨🇦Canada | 3.7% | — | 3.7% |
| 🇩🇪Germany | 3.7% | — | 3.7% |
| 🇯🇵Japan | 3.7% | — | 3.7% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If considered inorganic phosphorus halide
No direct P-C bond shifts to inorganic halides of nonmetals.
If alkyl substituted chlorophosphines
Direct C-halogen bonds trigger halogenated organo-inorganic classification.
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Import Tips & Compliance
• UN 2845 toxic gas; requires DOT special permit for transport
• Cylinder certification and residual gas pressure documentation mandatory
• Purity analysis distinguishing from alkylchlorophosphines critical
Related Products under HTS 2931.49.00.80
Tributylphosphine
Tributylphosphine is a non-halogenated organophosphorus compound with the formula P(C4H9)3, containing phosphorus directly bonded to carbon atoms. It falls under HTS 2931.49.0080 as an organo-inorganic compound that is a non-halogenated organo-phosphorus derivative not elsewhere specified. Used primarily as a ligand in organometallic catalysis and in organic synthesis.
Triphenylphosphine
Triphenylphosphine (PPh3) is a widely used organophosphorus ligand featuring three direct P-C bonds to phenyl groups. Classified under HTS 2931.49.0080 as a non-halogenated organo-phosphorus derivative. Essential in Wittig reactions, palladium catalysis, and polymer chemistry.
Tris(trimethylsilyl)phosphine
Tris(trimethylsilyl)phosphine [(Me3Si)3P] contains three direct P-Si-C linkages through silicon, qualifying as organo-inorganic with phosphorus-carbon connectivity via heteroatoms. Falls under HTS 2931.49.0080 as non-halogenated organo-phosphorus derivative. Used in low-valent phosphorus chemistry and semiconductor precursors.
Diphenylphosphane Borane Complex
This stable complex (Ph2PH·BH3) features direct P-C bonds and P-B coordination, qualifying as organo-inorganic under Chapter 29. Classified HTS 2931.49.0080 as non-halogenated organo-phosphorus derivative. Used for hydrophosphination and as phosphine transfer reagent.
Ethyl Diphenylphosphinate
Ethyl diphenylphosphinate (Ph2P(O)OEt) contains two direct P-C bonds to phenyl groups, classifying as non-halogenated organo-phosphorus derivative under HTS 2931.49.0080. Used as flame retardant intermediate and oxidation reagent.
Cyclohexylphenylphosphine
Cyclohexylphenylphosphine (C6H11)P(C6H5) features two distinct P-C bonds, qualifying under non-halogenated organo-phosphorus derivatives HTS 2931.49.0080. Chiral ligand for asymmetric catalysis.