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.
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.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• TSCA registration verification required for US manufacturing use
• Purity >98% specification prevents mixture classification under 3824
• Flash point documentation for Class 3 flammable liquid shipping
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.
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.
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.