99% Pure Dimethyl Propylphosphonate Technical Grade

High-purity technical grade dimethyl propylphosphonate (>99%) used in pharmaceutical synthesis and as a flame retardant precursor. Falls under HTS 2931.42.00.00 due to its specific non-halogenated organo-phosphorus structure as per Chapter 29 notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2931Same rate: 38.7%

If shorter alkyl chain variant

Other non-halogenated organo-phosphorus compounds like dimethyl methylphosphonate classify in 2931.39.

3809.93.50.00Higher: 41% vs 38.7%

If formulated as pesticide adjuvant

When put up for pesticide use, shifts from pure compound to finishing agents in Chapter 38.

2919.90Lower: 13.7% vs 38.7%

If classified by phosphoric acid function

Phosphonic acid derivatives sometimes overlap with phosphoric esters in 2919 if oxygen function predominates.

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Import Tips & Compliance

Require analytical HPLC/GC reports for purity verification during customs; label as 'not for pesticide use' if applicable to avoid EPA scrutiny

Check for stabilizer additions per Chapter note 2(f)

Related Products under HTS 2931.42.00.00

Dimethyl Propylphosphonate (DMPP)

Dimethyl propylphosphonate is a non-halogenated organo-phosphorus compound with the formula CH3CH2CH2P(O)(OCH3)2, classified under HTS 2931.42.00.00 as a specific organo-inorganic derivative. It serves as a key intermediate in chemical synthesis and flame retardant production.

DMPP Flame Retardant Precursor

Dimethyl propylphosphonate (DMPP) specifically packaged for use as a precursor in phosphorus-based flame retardants for textiles and plastics. Classified in HTS 2931.42.00.00 as a separate chemically defined organo-inorganic compound per Chapter 29 note 2(a).

CAS 6768-94-1 Dimethyl Propylphosphonate

Laboratory-grade dimethyl propylphosphonate (CAS 6768-94-1) for R&D in agrochemicals and polymer additives. HTS 2931.42.00.00 applies as a pure, non-halogenated organo-phosphorus derivative meeting Chapter 29's chemical definition criteria.

Industrial Dimethyl Propylphosphonate Bulk Drums

Bulk dimethyl propylphosphonate supplied in 200L drums for manufacturing flame retardants and herbicides. Precisely matches HTS 2931.42.00.00 as the named non-halogenated organo-phosphorus compound without excluded additives.

Stabilized Dimethyl Propylphosphonate for Transport

Dimethyl propylphosphonate with added stabilizer for safe long-distance transport, compliant with Chapter 29 note 2(f). Used in synthesis of specialty polymers; classified under HTS 2931.42.00.00.

Pharma-Grade Dimethyl Propylphosphonate

Pharmaceutical intermediate grade dimethyl propylphosphonate meeting USP standards for drug synthesis. HTS 2931.42.00.00 classification as pure organo-inorganic phosphorus compound, not excluded under Chapter notes.