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Diethyl Azelate

Diethyl azelate ((CH2)7(CO2Et)2), ethyl ester of azelaic acid used as plasticizer and polymer intermediate. Classifies under HTS 2917.19.70 per Chapter 29 note on esters following the acid-function compound (azelaic acid). Ethyl esters specifically remain with parent acid heading.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	4%	—	4%
🇲🇽Mexico	4%	—	4%
🇨🇦Canada	4%	—	4%
🇩🇪Germany	4%	—	4%
🇯🇵Japan	4%	—	4%

More Specific Codes

This product may fall under a more specific subheading:

2917.19.70.20Plasticizers

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2917.19.70.50Other

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Alternative Classifications

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

2917.39Higher: 16.5% vs 4%

If aromatic dicarboxylic acid ethyl esters

Esters of cyclic aromatic acids follow parent acid to 2917.39 subheading.

2915.90Higher: 13.8% vs 4%

If esterified from natural fatty acid source

Fatty acid esters of natural origin classify under heading 2915.

3824.99Higher: 15% vs 4%

If plasticizer mixture containing multiple esters

Prepared mixtures of esters for specific applications classify as chemical preparations.

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Import Tips & Compliance

• Include saponification value confirming ester content >95% for classification verification

• Provide esterification yield documentation linking to classified parent azelaic acid

• Declare flash point and viscosity for proper hazmat shipping classification

Related Products under HTS 2917.19.70

Azelaic Acid

Azelaic acid (HOOC(CH2)7COOH) is an acyclic dicarboxylic acid used in skincare formulations for treating acne and rosacea. It falls under HTS 2917.19.70 as an acyclic polycarboxylic acid, their derivatives, specifically classified as 'other' within this subheading. This pure chemical compound meets Chapter 29 note (a) for separate chemically defined organic compounds.

Sebacic Acid

Sebacic acid (HOOC(CH2)8COOH), a straight-chain C10 dicarboxylic acid derived from castor oil, serves as a monomer for nylon 610 and plasticizers. Classified under HTS 2917.19.70 as an acyclic polycarboxylic acid not specifically named elsewhere. Meets Chapter 29 requirements for chemically defined organic compounds.

Undecanedioic Acid

Undecanedioic acid (HOOC(CH2)9COOH), a C11 dicarboxylic acid used in polymer production and corrosion inhibitors. Falls under HTS 2917.19.70 as 'other' acyclic polycarboxylic acids. This linear saturated compound fits Chapter 29 scope for pure organic acids.