Dibutyl Sebacate (DBS)
Dibutyl sebacate is a sebacic acid diester used as a plasticizer in cellulosic resins, nitrocellulose lacquers, and cosmetics. Classified under HTS 2917.13.00.90 as an 'other' ester of sebacic acid, their salts and esters, meeting Chapter 29 requirements for separate chemically defined organic compounds.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If industrial plasticizer preparations
When imported as formulated plasticizer blends rather than pure esters, classified as industrial fatty acid derivatives in 3823.
If perfume or flavoring preparations
Mixtures with odoriferous substances for specific fragrance use shift to Chapter 33, excluding Chapter 29 per chapter notes.
If shorter chain length esters
Esters of adipic acid (C6) fall in 2917.12, while sebacic (C10) remains in 2917.13; chain length determines subheading.
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Import Tips & Compliance
• Provide GC-MS analysis confirming >98% dibutyl sebacate purity to avoid mixture classification under 3824
• Include end-use declaration; cosmetic-grade requires additional FDA compliance documentation
• Watch for temperature control during shipping; improper storage can cause ester hydrolysis affecting classification proofs
Related Products under HTS 2917.13.00.90
Dioctyl Sebacate (DOS)
Dioctyl sebacate is the di(2-ethylhexyl) ester of sebacic acid, a clear, oily liquid used primarily as a plasticizer in PVC for flexible films and coatings. It falls under HTS 2917.13.00.90 as an ester of sebacic acid, classified as 'other' acyclic polycarboxylic acid esters not specifically enumerated elsewhere in the subheading.
Azelaic Acid Dimethyl Ester
Dimethyl azelate, the dimethyl ester of azelaic acid, serves as a chemical intermediate for polymer synthesis and corrosion inhibitors. It qualifies for HTS 2917.13.00.90 as an 'other' ester of acyclic polycarboxylic acids (azelaic/sebacic), being a separate chemically defined compound per Chapter 29 note (a).
Sebacic Acid Monomethyl Ester
Monomethyl sebacate is a half-ester of sebacic acid used in specialty polyester synthesis and pharmaceutical intermediates. Falls under HTS 2917.13.00.90 as an 'other' sebacic acid derivative, qualifying as a chemically defined acyclic polycarboxylic acid ester.
Dipropyl Azelate
Dipropyl azelate, the dipropyl ester of azelaic acid (nonanedioic acid), functions as a plasticizer and solvent in coatings. Classified in HTS 2917.13.00.90 as an 'other' azelaic acid ester, meeting Chapter 29 criteria for separate chemically defined compounds without excluded additives.
Bis(2-butoxyethyl) Sebacate
Bis(2-butoxyethyl) sebacate serves as a high-performance plasticizer for nitrocellulose and polyvinyl butyral applications. HTS 2917.13.00.90 applies as a sebacic acid ester, chemically defined without excluded Chapter 29 additives like anti-dusting agents rendering it preparation-specific.
Sebacic Acid Diisopropyl Ester
Diisopropyl sebacate functions as a emollient in cosmetics and personal care formulations. Qualifies for HTS 2917.13.00.90 as a pure sebacic acid diester, separate chemically defined compound per Chapter 29 scope, not excluded as cosmetic preparation.