Exaltolide (Cyclopentadecanolide)
Exaltolide, or cyclopentadecanolide, is a macrocyclic lactone musk providing creamy, natural musky effects in perfumes. Although it is a lactone, it is imported under tariff item 2909.30.00 when used as an odoriferous compound in fragrance applications. The tariff item covers aromatic ethers and derivatives, and this product is classified here per trade practice.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
PGA flags (1)Show detailsHide detailsHCActive Pharmaceutical IngredientsMay be required
- HC
Active Pharmaceutical Ingredients · May be required
May require HC Active Pharmaceutical Ingredients depending on intended use (HC13) and Canadian product category (HC01). Matching criteria: Starts With 2909. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as a lactone (cyclic ester)
Chapter 29 Note 7 excludes cyclic esters from ether headings; lactones are specifically covered in heading 2932.
If imported as a fragrance mixture
Odoriferous mixtures are classified in Chapter 33.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the chemical structure: if the lactone ring is the defining feature, heading 2932 may be more appropriate
• Keep a technical dossier to justify classification under 2909.30.00
• If the product is part of a fragrance compound, declare it under Chapter 33 instead
Related Products under Tariff item 2909.30.00
5-Chloro-2-nitroanisole
5-Chloro-2-nitroanisole is a halogenated and nitrated aromatic ether, specifically a methoxybenzene derivative with chlorine at the 5-position and a nitro group at the 2-position. It is a separate chemically defined organic compound, qualifying under Chapter 29 Note 1(a).
5-Chloro-2-Nitroanisole Technical Grade
Technical grade 5-chloro-2-nitroanisole contains at least 98% active ingredient with specified stabilizers for industrial use. It remains a separate chemically defined organic compound, and the stabilizers are permitted under Chapter 29 Note 1(f) for preservation or transport.
6-Chloro-3-nitro-p-dimethoxybenzene
6-Chloro-3-nitro-p-dimethoxybenzene, also known as 1-chloro-4,5-dimethoxy-2-nitrobenzene, is a halogenated and nitrated aromatic ether with two methoxy groups. It is a separate chemically defined organic compound, classifiable under this tariff item.
ADK STAB PA-100 Decabromodiphenyl Oxide
ADK STAB PA-100 is a micronized decabromodiphenyl oxide flame retardant used primarily in nylon 6,6 applications. As a brominated aromatic ether, it falls under tariff item 2909.30.00, which covers aromatic ethers and their halogenated derivatives. The optimized particle size ensures even dispersion in polymer matrices.
Albemarle Saytex 120 Flame Retardant
Albemarle Saytex 120 is a commercial bis(tribromophenoxy)ethane flame retardant used in various polymer systems. This brominated aromatic ether is explicitly covered by tariff item 2909.30.00. It provides synergistic flame retardancy when combined with antimony trioxide.
Ambretone (Iso E Super)
Ambretone, also known as Iso E Super, is a synthetic aromatic ether used to impart abstract woody-amber notes in designer fragrances. As a chemically defined organic compound with an ether functional group on an aromatic ring, it falls under tariff item 2909.30.00 for aromatic ethers. Its primary use as an odoriferous ingredient in perfumery aligns with the scope of this heading.