4-Terpinenal
4-Terpinenal is a cyclic aldehyde from tea tree oil with a menthane ring structure and formyl group, lacking other oxygen functions. It is categorized under tariff item 2912.29.00 for other cyclic aldehydes.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a natural essential oil
Essential oils are classified in Chapter 33.
If the aldehyde is acyclic
Acyclic aldehydes without other oxygen functions are classified in subheading 2912.19.
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
• Verify the product is a pure compound, not a tea tree oil mixture
• Provide the CAS number (23635-34-9) and a certificate of analysis to CBSA
• If the product is part of a natural essential oil, consider Chapter 33
Related Products under Tariff item 2912.29.00
2-Methylundecanal
2-Methylundecanal is a synthetic aliphatic aldehyde with a branched 11-carbon chain, used in modern fragrance compositions. It is not a cyclic aldehyde, so it does not fall under tariff item 2912.29.00; however, if considered as a cyclic polymer potential, it may be excluded. This candidate is not classifiable under this item.
3,4-Dimethylbenzaldehyde
3,4-Dimethylbenzaldehyde is a cyclic aldehyde with the chemical formula C9H10O, featuring a benzene ring substituted with an aldehyde and two methyl groups. It is a chemically defined compound used as an intermediate, falling under tariff item 2912.29.00 as 'Other' cyclic aldehydes.
3,4-Dimethylbenzaldehyde 98% Purity
Industrial grade 3,4-dimethylbenzaldehyde at 98% purity serves as a key intermediate for synthesizing pharmaceuticals and agrochemicals. It is a cyclic aldehyde without other oxygen functions, classifiable under tariff item 2912.29.00 even with minor impurities.
3,4-Dimethylbenzaldehyde Stabilized
Stabilized 3,4-dimethylbenzaldehyde with an added antioxidant prevents polymerization during storage or transport. Per Chapter 29 Note 1(f), such stabilizers are allowed, and the product remains classifiable under tariff item 2912.29.00 as a cyclic aldehyde.
Cinnamaldehyde
Cinnamaldehyde is a cyclic aldehyde derived from cinnamon oil, featuring a benzene ring with an aldehyde group and a propenyl side chain. It is classified under tariff item 2912.29.00 as a cyclic aldehyde without other oxygen functions.
Cinnamic Aldehyde Flavoring
Cinnamic aldehyde, a cyclic phenylpropenal, provides cinnamon flavor in chewing gum, candies, and beverages. It qualifies for tariff item 2912.29.00 as a cyclic aldehyde used as a flavoring compound without other oxygen functions.