Phenylacetic Acid Anhydride
Phenylacetic anhydride is the anhydride form of phenylacetic acid, produced by dehydrating two molecules of the acid. It is used as an acetylating agent in pharmaceutical and fine chemical synthesis. Under Chapter 29, anhydrides of aromatic monocarboxylic acids are classified with the parent acid, phenylacetic acid, in tariff item 2916.34.00.
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 |
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 the product is a mixed anhydride with another aromatic monocarboxylic acid
Mixed anhydrides may be classified with the acid that occurs last in numerical order under Chapter 29 Note 5(A).
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
• Ensure the product is clearly identified as an anhydride of phenylacetic acid on the commercial invoice to support classification under 2916.34.00
• Verify whether the anhydride requires a permit under the Controlled Drugs and Substances Act if intended for pharmaceutical use
• Keep the Certificate of Analysis to confirm chemical identity and purity for CBSA review
Related Products under Tariff item 2916.34.00
Ammonium Phenylacetate
Ammonium phenylacetate is the ammonium salt of phenylacetic acid, used as an intermediate in organic synthesis. As an inorganic salt of an organic acid, it is classified with the parent acid under Chapter 29 Note 5(C)(1), placing it in 2916.34.00. The product is a chemically defined organic compound.
Barium Phenylacetate
Barium phenylacetate is the barium salt of phenylacetic acid, used in analytical chemistry standards. Under Chapter 29 Note 5(C)(1), inorganic salts of organic compounds are classified with the parent organic compound, so it falls under 2916.34.00. The product is a chemically defined compound with a specific stoichiometric composition.
Benzyl Phenylacetate
Benzyl phenylacetate is an ester of phenylacetic acid and benzyl alcohol, featuring a sweet, rosy-honey aroma used in floral perfumes and fruit flavorings. Esters of phenylacetic acid are classified under tariff item 2916.34.00 as derivatives.
Calcium Phenylacetate
Calcium phenylacetate is the calcium salt of phenylacetic acid, used in specialty chemical applications. As an inorganic salt of an organic acid, it is classified with the parent acid under Chapter 29 Note 5(C)(1), placing it in 2916.34.00. The product is a chemically defined organic compound.
Cinnamyl Phenylacetate
Cinnamyl phenylacetate delivers a powerful honey-balsamic cinnamon odor used in oriental perfume compositions. This aromatic monocarboxylic ester is classified under tariff item 2916.34.00 as a derivative of phenylacetic acid.
Geranyl Phenylacetate
Geranyl phenylacetate combines phenylacetic acid with geraniol, yielding a sweet fruity-rose odor for perfumery fixative applications. It is a pure, chemically defined ester of phenylacetic acid, classified under tariff item 2916.34.00.