4-Anilino-N-phenethylpiperidine (ANPP) Pure Compound
4-Anilino-N-phenethylpiperidine (ANPP) is a synthetic organic compound featuring a piperidine ring, which is a hydrogenated pyridine ring containing one nitrogen hetero-atom. Its structure includes anilino and phenethyl substituents, making it a specific heterocyclic compound with nitrogen hetero-atom(s) only. This product falls under tariff item 2933.36.00 as it is the named compound 4-Anilino-N-phenethylpiperidine, regardless of purity or form.
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 compound is not specifically named and is classified as other heterocyclic compounds with nitrogen hetero-atom(s) only
The alternative covers other nitrogen heterocyclic compounds not specifically named in the tariff.
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 accurately described as 4-Anilino-N-phenethylpiperidine (CAS 1609-66-1) on the commercial invoice to match the tariff item
• Verify if any import permits are required, as ANPP is a controlled precursor under Canadian law
• Consult the CBSA's D Memoranda for guidance on classification and documentation
Related Products under Tariff item 2933.36.00
ANPP Dissolved in Safety Solvent
ANPP dissolved in a solvent is a solution of 4-Anilino-N-phenethylpiperidine in a solvent used solely for safety or transport reasons. Chapter 29 Note 1(e) allows such solutions to be classified under the same heading as the pure compound, provided the solvent does not make the product suitable for a specific use. This product remains classified under tariff item 2933.36.00 as the principal compound is ANPP.
ANPP Pharmaceutical Intermediate Powder
ANPP pharmaceutical intermediate powder is high-purity 4-Anilino-N-phenethylpiperidine used as an intermediate in synthesizing opioid analgesics. As the named compound in tariff item 2933.36.00, it is classified here regardless of its intended use. The product's heterocyclic structure with nitrogen hetero-atom(s) only meets the chapter's requirements.
ANPP with Anti-Dusting Agent
ANPP with anti-dusting agent is 4-Anilino-N-phenethylpiperidine mixed with an anti-dusting agent for safety or identification purposes. Chapter 29 Note 1(g) permits such additions if they do not make the product suitable for a specific use. The product retains classification under tariff item 2933.36.00 as the core compound is ANPP.
ANPP with Stabilizer for Transport
ANPP with stabilizer for transport is 4-Anilino-N-phenethylpiperidine containing a stabilizer necessary for preservation during transport. Chapter 29 Note 1(f) allows such stabilizers, and the product remains classified under tariff item 2933.36.00. The stabilizer does not change the fundamental identity of the compound.
High-Purity ANPP for API Synthesis
High-purity ANPP for API synthesis is 4-Anilino-N-phenethylpiperidine with a purity of at least 99%, used as a precursor in pharmaceutical manufacturing. As the named compound in tariff item 2933.36.00, it is classified here irrespective of its high purity or intended use. The product's structure with a piperidine ring and nitrogen hetero-atom(s) only meets the chapter's criteria.
Research-Grade ANPP Chemical
Research-grade ANPP is 4-Anilino-N-phenethylpiperidine (CAS 1609-66-1) supplied for laboratory use. As the named compound in tariff item 2933.36.00, it is classified here regardless of its research purpose. The product's heterocyclic structure with nitrogen hetero-atom(s) only aligns with the chapter's scope.