Perphenazine
Perphenazine is a piperazine phenothiazine antipsychotic and antiemetic with tranquilizing properties. Its phenothiazine ring-system is not further fused, meeting tariff item 2934.30.00.
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 formulated for retail sale
Other heterocyclic compounds may apply if the product is not a pure chemical.
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 product is a pure chemical compound and not a formulated drug
• Provide a certificate of analysis for customs clearance
• Verify if the product requires a Canadian Drug Establishment Licence
Related Products under Tariff item 2934.30.00
2-(Trifluoromethyl)phenothiazine
2-(Trifluoromethyl)phenothiazine is a chemically defined heterocyclic compound featuring a phenothiazine ring-system with a trifluoromethyl substituent at the 2-position. It is not further fused and contains no additional ring structures, meeting the tariff item's description.
2-(Trifluoromethyl)phenothiazine Pharmaceutical Intermediate
This high-purity 2-(trifluoromethyl)phenothiazine is manufactured as a key building block for antipsychotic drug synthesis. Its precise chemical structure, featuring a phenothiazine ring-system without further fusion, aligns with tariff item 2934.30.00.
Chlorpromazine Hydrochloride
Chlorpromazine hydrochloride is a phenothiazine derivative used as an antipsychotic for treating schizophrenia and severe agitation. It contains a phenothiazine ring-system that is not further fused, meeting tariff item 2934.30.00.
Ethyl (1H-Phenothiazin-2,4,1)carbamate
Ethyl (1H-phenothiazin-2,4,1)carbamate is a chemically defined heterocyclic compound containing a phenothiazine ring-system with an ethyl carbamate substituent. The ring-system is not further fused, meeting the tariff item's requirements.
Ethyl Phenothiazine-2,4,1-Carbamate API Precursor
This GMP-manufactured ethyl phenothiazine-2,4,1-carbamate serves as a precursor for phenothiazine-based active pharmaceutical ingredients. Its structure contains a phenothiazine ring-system that is not further fused, aligning with tariff item 2934.30.00.
Ethyl Phenothiazinyl Carbamate Pharmaceutical Intermediate
This high-purity ethyl phenothiazinyl carbamate is produced for use in antipsychotic and antihistamine drug synthesis. The compound features a phenothiazine ring-system without further fusion, meeting tariff item 2934.30.00.