Ethyl (R)-Quizalofop Technical Grade
Ethyl (R)-Quizalofop technical grade is the R-enantiomer of 2-[4-[(6-chloroquinoxalin-2-yl)oxy]phenoxy]propanoic acid ethyl ester, a high-purity chiral herbicide active ingredient. As a separate chemically defined organic compound with a quinoxaline ring, it is classified under tariff item 2933.99.00 for other heterocyclic compounds with nitrogen hetero-atoms only.
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 imported as a formulated herbicide with other ingredients
Formulated pesticides are classified under heading 3808, not as separate chemical compounds.
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 the pure technical grade active ingredient, not a formulated product
• Provide the CAS number (100646-51-3) and certificate of analysis to CBSA
• Verify if a Pest Control Products Act registration is required
Related Products under Tariff item 2933.99.00
1-Methylindole
1-Methylindole is a modified aromatic indole derivative with a methyl group at the nitrogen position, used in organic synthesis for pharmaceuticals and other applications. As a separate chemically defined organic compound with an indole ring (nitrogen hetero-atom only), it falls under tariff item 2933.99.00 for other heterocyclic compounds.
2-Methylindole
2-Methylindole is a simple alkyl-substituted indole with methylation at position 2, used in perfume synthesis and as a pharmaceutical intermediate. As a separate chemically defined organic compound with an indole ring, it is classified under tariff item 2933.99.00 for other heterocyclic compounds with nitrogen hetero-atoms only.
3-Acetylindole
3-Acetylindole contains a ketone functionality at position 3 of the indole structure, used as an important intermediate for alkaloid synthesis. As a separate chemically defined organic compound with an indole ring, it falls under tariff item 2933.99.00 for other heterocyclic compounds, with the heterocycle taking precedence over the ketone function.
5-Methoxyindole
5-Methoxyindole contains a methoxy substitution on the benzene ring of indole, used as a key intermediate for melatonin synthesis. As a separate chemically defined organic compound with an indole ring, it is classified under tariff item 2933.99.00 for other heterocyclic compounds with nitrogen hetero-atoms only.
6-Chloro-2-(4-Hydroxyphenoxy)quinoxaline Ethyl Propionate
6-Chloro-2-(4-Hydroxyphenoxy)quinoxaline Ethyl Propionate is a synonym for quizalofop-P-ethyl, a specific ethyl ester of a propionic acid derivative with a quinoxaline core. As a separate chemically defined organic compound with a quinoxaline ring (nitrogen hetero-atoms only), it falls under tariff item 2933.99.00 for other heterocyclic compounds.
6-Fluoroindole
6-Fluoroindole is a halogenated indole derivative with fluorine at position 6, used in pharmaceutical synthesis. As a separate chemically defined organic compound with an indole ring, it falls under tariff item 2933.99.00 for other heterocyclic compounds, with the halogen not triggering separate classification per Chapter 29 notes.