2-Naphthalenethiol
2-Naphthalenethiol (C10H7SH) is a bicyclic aromatic thiol with a sulphur atom directly linked to the naphthalene ring carbon. It is used in materials science and organic synthesis. As a separate chemically defined organo-sulphur compound, it falls under heading 29.30 and tariff item 2930.90.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| π¨π³China | Free | β | Free |
| π²π½Mexico | Free | β | Free |
| πΊπΈUnited States | Free | β | Free |
| π©πͺGermany | Free | β | Free |
| π―π΅Japan | Free | β | 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 naphthol derivative rather than a thiol
Halogenated, sulphonated, nitrated or nitrosated derivatives of phenols are classified under heading 29.08.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item β and can price the duty on it in the same conversation.
Import Tips & Compliance
β’ Confirm the position of the thiol group on the naphthalene ring (2-position) for accurate documentation
β’ Provide the CAS number and purity certificate for customs clearance
β’ Check if the product requires a Workplace Hazardous Materials Information System (WHMIS) label for import
Related Products under Tariff item 2930.90.00
2-[(4-Aminophenyl)sulfonyl]ethanol, hydrogen sulfate ester
2-[(4-Aminophenyl)sulfonyl]ethanol, hydrogen sulfate ester is a chemically defined aromatic organo-sulfur compound serving as a dye intermediate. It features a sulfonyl group linked to both phenyl and ethanol moieties, qualifying it under tariff item 2930.90.00 as an 'Other' organo-sulfur compound.
3-(4'-Aminobenzamido)phenyl-Ξ²-hydroxy-ethylsulfone
3-(4'-Aminobenzamido)phenyl-Ξ²-hydroxy-ethylsulfone is a specific aromatic organo-sulfur compound used primarily as an intermediate in the production of reactive dyes for textiles. Its sulfone group directly linked to carbon in an aromatic structure qualifies it under tariff item 2930.90.00 as an 'Other' organo-sulfur compound.
4,4'-Thiodiphenol cyanate
4,4'-Thiodiphenol cyanate features a thioether linkage between two phenolic rings with cyanate groups, used in polymer synthesis and flame retardants. This aromatic organo-sulfur compound qualifies under tariff item 2930.90.00 as an 'Other' organo-sulfur compound.
4-Methylthiophenol
4-Methylthiophenol (p-tolyl mercaptan, CH3C6H4SH) is a substituted aromatic thiol with a methyl group para to the thiol functionality. It is a key intermediate for pesticides and other fine chemicals. As a separate chemically defined organo-sulphur compound, it falls under heading 29.30 and tariff item 2930.90.00.
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Allyl isothiocyanate (AITC) bactericide is a natural isothiocyanate derived from mustard oil, used as a bactericide and fungicide for post-harvest treatment of fruits and vegetables. It is a separate chemically defined organo-sulphur compound with an isothiocyanate functionality. It falls under heading 29.30 and tariff item 2930.90.00.
Benzyl Isothiocyanate Nematicide
Benzyl isothiocyanate nematicide acts as a contact nematicide targeting root-knot nematodes in vegetable crops through soil drench application. It is an organo-sulphur compound with an isothiocyanate functionality. It falls under heading 29.30 and tariff item 2930.90.00 as a separate chemically defined compound.