Benzenesulfonyl Hydrazide
Benzenesulfonyl hydrazide is a sulfonamide derivative classified under tariff item 2935.90.00 as an 'Other' sulphonamide. It consists of a benzene ring linked to a sulfonyl hydrazide group. This chemically defined compound is used as an intermediate in organic synthesis and pharmaceutical manufacturing.
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 |
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Import Tips & Compliance
• Ensure the product is a separate chemically defined compound per Chapter 29 Note 1(a)
• Provide a certificate of analysis to CBSA to confirm the compound's identity
• Classify under 2935.90.00 as the residual item for sulphonamides
Related Products under Tariff item 2935.90.00
2,4-Dichloro-5-Sulfamoylbenzoic Acid
2,4-Dichloro-5-Sulfamoylbenzoic Acid is a key intermediate in sulfonamide herbicide synthesis and pharmaceutical manufacturing. This compound is classified under tariff item 2935.90.00 as an 'Other' sulphonamide due to its sulfonamide functional group. It is a chemically defined organic compound with chloro and carboxy substitutions.
2,5-Dimethoxysulfanilanilide
2,5-Dimethoxysulfanilanilide is a methoxylated sulfonanilide derivative classified under tariff item 2935.90.00 as an 'Other' sulphonamide. It is a chemically defined organic compound with dimethoxy substitutions on the sulfanilanilide structure. This product is used in dye chemistry and as an intermediate in organic synthesis.
2-Amino-N-ethylbenzenesulfonanilide
2-Amino-N-ethylbenzenesulfonanilide is a complex sulfonamide derivative classified under tariff item 2935.90.00 as an 'Other' sulphonamide. It features amino, ethyl, and anilino substitutions on the benzenesulfonamide core. This chemically defined compound is used as an intermediate in pharmaceutical and dye synthesis.
2-Chloro-4-amino-5-hydroxybenzenesulfonamide
2-Chloro-4-amino-5-hydroxybenzenesulfonamide is a halogenated and hydroxylated sulfonamide classified under tariff item 2935.90.00 as an 'Other' sulphonamide. It features chloro, amino, and hydroxy substitutions on the benzenesulfonamide core. This chemically defined compound is used as an intermediate in pharmaceutical synthesis.
4-Amino-6-chloro-m-benzenedisulfonamide
4-Amino-6-chloro-m-benzenedisulfonamide is a chemically defined organic compound containing sulfonamide groups, falling under tariff item 2935.90.00 as an 'Other' sulphonamide. It is primarily used as an intermediate in pharmaceutical synthesis, specifically for producing sulfonamide-based drugs. Its structure includes two sulfonamide functional groups, which are characteristic of this heading.
4-Amino-6-chloro-m-benzenedisulfonamide Technical Grade
Technical grade 4-Amino-6-chloro-m-benzenedisulfonamide with 95-98% purity qualifies under tariff item 2935.90.00 as a chemically defined organic compound 'whether or not containing impurities' per Chapter 29 Note 1(a). It is used as an intermediate in pharmaceutical synthesis, and the impurities are incidental to the manufacturing process. The product retains its identity as a sulphonamide compound.