Propoxycaine Hydrochloride
Propoxycaine HCl is an aromatic ester-amide local anesthetic salt. Classified HTS 2924.29.77.90 following chapter note 2(A) for esters with amides. Used in dental anesthesia.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If ester function dominates over amide
Carboxylic acid esters earlier; principal function determines unless note applies.
If dental preparations containing the active
First aid/dental medicaments in Chapter 30.
If nitrile function present in precursor form
Nitrile compounds classified separately before amides.
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Import Tips & Compliance
• ,Controlled substance schedules apply; DEA import license mandatory
• Hydrolysis stability data prevents reclassification as ester-only
Related Products under HTS 2924.29.77.90
Acetaminophen (Paracetamol)
Acetaminophen is a cyclic amide derivative with an aromatic ring, used as an analgesic and antipyretic medication. It falls under HTS 2924.29.77.90 as an aromatic cyclic amide compound other than those specifically named elsewhere in the subheading. This classification applies to its carboxyamide-function chemical structure.
Lidocaine Base
Lidocaine is an aromatic amide local anesthetic with a cyclic component in its structure, used in medical and dental applications. Classified under HTS 2924.29.77.90 as an other aromatic cyclic amide derivative. Its carboxyamide function on an aromatic ring determines the Chapter 29 placement.
Carbaryl Technical Grade
Carbaryl is an aromatic carbamate insecticide (cyclic amide derivative) used in agriculture. HTS 2924.29.77.90 covers other aromatic cyclic amides including pesticide intermediates. Contains naphthyl methylcarbamate structure.
Nicotinamide (Niacinamide)
Nicotinamide is the amide form of vitamin B3, an aromatic heterocyclic amide essential nutrient. HTS 2924.29.77.90 as other aromatic cyclic amide. Used in supplements and therapeutics.
Phthalimide
Phthalimide is a cyclic aromatic imide (carboxyamide derivative) used in synthesis of anthranilic acid and pharmaceuticals. HTS 2924.29.77.90 includes such cyclic amides and derivatives. White powder intermediate for agrochemicals and resins.
Procainamide Hydrochloride
Procainamide is an aromatic amide antiarrhythmic drug, existing as the hydrochloride salt of a cyclic amide derivative. It fits HTS 2924.29.77.90 per chapter notes classifying organic salts with the parent compound. Used primarily for cardiac rhythm treatment.