Other
Carboxyamide-function compounds; amide-function compounds of carbonic acid: > Cyclic amides (including cyclic carbamates) and their derivatives; salts thereof: > Other: > Aromatic: > Other: > Other: > Other: > Other > Other
Duty Rate (from China)
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified 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.
Benzamide
Benzamide is the simplest aromatic monocarboxyamide, a white crystalline solid used in organic synthesis and research. Classified in HTS 2924.29.77.90 as other aromatic cyclic amide not specifically excluded. Serves as intermediate for dyes and pharmaceuticals.
Acetanilide
Acetanilide (N-phenylacetamide) is an aromatic amide used historically as an analgesic and currently as a chemical intermediate. Falls under HTS 2924.29.77.90 as other aromatic cyclic amide derivative. Its structure features acetamido group on benzene ring.
N-Phenyl-2-Naphthylamine
Also known as β-naphthylphenylamine, this aromatic cyclic amide serves as an antioxidant and rubber accelerator intermediate. HTS 2924.29.77.90 covers it as other aromatic cyclic amide. Features amide linkage between naphthyl and phenyl rings.
Sulfanilamide
Sulfanilamide is an aromatic amide with sulfonamide functionality, the basis for sulfa drugs and antimicrobial agent. Classified HTS 2924.29.77.90 as other aromatic cyclic amide (sulfonated derivatives included per note 3). Used in pharmaceutical synthesis.
2-Mercaptobenzimidazole
2-Mercaptobenzimidazole is an aromatic heterocyclic amide used as corrosion inhibitor and rubber vulcanization accelerator. Fits HTS 2924.29.77.90 as other aromatic cyclic amide with sulfur. The imidazole ring contains amide functionality.
Methocarbamol
Methocarbamol is a carbamate derivative muscle relaxant with aromatic cyclic amide structure. Classified HTS 2924.29.77.90 as other aromatic cyclic amide pharmaceutical. Used in veterinary and human medicine.
Famotidine Base
Famotidine is an aromatic amide H2-receptor antagonist used for ulcer treatment, featuring complex cyclic amide structure. HTS 2924.29.77.90 as other aromatic cyclic amide. Pharmaceutical API with thioether functionality.
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.
Methylparaben
Methylparaben (methyl 4-hydroxybenzoate) is an aromatic ester-amide preservative with cyclic structure. Classified HTS 2924.29.77.90 per ester-with-amide rule. Widely used in cosmetics/pharma.