Heading 2933 — Heterocyclic compounds with nitrogen hetero-atom(s) only

Other headings in Chapter 29

• 2900 —
• 2901 — Acyclic hydrocarbons
• 2902 — Cyclic hydrocarbons
• 2903 — Halogenated derivatives of hydrocarbons
• 2904 — Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated
• 2905 — Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2906 — Cyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2907 — Phenols; phenol-alcohols
• 2908 — Halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols
• 2909 — Ethers, ether-alcohols, ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2910 — Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2911 — Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2912 — Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde
• 2913 — Halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912
• 2914 — Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2915 — Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2916 — Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2917 — Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2918 — Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2919 — Phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2920 — Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives
• 2921 — Amine-function compounds
• 2922 — Oxygen-function amino-compounds
• 2923 — Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined
• 2924 — Carboxyamide-function compounds; amide-function compounds of carbonic acid
• 2925 — Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds
• 2926 — Nitrile-function compounds
• 2927 — Diazo-, azo- or azoxy-compounds
• 2928 — Organic derivatives of hydrazine or of hydroxylamine
• 2929 — Compounds with other nitrogen function
• 2930 — Organo-sulphur compounds
• 2931 — Other organo-inorganic compounds
• 2932 — Heterocyclic compounds with oxygen hetero-atom(s) only
• 2933 (current)
• 2934 — Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds
• 2935 — Sulphonamides
• 2936 — Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent
• 2937 — Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones
• 2938 — Glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
• 2939 — Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
• 2940 — Sugars, chemically pure, other than sucrose, lactose, maltose, glucose and fructose; sugar ethers, sugar acetals and sugar esters, and their salts, other than products of heading 2937, 2938 or 2939
• 2941 — Antibiotics
• 2942 — Other organic compounds