# HTS 2932: Heterocyclic compounds with oxygen hetero-atom(s) only:

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Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=2932). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 2932: Heterocyclic compounds with oxygen hetero-atom(s) only:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 2932 | Heterocyclic compounds with oxygen hetero-atom(s) only: |  |  |  |  |
|  |   Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure: |  |  |  |  |
| 2932.11.00.00 |     Tetrahydrofuran | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.12.00.00 |     2-Furaldehyde (Furfuraldehyde) | Free |  | Free | kg |
| 2932.13.00.00 |     Furfuryl alcohol and tetrahydrofurfuryl alcohol | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.14.00.00 |     Sucralose | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.19 |     Other: |  |  |  |  |
| 2932.19.10.00 |       Aromatic | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.19.51.00 |       Other | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.20 |   Lactones: |  |  |  |  |
| 2932.20.05.00 |     Coumarin, methylcoumarins and ethylcoumarins | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 48% | kg |
|  |     Other: |  |  |  |  |
|  |       Aromatic: |  |  |  |  |
| 2932.20.10.00 |         Pesticides | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 64.5% | kg |
| 2932.20.20.00 |         Drugs | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 53% | kg |
|  |         Other: |  |  |  |  |
| 2932.20.25.00 |           4-Hydroxycoumarin | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
|  |           Other: |  |  |  |  |
| 2932.20.30.00 |           Products described in additional U.S. note 3 to section VI | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 53.5% | kg |
| 2932.20.45.00 |           Other | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
| 2932.20.50 |       Other | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% |  |
| 2932.20.50.10 |         Butyrolactone | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.20.50.20 |         Glucono-δ-lactone | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.20.50.30 |         Sodium erythorbate (Sodium isoascorbate) | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.20.50.50 |         Other | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
|  |   Other: |  |  |  |  |
| 2932.91.00.00 |     Isosafrole | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL, JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
| 2932.92.00.00 |     1-(1,3-Benzodioxol-5-yl)propan-2-one | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL, JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
| 2932.93.00.00 |     Piperonal (heliotropin) | 4.8% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 45% | kg |
| 2932.94.00.00 |     Safrole | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% | kg |
| 2932.95.00.00 |     Tetrahydrocannabinols (all isomers) | Free |  | 15.4¢/kg + 52% | kg |
| 2932.96.00.00 |     Carbofuran (ISO) | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 40% | kg |
| 2932.99 |     Other: |  |  |  |  |
|  |       Aromatic: |  |  |  |  |
|  |         Pesticides: |  |  |  |  |
| 2932.99.04.00 |           2,2-Dimethyl-1,3-benzodioxol-4-yl methylcarbamate (Bendiocarb) | Free |  | 15.4¢/kg + 40.5% | kg |
| 2932.99.08.00 |           2-Ethoxy-2,3-dihydro-3,3-dimethyl-5- benzofuranylmethanesulfonate | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 40.5% | kg |
| 2932.99.21.00 |           Other | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 40% | kg |
| 2932.99.32.00 |         Benzofuran (Coumarone); and Dibenzofuran (Diphenylene oxide) | Free |  | Free | kg |
| 2932.99.35.00 |         2-Hydroxy-3-dibenzofurancarboxylic acid | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 66.5% | kg |
| 2932.99.39.00 |         Benzoin tetrahydropyranyl ester; and Xanthen-9-one | 5.8% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 39.5% | kg |
| 2932.99.55.00 |         Bis-O-[(4-methylphenyl)methylene]-D- glucitol (Dimethyl benzylidene sorbitol); and Rhodamine 2C base | Free |  | 15.4¢/kg + 52% | kg |
|  |         Other: |  |  |  |  |
| 2932.99.61 |           Products described in additional U.S. note 3 to section VI | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 52% |  |
| 2932.99.61.10 |           3-(1,3-benzodioxol-5-yl)-2-methyloxirane-2- carboxylic acid (3,4-MDP-2-P-methyl glycidic acid), its salts and esters | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
| 2932.99.61.50 |           Other | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
| 2932.99.70.00 |           Other | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,L,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 52% | kg |
| 2932.99.90 |       Other | 3.7% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% |  |
| 2932.99.90.10 |         Glucosamine and its salts and esters | 3.7% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |
| 2932.99.90.90 |         Other | 3.7% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% | kg |