Dioxolane
Dioxolane is a five-membered heterocyclic ring compound containing two oxygen hetero-atoms, classified under HTS 2932.99.70.00 as an aromatic heterocyclic compound with oxygen hetero-atoms only. It is commonly used as a solvent and intermediate in organic synthesis.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-aromatic structure
Non-aromatic heterocyclic compounds with oxygen hetero-atoms fall under the 'other' subheading.
If classified primarily as ether
Certain cyclic ethers may be classified in heading 2909 if not specifically heterocyclic under chapter 29 notes.
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Import Tips & Compliance
• Provide detailed chemical composition and CAS number on commercial invoice for accurate classification
• Include Safety Data Sheets (SDS) to verify it's not excluded under chapter notes for specific uses
• Check for stabilizer additions that might affect classification under chapter note (f)
Related Products under HTS 2932.99.70.00
1,4-Dioxane
1,4-Dioxane is a six-membered heterocyclic ring with two oxygen atoms in 1,4-positions, aromatic heterocyclic compound under HTS 2932.99.70.00. Widely used as an industrial solvent despite regulatory concerns.
Tetrahydrofuran (THF)
Tetrahydrofuran is a five-membered heterocyclic ether with one oxygen hetero-atom, classified as aromatic heterocyclic under HTS 2932.99.70.00. Essential solvent in pharmaceutical and polymer manufacturing.
Morpholine
Morpholine is a six-membered heterocyclic compound with one oxygen and one nitrogen hetero-atom, but classified under oxygen-only heterocycles per HTS hierarchy 2932.99.70.00 when oxygen function predominates. Used in rubber vulcanization and corrosion inhibition.
Furan
Furan is a five-membered aromatic heterocyclic compound with one oxygen hetero-atom, specifically classified under HTS 2932.99.70.00. Used as solvent and in resin production.
2,5-Furandicarboxylic Acid
2,5-Furandicarboxylic acid (FDCA) is an aromatic heterocyclic oxygen compound with carboxylic acid groups, classified under HTS 2932.99.70.00. Bio-based alternative to terephthalic acid for PET production.
Gamma-Butyrolactone (GBL)
Gamma-butyrolactone is a five-membered lactone ring heterocyclic with oxygen hetero-atom, aromatic under HTS 2932.99.70.00. Used as solvent and precursor to GHB.