p-Tert-Butylphenyl Glycidyl Ether
This aromatic epoxyether contains a tert-butyl substituted phenyl ring linked to a glycidyl epoxide group, qualifying under HTS 2910.90.20.00 due to its three-membered ring and aromatic structure. Commonly used as a viscosity modifier in high-performance epoxy systems for electronics.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified primarily by alcohol function
Compounds with both epoxy and significant alcohol functions may classify under earlier oxygen-heterocyclic headings.
If containing additional heterocyclic rings
Multi-ring heterocyclic oxygen compounds shift to Chapter 29 subchapter III.
If put up as pesticide intermediate
Epoxides used in pesticide manufacture may classify under Chapter 38 disinfectants.
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Import Tips & Compliance
• Include structural formula and molecular weight on import docs to distinguish from simple alkyl glycidyl ethers
• Confirm REACH/ TSCA registration status for substituted aromatic epoxides
• Label shipments with GHS hazard pictograms for skin sensitizers and epoxide hazards
Related Products under HTS 2910.90.20.00
Glycidyl Phenyl Ether
Glycidyl phenyl ether is an aromatic epoxyether featuring a three-membered epoxide ring attached to a phenyl group, making it a classic example of products under HTS 2910.90.20.00. It is widely used as a reactive diluent in epoxy resin formulations for coatings, adhesives, and composites.
1,2-Epoxy-3-Phenoxypropane
Also known as phenyl glycidyl ether, this compound features an aromatic phenoxy group attached to a three-membered epoxide ring via propane linkage, fitting HTS 2910.90.20.00 criteria. Essential for modifying epoxy resin properties in aerospace composites and electrical laminates.
4-Vinylcyclohexene Dioxide
This diepoxide contains an aromatic-like cyclohexene ring system with two three-membered epoxide rings, classified aromatic under HTS 2910.90.20.00. Used in advanced composites and high-temperature adhesives for automotive applications.
9,10-Epoxy Stearic Acid Phenyl Ester
An aromatic epoxy ester featuring a phenyl ester group and internal epoxide ring on the stearic chain backbone, meeting HTS 2910.90.20.00 aromatic epoxide criteria. Applied as a plasticizer-stabilizer in PVC flooring and coatings.
Naphthalene Epoxyether
This fused-ring aromatic system bears a three-membered epoxide functionality, qualifying under HTS 2910.90.20.00. Primarily used as a reactive monomer in specialty photoresist formulations and optical materials.
Brominated Bisphenol A Diglycidyl Ether
A halogenated aromatic diepoxide derived from tetrabromobisphenol A, featuring two three-membered glycidyl rings, classified under HTS 2910.90.20.00. Essential for flame-retardant epoxy laminates in printed circuit boards.