4-Ethylguaiacol Pure Compound from Japan
4-Ethylguaiacol is a chemically defined ether-phenol compound with the molecular formula C9H12O2, featuring a guaiacol structure with an ethyl substituent at the 4-position. It falls under HTS 2909.50.10.00 as a specific ether-phenol derivative listed in the tariff schedule. This aromatic compound is primarily used as a flavor and fragrance intermediate in food and cosmetic industries.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide Certificate of Analysis (CoA) confirming 99%+ purity and chemical identity to avoid misclassification as mixtures
• Declare exact CAS number (2785-89-9) and IUPAC name on commercial invoice for customs verification
• Ensure proper HAZMAT labeling as it's a flammable liquid; common pitfall is inadequate SDS documentation