</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

3-Methoxyphenol (m-Guaiacol) from Japan

m-Guaiacol (3-methoxyphenol) is an isomeric ether-phenol used in pharmaceutical synthesis and as a resin intermediate. Classified under HTS 2909.50.4500 per additional U.S. note 3 to section VI for chemically defined ether-phenols. Its meta-substitution pattern provides unique reactivity profiles.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Differentiate from p-guaiacol via HPLC isomer separation data

Provide vapor pressure data for proper hazard classification

Confirm <1% o-guaiacol isomer content for specification compliance