4-Methoxyphenol (Mequinol) from Japan
4-Methoxyphenol, also known as mequinol, is an ether-phenol used in dermatological treatments for hyperpigmentation and as a polymerization inhibitor. Classified under HTS 2909.50.4500 per additional U.S. note 3 to section VI as a chemically defined ether-phenol derivative. Its phenolic ether structure fits the chapter's specific organic compound criteria.
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
• Provide HPLC purity certificate (>98%) and CAS (150-76-5) documentation for proper HTS verification
• Include end-use statement specifying pharmaceutical or polymer applications to prevent misclassification
• Comply with TSCA notification for new chemical import if exceeding annual thresholds