1-Naphthol-4-methoxy (4-Methoxy-1-naphthol) from Japan
4-Methoxy-1-naphthol is a naphthol ether derivative used in dye manufacturing and as a pharmaceutical intermediate. This chemically defined ether-phenol is specifically included under HTS 2909.50.4500 per additional U.S. note 3 to section VI. Its fused ring structure with ether-phenol functionality defines its tariff classification.
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 NMR spectrum and reference standard comparison for structural confirmation
• Include safety data sheet (SDS) detailing flash point and handling precautions for phenol ethers
• Verify no azo-coupling capability that might trigger classification under Chapter 32 dyes