1-(4-Methoxyphenyl)-3-methylpyrazole from Japan
1-(4-Methoxyphenyl)-3-methylpyrazole features methoxy-substituted aromatic ring attached to unfused pyrazole, fitting HTS 2933.19.43.00. Ether functionality secondary to pyrazole classification per chapter notes. Used in medicinal chemistry.
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
• Quantify methoxy group via GC-MS; avoid 'anisole derivative' descriptions; ensure batch consistency documentation