1-Phenyl-3-methyl-5-pyrazolone from Japan
A pyrazole derivative used as a key intermediate in the synthesis of photographic developers and dyes. This aromatic heterocyclic compound contains an unfused pyrazolone ring structure, qualifying it under HTS 2933.19.30 for photographic chemicals with pyrazole rings.
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 detailed chemical analysis certificates confirming pyrazole ring structure and aromatic modification for proper Chapter 29 classification
• Include end-use documentation specifying photographic chemical applications to avoid reclassification under dye headings
• Ensure compliance with TSCA pre-manufacture notification if used beyond photographic applications