Isobutyryl Chloride from Mexico
Isobutyryl chloride, derived from isobutyric acid, acts as a key intermediate in polymer and pharmaceutical production. HTS 2915.90.50.10 covers it as a branched-chain saturated acyclic monocarboxylic acid chloride. Its classification adheres to chapter rules for halides.
Duty Rate — Mexico → United States
13.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Confirm isomer purity to distinguish from straight-chain analogs in statistical reporting
• Register with US Agent for TSCA if foreign manufacturer
• Monitor for fuming characteristics requiring specialized ventilation in transport