Isobutyramide from Mexico
Isobutyramide ((CH3)2CHCONH2) is a branched acyclic amide used in fragrance synthesis. Falls under HTS 2924.19.11 as non-aromatic acyclic amide. Meets purity standards for chapter 29.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Validate branched vs linear isomer via GC-MS; ensure IFRA compliance for fragrance use; avoid stabilizer additions per note (f)