2,3-Dichloropropene from Mexico
2,3-Dichloropropene features both double bond and adjacent chlorine substituents on acyclic C3 chain. Pure chemically defined compound under HTS 2903.29.00.00. Intermediate for pharmaceutical synthesis and specialty polymer modifiers.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide NMR spectra confirming structure to distinguish from positional 1,3-isomer
• Declare as UN 2047 hazardous due to peroxide formation potential
• Ensure inhibitor levels appropriate for stabilizer per chapter note 2(f)