sec-Butyl Chloride from Mexico
sec-Butyl chloride (2-chlorobutane) is a saturated chlorinated derivative of acyclic hydrocarbons, specifically a secondary alkyl chloride with the formula CH3-CHCl-CH2-CH3. It falls under HTS 2903.19.30.00 as it matches the exact subheading for this chemically defined compound. Primarily used as a solvent and intermediate in organic synthesis.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide detailed chemical analysis (NMR, GC-MS) confirming sec-butyl chloride purity and isomer identity to avoid misclassification as n-butyl chloride
• Include Safety Data Sheet (SDS) and UN shipping papers for proper hazmat declaration as Class 3 flammable liquid
• Verify container compatibility with chlorinated solvents to prevent degradation during transport