Butynediol Butyl Ether from Mexico
2-Butynediol monobutyl ether retains one free OH and one butyl ether on dihydric butynediol. Acyclic ether-alcohol of polyhydric alcohol for HTS 2909.19.60.00. Specialty intermediate with acetylenic functionality.
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
• Triple bond hydrogenation stability testing required
• Reactive intermediate; inhibitor specification needed
• Copper stabilization for acetylenic alcohols