Isobutyl Methyl Ether from Mexico
Isobutyl methyl ether is a branched acyclic ether from isobutanol and methanol, employed as a specialty solvent. Classified under HTS 2909.19.18.00 as 'other' acyclic ethers of monohydric alcohols per Chapter 29 note (a). Its structure excludes classification with polyhydric derivatives.
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 refractive index and boiling point data matching specification
• Declare branched vs linear isomer clearly on customs documentation
• Ensure compatibility with stainless steel storage to prevent reactions