Ethyl Methyl Oxalate from Canada
Mixed ester ethyl methyl oxalate (CH3OOC-COO-C2H5) used as specialty solvent and intermediate. Covered by HTS 2917.11.00.00 as oxalic acid ester per chapter classification rules. Bp 165-170°C colorless liquid.
Duty Rate — Canada → United States
13.1%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• NMR spectrum confirms ester ratio; declare as specific mixed ester not simple mixture
• UN1993 flammable liquid; lower flash point (52°C) than symmetrical diesters
• Rare compound; provide synthesis route/method confirmation for customs verification