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Quinoxaline from Canada

Quinoxaline features a benzene ring fused to pyrazine, used in organic electronics and antibiotic synthesis. Classified under HTS 2934.99.44.00 as aromatic heterocyclic compound. Exhibits biological activity against mycobacteria.

Duty Rate — Canada → United States

16.5%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

CAS 91-19-0 documentation essential for positive identification

Sublimes at 119°C - specify temperature-controlled shipping

Declare OLED/organic semiconductor applications if applicable