Resorcinol Monomethyl Ether Derivative from Canada

Selective mono-methyl ether of resorcinol used in pharmaceutical synthesis, but classified under HTS 2907.21.00.00 only if structurally equivalent to parent resorcinol. Typically derivatives shift to other headings.

Duty Rate — Canada → United States

15.5%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Obtain binding ruling for ether derivatives claiming resorcinol parent classification

Provide NMR spectra confirming phenolic OH retention for polyphenol status

Declare exact substitution pattern to distinguish from symmetrical ethers