2942.00.50.00/Di-tert-butyl Dicarbonate (Boc2O)/Canada

Di-tert-butyl Dicarbonate (Boc2O) from Canada

Di-tert-butyl dicarbonate (Boc anhydride) is a protecting agent for amines in peptide synthesis, classified under HTS 2942.00.50.00 as 'other' organic compounds. This mixed anhydride features carbonate and carboxylate functionalities.

Duty Rate — Canada → United States

3.7%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Maintain storage below 25°C; include accelerated stability data for 6-month shelf life

• CAS 24424-99-5 and exact purity (>99%) must appear on all documentation

• Avoid classification confusion with pharmaceutical finished forms under Chapter 30

Di-tert-butyl Dicarbonate (Boc2O) from Canada — Import Duty Rate | HTS 2942.00.50.00