3-Nitro-2-butanol from Mexico
3-Nitro-2-butanol is a nitrated secondary alcohol used as a chiral building block in pharmaceutical intermediates. It falls under HTS 2905.59.90.00 as an 'other' nitrated acyclic alcohol derivative, acyclic per Chapter notes despite stereocenters. The nitro group provides characteristic reactivity.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6094.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify enantiomeric excess (%ee) and optical rotation in COA for chirality documentation
• Use Type IBC intermediate bulk containers for optimal hazard classification
• Confirm no metal coordination per Chapter 29 note 2(C)(3) for pure organic status