2,2-Dimethyl-1,3-dioxolan-4-ylmethanol from Mexico
This protected glycerol derivative (solketal analog) serves as a pharmaceutical intermediate. Chemically defined glycerol ether under HTS 2909.49.20.00. Used in antiviral synthesis.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%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
• Chiral purity (ee%) documentation essential for pharma use
• Store cool; provide stability data for transport
• Avoid mixtures that trigger 3824 chemical prep classification