Benzyl Alpha-D-Mannopyranoside from China
Benzyl alpha-D-mannopyranoside serves as a protecting group reagent in oligosaccharide synthesis, featuring a benzyl ether linkage to mannose. It qualifies for HTS 2940.00.60.00 as a chemically pure sugar ether not covered by headings 2937-2939 or the excluded simple sugars. Primarily used in pharmaceutical intermediate production.
Duty Rate — China → United States
43.3%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include detailed synthetic pathway documentation to prove sugar ether structure; Verify benzyl group content doesn't trigger Chapter 29 halide/sulfonate derivative rules; Use proper refrigerated shipping for moisture-sensitive compounds