Aromatic Cyclic Carbamate CM-42 from Japan
CM-42 is an aromatic cyclic carbamate derivative functioning as a ureine, used in medicinal chemistry for CNS drug development. HTS 2924.21.4500 covers 'other' aromatic ureines/cyclic amides, compliant with Chapter 29 notes on carboxyamide functions and exclusions for hormones (2937).
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Label with GHS hazard pictograms; ureines often irritants requiring proper shipping papers
• Single-ingredient only; admixtures trigger mixture rules and potential 3824 classification