2-(N,N-Diisopropylamino)ethanethiol from Japan
An organo-sulfur compound with isopropyl groups on the nitrogen atom, specifically 2-(N,N-diisopropylamino)ethanethiol. Classified under HTS 2930.90.92.22 due to its aminoethane-2-thiol structure with permitted isopropyl dialkyl substitution, excluded only dimethyl/diethyl forms. Commonly used in synthesis of thioether ligands and pharmaceutical precursors.
Duty Rate — Japan → 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
Import Tips
• Submit NMR or GC-MS spectra confirming isopropyl substitution to distinguish from excluded analogs
• Package with stabilizer if prone to oxidation; declare as UN2785 for hazardous thiol transport
• Verify not mixed with excluded isomers; pure compounds only qualify for this specific subheading