2,5-Dimethyl-1,4-benzoquinone from Japan
2,5-Dimethyl-1,4-benzoquinone is a simple alkyl-substituted quinone used in organic synthesis and as a biochemical probe. HTS 2914.69.90.00 classification as 'other' quinone with characteristic oxygen-carbonyl functions. Precursor to vitamins and coenzymes.
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
• Sublimes at room temperature; ship in sealed containers under nitrogen
• CoA must specify substitution pattern (2,5- vs 2,6- isomers)
• Light-sensitive; use opaque packaging for import