Musk Ketone (4-tert-Butyl-2,6-Dimethyl-3,5-Dinitroacetophenone) from China
Musk ketone, chemically 4-tert-butyl-2,6-dimethyl-3,5-dinitroacetophenone, is a synthetic nitro-aromatic ketone used in perfumery for long-lasting musk fragrance. It qualifies for HTS 2914.79.10.00 as an explicitly named artificial musk, an aromatic nitrated ketone derivative.
Duty Rate — China → United States
40.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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)
Import Tips
• Declare IFRA compliance and concentration limits due to regulatory scrutiny on nitro musks
• Provide GC-MS analysis to confirm identity and distinguish from mixtures
• Watch REACH/TSCA restrictions; document end-use as fragrance intermediate