1-Chloro-2-methylpropan-2-ol from China
1-Chloro-2-methylpropan-2-ol is a branched, halogenated tertiary alcohol used in fragrance synthesis and as a protecting group. Classified in HTS 2905.59.90.00 for 'other' halogenated acyclic alcohol derivatives, its acyclic chain and OH group qualify per Chapter 29 notes. Distinct from straight-chain chlorohydrins.
Duty Rate — China → United States
137.5%
Rate breakdown
9903.04.6094.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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
• Validate branched structure with molecular formula C4H9ClO documentation
• Monitor for peroxide formation; include inhibitor certificates if stabilized
• Avoid bulk packaging over 30L drums to prevent 'preparations' reclassification