3-Acetylindole from China
3-Acetylindole contains a ketone functionality at position 3 of the indole structure, classified under HTS 2933.99.0500 with the heterocycle taking precedence over ketone classification. Important intermediate for alkaloid synthesis.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.60100%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
Import Tips
• Ketone function (2914) does not override specifically named heterocyclic compound
• Provide melting point (170-174°C) and spectroscopic data for identity confirmation
• Common misclassification as 'other ketones'; emphasize indole structure in documentation