Isobutyronitrile from Mexico
Isobutyronitrile ((CH3)2CHCN) is a branched aliphatic nitrile used in fine chemical synthesis and extractive distillation. HTS 2926.90.5050 as other nitrile-function compound, chemically pure organic per Chapter 29. Lower boiling point than n-isomer makes it preferred solvent.
Duty Rate — Mexico → United States
0%
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
• Distinguish from propanenitrile via branched chain documentation
• Peroxide formation risk requires inhibitor declaration
• GC purity >99.5% typical for .5050 statistical reporting