3-Amino-3-methyl-1-butyne from Mexico
3-Amino-3-methyl-1-butyne is a specific acyclic monoamine compound featuring an amino group attached to a butyne chain with a methyl substituent. It falls under HTS 2921.19.31.00 as one of the explicitly named amine-function compounds in this subheading. This chemical is used as an intermediate in pharmaceutical synthesis and organic reactions.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide Safety Data Sheets (SDS) and Certificate of Analysis confirming purity and identity as 3-Amino-3-methyl-1-butyne to match HTS 2921.19.31.00 exactly
• Declare as a specific named compound; mislabeling as 'other amines' risks reclassification to higher-duty 2921.19.90
• Comply with TSCA registration and ensure packaging meets UN hazardous material standards for transport