High-Purity O-Pinacolyl Methylphosphonochloridate (99%+) from United States
High-purity O-Pinacolyl methylphosphonochloridate (99%+) is an ultra-pure halogenated organo-phosphorus compound used in precision organic synthesis. Its structure features a phosphorus atom bonded to chlorine, a methyl group, and a pinacolyl ester group, qualifying it under tariff item 2931.59.00 for other halogenated organo-phosphorous derivatives.
Duty Rate — United States → Canada
0%
Import Tips
• Ultra-pure grades require a certificate of analysis to substantiate the 99%+ purity claim
• Confirm that the product is a separate chemically defined compound with no added substances beyond permitted stabilizers
• Check whether an import permit is required under Canadian chemical controls