1-Phenyl-3-pyrazolidinone Drug Intermediate from China
1-Phenyl-3-pyrazolidinone is a hydrazine derivative used as an intermediate in the synthesis of anti-inflammatory drugs such as phenylbutazone. It is a chemically defined organic compound with a pyrazolidinone ring. This product falls under tariff item 2928.00.00 as an organic derivative of hydrazine, given its hydrazine-based structure.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the product's end use as a drug intermediate, which may affect classification under chapter 29 versus other chapters
• Provide a detailed chemical structure and synthesis pathway for CBSA review
• Check if the product is subject to controlled substances regulations if used in pharmaceutical manufacturing