2,4-Thiazolidinedione from Japan
2,4-Thiazolidinedione is the core structure for glitazone antidiabetic drugs such as pioglitazone, featuring a saturated thiazolidine ring (hydrogenated thiazole). Its unfused thiazole ring, whether or not hydrogenated, is the basis for classification under tariff item 2934.10.00. This chemically defined compound is imported in bulk for pharmaceutical synthesis.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm whether the product is used as an intermediate in drug manufacturing, as this may require compliance with Health Canada regulations
• Provide a certificate of analysis to verify the chemical structure and purity for CBSA classification
• If importing for research purposes, ensure the product is clearly labeled as such to avoid delays