2934.10.90.00/2,4-Thiazolidinedione/Canada

2,4-Thiazolidinedione from Canada

2,4-Thiazolidinedione serves as the core structure for glitazone antidiabetic drugs like pioglitazone, featuring a saturated thiazolidine ring (hydrogenated thiazole). Classifies under HTS 2934.10.90.00 as 'other' thiazole ring compounds including hydrogenated forms per heading description.

Duty Rate — Canada → United States

6.5%

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
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Import Tips

• Verify tautomer stability with HPLC; declare keto-enol equilibrium state

• Include downstream synthesis pathway documentation for legitimate pharmaceutical use

• Monitor DEA precursor chemical status for controlled substance analogs

2,4-Thiazolidinedione from Canada — Import Duty Rate | HTS 2934.10.90.00