2928.00.30.00/1-Phenyl-3-pyrazolidinone Drug Intermediate/Japan

1-Phenyl-3-pyrazolidinone Drug Intermediate from Japan

1-Phenyl-3-pyrazolidinone is a hydrazine derivative used as intermediate in synthesis of anti-inflammatory pyrazolone drugs like phenylbutazone. Falls under HTS 2928.00.30.00 as a drug intermediate essential for pharmaceutical production.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Document synthetic pathway showing conversion to FDA-approved drug actives

• Maintain batch records traceable to GMP facilities

• Beware veterinary drug applications requiring separate FDA-CVM clearance