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Pharmaceutical Grade Meprobamate API from Japan

High-purity meprobamate active pharmaceutical ingredient (API) for compounding tranquilizer formulations. Precisely classified in HTS 2924.11.00.00 as the exclusive subheading for meprobamate (INN), covering acyclic amides and carbamates without chapter exclusions. Used solely as chemically defined organic compound.

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%

Import Tips

Declare exact CAS number (57-53-4) and molecular formula C9H18N2O4 on entry to match INN definition and prevent reclassification

For bulk imports (>25kg), use tamper-evident HDPE drums; avoid anticaking agents that could imply specific use per note (g)