5,5-Diethylbarbituric Acid Intermediate from China
No, this is specifically barbituric acid itself. Let me correct: Pure barbituric acid used as precursor for synthesizing 5,5-diethylbarbituric acid (barbital). Classified under HTS 2933.52.1000 as the unsubstituted malonylurea meeting chapter 29 requirements for separate chemically defined compounds.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Document intended use as chemical intermediate to distinguish from finished pharmaceuticals
• Comply with DEA precursor chemical reporting requirements for barbiturate synthesis
• Ensure packaging prevents moisture absorption which affects reactivity