Methylsuccinic Acid from Japan
Methylsuccinic acid (2-methylbutanedioic acid), an important intermediate in fine chemical synthesis. Classified as acyclic polycarboxylic acid under HTS 2917.19.70.50. Chemically defined compound with defined substitution pattern.
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
• Include chiral specification if enantiomerically pure
• Common misclassification as 'succinic acid derivative' - specify exact structure
• Ensure <0.1% heavy metals for pharmaceutical intermediate use