Sebacic Acid Monomethyl Ester from Japan
Monomethyl sebacate is a half-ester of sebacic acid used in specialty polyester synthesis and pharmaceutical intermediates. Falls under HTS 2917.13.00.90 as an 'other' sebacic acid derivative, qualifying as a chemically defined acyclic polycarboxylic acid ester.
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
• Distinguish from diesters via HPLC certificate; monoester purity critical for 2917 classification
• Pharma intermediate imports require DMF filing or equivalent quality documentation
• Avoid generic 'sebacic derivatives' description; specify exact ester on entry summary