U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2918.30.2500
$3.6M monthly imports
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Ruling Age
26 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-30 · Updates monthly
The tariff classification of 2-Oxo-4-phenylbutanoic acid ethyl ester (CAS # 64920-29-2) from France
NY E84461 July 27, 1999 CLA-2-29:RR:NC:2:240 E84461 CATEGORY: Classification TARIFF NO.: 2918.30.2500 Mr. Joseph J. Chivini Austin Chemical Company, Inc. 1565 Barclay Boulevard Buffalo Grove, Illinois 60089 RE: The tariff classification of 2-Oxo-4-phenylbutanoic acid ethyl ester (CAS # 64920-29-2) from France Dear Mr. Chivini: In your letter dated July 1, 1999, you requested a tariff classification ruling. The applicable subheading for 2-Oxo-4-phenylbutanoic acid ethyl ester, also known as Ethyl 2-oxo-4-phenylbutyrate, will be 2918.30.2500, Harmonized Tariff Schedule of the United States (HTS), which provides for Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Aromatic: Other: Products described in additional U.S. note 3 to section VI….. Pursuant to General Note 13 to the Harmonized Tariff Schedule, this product will be free of duty. This ruling is being issued under the provisions of Part 177 of the Customs Regulations (19 C.F.R. 177). A copy of the ruling or the control number indicated above should be provided with the entry documents filed at the time this merchandise is imported. If you have any questions regarding the ruling, contact National Import Specialist Stephanie Joseph at 212-637-7066. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division