U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2933.59.7000
$87.0M monthly imports
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Ruling Age
31 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-29 · Updates monthly
The tariff classification of O-Methoxyphenyl Piperazine (CAS No. 5464-78-8) from France.
NY 807614 April 2, 1995 CLA-2-29:S:N:N7:239 807614 CATEGORY: Classification TARIFF NO.: 2933.59.7000 Mr. Edmund J. Corboy Austin Chemical Company, Inc. 1565 Barclay Boulevard Buffalo Grove, Illinois 60089 RE: The tariff classification of O-Methoxyphenyl Piperazine (CAS No. 5464-78-8) from France. Dear Mr. Corboy: In your letter dated February 23, 1995, you requested a tariff classification ruling for O-methoxyphenyl piperazine (Chemical Name - 1-(2-methoxyphenyl) piperazine, which you stated is a pharmaceutical intermediate. CAS 5464-78-8 is for the monohydrochloride salt and CAS 35386-24-4 is for the base. The applicable subheading will be 2933.59.7000, Harmonized Tariff Schedule of the United States (HTS), which provides for heterocyclic compounds with nitrogen hetero-atom(s) only; nucleic acids and their salts: compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure; nucleic acids and their salts: other. The rate of duty will be 12.8 percent ad valorem. This ruling is being issued under the provisions of Section 177 of the Customs Regulations (19 C.F.R. 177). A copy of this ruling letter should be attached to the entry documents filed at the time this merchandise is imported. If the documents have been filed without a copy, this ruling should be brought to the attention of the Customs officer handling the transaction. Sincerely, Jean F. Maguire Area Director New York Seaport