The tariff classification of THIQ-B (CAS 77497-97-3) from England.

NY 813047 July 28, 1995 CLA-2-29:S:N:N7:239 813047 CATEGORY: Classification TARIFF NO.: 2933.40.6000 Mr. Joseph J. Chivini Austin Chemical Company, Inc. 1565 Barclay Blvd. Buffalo Grove, IL 60089-4537 RE: The tariff classification of THIQ-B (CAS 77497-97-3) from England. Dear Mr. Chivini: In your letter dated July 9, 1995 you requested a tariff classification ruling THIQ-B Tetrahydroisoquinoline-3-Carboxylic Tosyl Salt. The applicable subheading will be 2933.40.6000, 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 quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused: 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