Base
8967871994-06-17New YorkClassification

The tariff classification of FMOC-L-Alanine, FMOC-Aspartic Acid (O-t-butyl), FMOC-L-Serine (O-t-butyl), FMOC-L-Histidine (Trityl) and FMOC-L-Arginine (PMC) from China

U.S. Customs and Border Protection · CROSS Database · 3 HTS codes referenced

Cross-Source Intelligence

Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-30 · Updates monthly

Summary

The tariff classification of FMOC-L-Alanine, FMOC-Aspartic Acid (O-t-butyl), FMOC-L-Serine (O-t-butyl), FMOC-L-Histidine (Trityl) and FMOC-L-Arginine (PMC) from China

Ruling Text

NY 896787 June 17, 1994 CLA-2-29:S:N:N7:240 896787 CATEGORY: Classification TARIFF NO.: 2924.29.4400; 2933.29.3000; 2935.00.7000 Ms. Sally Shen Venus InterTrade Co. P.O. Box 4946 San Luis Obispo, CA 93403 RE: The tariff classification of FMOC-L-Alanine, FMOC-Aspartic Acid (O-t-butyl), FMOC-L-Serine (O-t-butyl), FMOC-L-Histidine (Trityl) and FMOC-L-Arginine (PMC) from China Dear Ms. Shen: In your letter dated April 4, 1994, you requested a tariff classification ruling. The applicable HTS subheadings and duty rates for the above products are as follows: PRODUCT HTS RATE OF DUTY FMOC-L-Alanine 2924.29.4400 13.5 percent CAS # 35661-39-3 ad valorem FMOC-L-Asparatic Acid 2924.29.4400 13.5 percent (O-t-butyl) ad valorem CAS # 71989-14-5 FMOC-L-Serine (O-t-butyl) 2924.29.4400 13.5 percent CAS # 71969-33-8 ad valorem FMOC-L-Histidine (Trityl) 2933.29.3000 13.5 percent CAS # 128545-09-5 ad valorem FMOC-L-Arginine (PMC) 2935.00.7000 13.5 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 already been filed, this ruling should be brought to the attention of the Customs officer handling the transaction. Sincerely, Jean F. Maguire Area Director New York Seaport