US Customs Ruling (CROSS)
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Issuing Country : UNITED STATES
Date Of Issue : 2020-06-22T00:00:00
Aspartic acid, N,N- bis-, tetraethyl ester
Aspartic acid, N,N-(methylenedi-4,1-cyclohexanediyl) bis-, tetraethyl ester (CAS # 136210-30-5). The subject product is called Aspartic acid, N,N-(methylenedi-4,1-cyclohexanediyl) bis-, tetraethyl ester (CAS # 136210-30-5). It is an aromatic amino acid ester. It is also known as diethyl 2-[[4-[[4-[(1,4-diethoxy-1 4-dioxobutan-2-yl) amino]cyclohexyl]methyl]cyclohexyl]amino] butanedioate, and Desmophen LS 2973. You describe it as a “specific non-polymerized chemical” which is used to make the polyaspartic urethane coatings.
Description : Aspartic acid, N,N- bis-, tetraethyl ester
Please importantly note that only the relevant portion of the related US Ruling (Cross) is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
Source : US Customs Ruling (CROSS)
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