Dimethyl acetyl succinate; Oxalacetic acid diethyl ester, sodium salt; 4,4,4-Trifluoro-3-oxobutanoic acid, ethyl ester; and 4,4,4-Trifluoro-3-oxobutanoic acid, methyl ester
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives: > Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: > Other: > Dimethyl acetyl succinate; Oxalacetic acid diethyl ester, sodium salt; 4,4,4-Trifluoro-3-oxobutanoic acid, ethyl ester; and 4,4,4-Trifluoro-3-oxobutanoic acid, methyl ester
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 2918.30.70.00
Dimethyl Acetyl Succinate
Dimethyl acetyl succinate is a chemically defined organic compound featuring carboxylic acid esters with a ketone function, classifying it under HTS 2918.30.70.00 as a specific product in the category of carboxylic acids with aldehyde or ketone function. It serves as a key intermediate in organic synthesis for pharmaceuticals and fine chemicals.
Oxalacetic Acid Diethyl Ester Sodium Salt
This sodium salt of oxalacetic acid diethyl ester is an explicitly listed compound under HTS 2918.30.70.00, qualifying as a derivative of carboxylic acids with ketone function per chapter notes on salts. It is used in biochemical research and as a precursor in aspartic acid synthesis.
Ethyl 4,4,4-Trifluoro-3-oxobutanoate
Ethyl 4,4,4-trifluoro-3-oxobutanoic acid ester, or ethyl trifluoroacetoacetate, is a halogenated keto-ester explicitly named in HTS 2918.30.70.00 for its carboxylic acid with ketone function and fluorinated derivative status. Widely used in agrochemical and pharmaceutical synthesis.
Methyl 4,4,4-Trifluoro-3-oxobutanoate
Methyl ester of 4,4,4-trifluoro-3-oxobutanoic acid, listed under HTS 2918.30.70.00 as a specific fluorinated keto-ester with carboxylic acid oxygen function and ketone group. Employed in fluorinated building blocks for medicinal chemistry.
Dimethyl Acetyl Succinate Technical Grade
Technical grade dimethyl acetyl succinate meets HTS 2918.30.70.00 as a chemically defined compound with impurities allowed per chapter note (a). Used in polymer and resin production.
Ethyl Trifluoroacetoacetate Stabilized
Stabilized ethyl 4,4,4-trifluoro-3-oxobutanoate under HTS 2918.30.70.00 with added anticaking agent for transport per note (f). Prevents enol-keto tautomerism in storage.
Oxalacetic Acid Diethyl Ester Sodium Salt Hydrate
Hydrated form remains classified under HTS 2918.30.70.00 as water-dissolved product per note (d) for listed compounds. Used in enzyme studies.
Methyl 4,4,4-Trifluoro-3-oxobutanoate 98% Pure
High-purity methyl trifluoroacetoacetate explicitly under HTS 2918.30.70.00 as chemically defined with minor impurities allowed.