Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives > Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives
Duty Rate (from China)
Products classified under Tariff item 2918.30
1-(2-Hydroxyphenyl)-1,3-butanedione
1-(2-Hydroxyphenyl)-1,3-butanedione is a 1,3-diketone with an ortho-hydroxyphenyl substituent, providing ketone and phenolic oxygen functions. It is classified under tariff item 2918.30.00 as an aromatic compound with ketone and additional oxygen functions.
2918.30.002,4-Dihydroxyacetophenone
2,4-Dihydroxyacetophenone is a dihydroxy aromatic ketone with multiple oxygen functions beyond the ketone group. It is classified under tariff item 2918.30.00 as an aromatic compound with ketone and additional oxygen functions.
2918.30.002,4-Dihydroxybenzophenone
2,4-Dihydroxybenzophenone is an aromatic ketone with two phenolic hydroxy groups, used as a UV absorber in sunscreens and as a polymer stabilizer. It is classified under tariff item 2918.30.00 as a carboxylic acid with ketone function, specifically an aromatic derivative with additional oxygen functions.
2918.30.002-(4-Formylphenyl)acetic Acid Methyl Ester
2-(4-Formylphenyl)acetic acid methyl ester is a chemically defined aromatic compound containing both an aldehyde and an ester function. It falls under tariff item 2918.30.00 as a carboxylic acid with an aldehyde function, without other oxygen functions beyond the ester group.
2918.30.002-(4-Hydroxyphenyl)-2-oxoacetic Acid
2-(4-Hydroxyphenyl)-2-oxoacetic acid is an aromatic glyoxylic acid derivative with a phenol group. It is classified under tariff item 2918.30.00 as a carboxylic acid with ketone function and additional oxygen.
2918.30.002-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid, ethyl ester
2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester is a chemically defined aromatic compound with a ketone function and halogen substitutions, along with an ester group. It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester.
2918.30.002-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid, ethyl ester (technical grade)
Technical grade 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester is a chemically defined compound with ketone and ester functions, used in agrochemical synthesis. It qualifies under 2918.30.00 as a carboxylic acid with ketone function, with impurities allowed per Chapter 29 Note 1(a).
2918.30.002-Hydroxy-1-(4-methoxyphenyl)ethan-1-one
2-Hydroxy-1-(4-methoxyphenyl)ethan-1-one is an aromatic alpha-hydroxy ketone with a methoxy substituent, featuring ketone and multiple oxygen functions. It is classified under tariff item 2918.30.00 as an aromatic compound with ketone and additional oxygen functions.
2918.30.002-Hydroxy-4-(2-hydroxyethoxy)benzophenone
2-Hydroxy-4-(2-hydroxyethoxy)benzophenone is a benzophenone derivative with two hydroxy groups and an ethoxy linkage, used as a reactive UV absorber in coatings and adhesives. It falls under tariff item 2918.30.00 as an aromatic ketone with additional oxygen functions.
2918.30.002-Hydroxyacetophenone
2-Hydroxyacetophenone is an aromatic ketone with an ortho-hydroxy group, providing both ketone and phenolic oxygen functions. It is classified under tariff item 2918.30.00 as an aromatic compound with ketone and additional oxygen functions.
2918.30.002-Ketobutyric Acid
2-Ketobutyric acid is an alpha-keto acid with a four-carbon chain, containing a carboxylic acid group and a ketone function at the second carbon. As a separate chemically defined organic compound with no other oxygen functions, it falls squarely within tariff item 2918.30.00, which covers carboxylic acids with ketone function.
2918.30.002-Oxoglutaric Acid (Alpha-Ketoglutaric Acid)
2-Oxoglutaric acid, also known as alpha-ketoglutaric acid, is a dicarboxylic acid with a ketone group at the second carbon. It is a separate chemically defined organic compound, and its structure contains no oxygen functions other than the carboxylic acids and ketone, placing it in tariff item 2918.30.00.
2918.30.003-(4-Hydroxyphenyl)-3-oxopropanoic Acid
3-(4-Hydroxyphenyl)-3-oxopropanoic acid is a beta-keto acid with a para-hydroxyphenyl group, used as a synthesis intermediate. It is classified under tariff item 2918.30.00 as an aromatic ketone-acid with additional oxygen functions.
2918.30.003-Ketobutyric Acid
3-Ketobutyric acid is a beta-keto acid with a carboxylic acid group and a ketone function at the third carbon. Despite its instability, it is a separate chemically defined organic compound and is classified under tariff item 2918.30.00 as a carboxylic acid with ketone function and no other oxygen groups.
2918.30.004-(2-Hydroxybenzoyl)benzoic Acid
4-(2-Hydroxybenzoyl)benzoic acid is a benzophenone dicarboxylic acid with a hydroxy group, featuring multiple oxygen functions. It is classified under tariff item 2918.30.00 as an aromatic ketone-acid with additional oxygen functions.
2918.30.004-Benzoylbenzoic Acid
4-Benzoylbenzoic acid combines a benzoic acid moiety with a benzoyl ketone group, used in pharmaceutical intermediates and liquid crystal applications. It is classified under tariff item 2918.30.00 as a carboxylic acid with ketone function and additional oxygen.
2918.30.004-(Diethylamino)benzophenone
4-(Diethylamino)benzophenone is an aromatic amino-ketone used as a photoinitiator in inks and UV-curable resins. It is classified under tariff item 2918.30.00 as an aromatic ketone with additional oxygen functions, despite the amino substituent.
2918.30.004-Formylphenylacetic Acid Methyl Ester USP Grade
4-Formylphenylacetic acid methyl ester USP grade is a high-purity version of the chemically defined compound with aldehyde and ester functions. It qualifies under 2918.30.00 as a carboxylic acid with aldehyde function, meeting pharmaceutical standards for drug intermediates.
2918.30.004'-Hydroxyacetophenone
4'-Hydroxyacetophenone features a para-hydroxy group attached to an acetophenone structure, combining ketone and hydroxy oxygen functions aromatically. It is classified under tariff item 2918.30.00 as an aromatic compound with ketone and additional oxygen functions.
2918.30.004-Hydroxybenzophenone
4-Hydroxybenzophenone is an aromatic ketone with a phenolic hydroxy group, used as a UV absorber in plastics and coatings. It falls under tariff item 2918.30.00 as an aromatic compound with ketone and additional oxygen functions.
2918.30.004-Hydroxyphenylglyoxylic Acid
4-Hydroxyphenylglyoxylic acid is an aromatic compound bearing both hydroxy and alpha-keto acid (glyoxylic) functions, making it a carboxylic acid with a ketone function but no other oxygen-containing groups. It is a separate chemically defined organic compound, as required by Chapter 29 Note 1(a), and is used as an intermediate in pharmaceutical and fine chemical synthesis.
2918.30.004-Hydroxyphenylpyruvic Acid
4-Hydroxyphenylpyruvic acid is a keto acid with an aromatic ring, a hydroxy group, a carboxylic acid, and a ketone function. It is a separate chemically defined compound, and while it has a hydroxy group, the ketone and carboxylic acid functions are the defining features, placing it in tariff item 2918.30.00.
2918.30.005-Oxohexanoic Acid
5-Oxohexanoic acid is a carboxylic acid with a ketone function at the fifth carbon of a six-carbon chain. It is a separate chemically defined organic compound with no other oxygen functions, and it is classified under tariff item 2918.30.00 as a carboxylic acid with ketone function.
2918.30.009-Fluorenone-2-Carboxylic Acid
9-Fluorenone-2-carboxylic acid is a fluorenone derivative with a carboxylic acid group at position 2, used in advanced materials and OLED synthesis. It is classified under tariff item 2918.30.00 as an aromatic ketone-carboxylic acid.
2918.30.00Acetoacetic Acid
Acetoacetic acid is a beta-keto acid with a carboxylic acid group and a ketone function. It is a separate chemically defined organic compound, and although it is unstable, it is classified under tariff item 2918.30.00 as a carboxylic acid with ketone function and no other oxygen groups.
2918.30.00CAS 70288-50-1 Methyl 4-Formylphenylacetate
CAS 70288-50-1 Methyl 4-formylphenylacetate is a pure methyl ester of 4-formylphenylacetic acid, a separate chemically defined aromatic compound with aldehyde and ester functions. It is classified under 2918.30.00 as a carboxylic acid with aldehyde function without other oxygen functions.
2918.30.00Dimethyl Acetyl Succinate
Dimethyl acetyl succinate is a chemically defined organic compound with two ester groups and a ketone function. It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester groups.
2918.30.00Dimethyl Acetyl Succinate Technical Grade
Dimethyl acetyl succinate technical grade is a chemically defined compound with ketone and ester functions, used in polymer and resin production. It qualifies under 2918.30.00 as a carboxylic acid with ketone function, with impurities allowed per Chapter 29 Note 1(a).
2918.30.00Ethyl 2-keto-4-phenylbutanoate
Ethyl 2-keto-4-phenylbutanoate is a chemically defined aromatic β-keto ester with a ketone function and an ester group. It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester.
2918.30.00Ethyl 2-keto-4-phenylbutanoate (98% purity, pharma grade)
Ethyl 2-keto-4-phenylbutanoate (98% purity, pharma grade) is a high-purity version of the chemically defined β-keto ester with ketone and ester functions. It qualifies under 2918.30.00 as a carboxylic acid with ketone function, meeting pharmaceutical standards for intermediates.
2918.30.00Ethyl 4,4,4-Trifluoro-3-oxobutanoate
Ethyl 4,4,4-trifluoro-3-oxobutanoate is a halogenated keto-ester with a ketone function and an ester group, along with fluorine substitutions. It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester.
2918.30.00Ethyl Trifluoroacetoacetate Stabilized
Ethyl trifluoroacetoacetate stabilized is ethyl 4,4,4-trifluoro-3-oxobutanoate with an added stabilizer for preservation or transport, per Chapter 29 Note 1(f). It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester.
2918.30.00Methyl 2-(4-Formylphenyl)acetate
Methyl 2-(4-formylphenyl)acetate is a chemically defined aromatic compound with both aldehyde and ester functions. It falls under 2918.30.00 as a carboxylic acid with aldehyde function, without other oxygen functions beyond the ester group.
2918.30.00Methyl 4,4,4-Trifluoro-3-oxobutanoate
Methyl 4,4,4-trifluoro-3-oxobutanoate is a fluorinated keto-ester with a ketone function and an ester group. It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester.
2918.30.00Methyl 4,4,4-Trifluoro-3-oxobutanoate 98% Pure
Methyl 4,4,4-trifluoro-3-oxobutanoate, also known as methyl trifluoroacetoacetate, is a chemically defined ester of a carboxylic acid with a ketone function. The fluorine atoms are directly bonded to carbon, and the compound contains no other oxygen functions beyond the ester and ketone, satisfying the scope of heading 29.18 and tariff item 2918.30.00.
2918.30.00Michler's Ketone (4,4'-Bis(dimethylamino)benzophenone)
Michler's ketone (4,4'-bis(dimethylamino)benzophenone) is a diaryl ketone with two dimethylamino groups, used as a photosensitizer and dye intermediate. It is classified under tariff item 2918.30.00 as an aromatic ketone with additional oxygen functions.
2918.30.00Mixture of 2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester isomers
Mixture of 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester isomers is a mixture of isomers of the same organic compound, per Chapter 29 Note 1(b). It falls under 2918.30.00 as a carboxylic acid with ketone function, without other oxygen functions beyond the ester.
2918.30.00Oxalacetic Acid Diethyl Ester Sodium Salt
Oxalacetic acid diethyl ester sodium salt is a sodium salt of a carboxylic acid ester with a ketone function. Under Chapter 29 Note 5(C)(1), inorganic salts of organic compounds are classified in the heading appropriate to the organic compound, which here is the keto ester, placing it in tariff item 2918.30.00.
2918.30.00Oxalacetic Acid Diethyl Ester Sodium Salt Hydrate
Oxalacetic acid diethyl ester sodium salt hydrate is the hydrated form of the sodium salt, where water molecules are bound within the crystal structure. Chapter 29 Note 1(d) allows products dissolved in water, and the hydrate is treated as the same compound, so it remains classified under tariff item 2918.30.00.
2918.30.00p-Formylphenylacetic Acid Methyl Ester Technical Grade
p-Formylphenylacetic acid methyl ester technical grade is a chemically defined aromatic compound with aldehyde and ester functions, used in chemical manufacturing. It qualifies under 2918.30.00 as a carboxylic acid with aldehyde function, with impurities allowed per Chapter 29 Note 1(a).