2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid, ethyl ester (technical grade)
Technical grade of the specifically named halogenated aromatic β-keto ester in HTS 2918.30.1500, used in agrochemical synthesis. Qualifies due to precise matching of chemical definition and absence of other oxygen functions per chapter provisions.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing sulfur directly linked to carbon
Organo-sulfur compounds shift to heading 2930 per chapter note excluding sulfonated derivatives from other headings.
If for the corresponding free acid form
Free carboxylic acids without ester group classify in 2918.21, prior to ester provisions.
If formulated as pesticide intermediate > specific purity
Pesticide products/herbicides containing this as active ingredient classify in Chapter 38.
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Import Tips & Compliance
• Comply with EPA TSCA import certification; attach for all containers
• Refrigerated shipping (<10°C) required—document temperature logs
• Avoid reclass to 2918.90 by providing structural formula confirmation
Related Products under HTS 2918.30.15.00
2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid, ethyl ester
This is a specific aromatic carboxylic acid ester featuring a ketone function and halogen substitutions, precisely matching the chemical structure defined in HTS 2918.30.1500. It serves as a key intermediate in pharmaceutical synthesis, particularly for fluorinated drug candidates, and falls under this heading due to its β-keto ester functionality without other oxygen groups.
Ethyl 2-keto-4-phenylbutanoate
An aromatic β-keto ester with a phenyl-substituted chain, explicitly listed under HTS 2918.30.1500 as a carboxylic acid with ketone function but no other oxygen groups. Used primarily as a synthetic intermediate in organic chemistry and drug development for its reactivity in C-C bond formations.
Ethyl 2-keto-4-phenylbutanoate (98% purity, pharma grade)
High-purity version of the named compound under HTS 2918.30.1500, supplied as a pale yellow oil for pharmaceutical intermediate applications. Its aromatic ketone-acid ester structure fits chapter notes for classification in the last occurring heading for such oxygen functions.
Mixture of 2-Chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester isomers
Isomeric mixture of the named compound per chapter note (b), classified under HTS 2918.30.1500 as it matches the core structure with ketone and ester functions on aromatic base. Used in stereoselective synthesis for chiral pharmaceuticals.