4-(4-Methylphenyl)butyric Acid
4-(p-Tolyl)butyric acid featuring para-methyl substituted phenyl ring, qualifying as aromatic butanoic acid under HTS 2915.60.10.00. Used in synthesis of non-steroidal anti-inflammatory drug intermediates.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with additional naphthyl functions
Polycyclic aromatic acid derivatives classify under later headings per numerical order rule.
If amino acid derivatives
If containing amino functions on aromatic ring, classifies as amino-acid function compounds.
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Import Tips & Compliance
• Provide substitution pattern confirmation via HPLC; declare as DEA List I chemical if applicable; ensure no narcotic precursor misclassification
Related Products under HTS 2915.60.10.00
Sodium Phenylbutyrate
Sodium phenylbutyrate is the sodium salt of 4-phenylbutanoic acid, an aromatic saturated acyclic monocarboxylic acid. It falls under HTS 2915.60.10.00 as a salt of an aromatic butanoic acid, fitting Chapter 29 note (C)(1) for inorganic salts of organic acid-function compounds classified with the parent acid. Used primarily in medical treatments for urea cycle disorders.
4-Phenylbutyric Acid
4-Phenylbutyric acid (C6H5(CH2)3COOH) is a saturated acyclic monocarboxylic butanoic acid with an aromatic phenyl substituent. Classified under HTS 2915.60.10.00 as an aromatic derivative of butanoic acid per heading 2915 structure. Used in chemical synthesis and as a histone deacetylase inhibitor.
Methyl 4-Phenylbutyrate
Methyl 4-phenylbutyrate is the methyl ester of 4-phenylbutanoic acid, an aromatic butanoic acid ester. Falls under HTS 2915.60.10.00 per Chapter 29 note classifying esters with the parent acid-function compound occurring last in numerical order. Used as fragrance intermediate and flavoring agent.
Ethyl 4-Phenylbutyrate
Ethyl ester of 4-phenylbutyric acid, specifically classified with the parent aromatic butanoic acid under HTS 2915.60.10.00 per Chapter 29 note (B) for ethyl esters. Common in flavor and fragrance industry as apple-like aroma compound.
Calcium 4-Phenylbutyrate
Calcium salt of 4-phenylbutanoic acid, classified as aromatic butanoic acid salt under HTS 2915.60.10.00 following Chapter 29 note (C)(1). Used in nutritional supplements and pharmaceutical formulations.
4-Phenylbutyryl Chloride
Acid chloride derivative of 4-phenylbutanoic acid, classified with parent aromatic acid under HTS 2915.60.10.00 per Chapter 29 note (E). Reactive intermediate for ester and amide synthesis in organic chemistry.