L-Phenylalanine
L-Phenylalanine is an essential aromatic amino acid explicitly named in HTS 2922.49.10.00, featuring both amino and carboxylic acid groups. Widely used in nutritional supplements, pharmaceuticals, and as a sweetener precursor (aspartame). Meets criteria for oxygen-function amino-acids.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing more than one kind of oxygen function
Amino-acids with multiple oxygen types (e.g., hydroxy) go to 2922.50.
If in finished dietary supplement tablets
Food supplements prepared for retail classify in Chapter 21.
If chemically modified into nucleotide precursors
Nucleic acid derivatives move to heading 2936.
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Import Tips & Compliance
• Specify L-enantiomer with optical rotation data (CAS 63-91-2)
• For food use, provide Kosher/Halal certs and amino acid purity >98.5%
• Segregate from D-isomer to avoid racemic mixture reclassification
Related Products under HTS 2922.49.10.00
p-Aminobenzoic Acid (PABA)
p-Aminobenzoic acid is an aromatic organic compound with both amino and carboxylic acid functional groups, explicitly listed under HTS 2922.49.10.00. It is commonly used in sunscreens, pharmaceuticals, and as a vitamin B10 precursor. This technical-grade chemical falls squarely within the heading for oxygen-function amino-acids that are aromatic.
m-Aminobenzoic Acid, Technical Grade
m-Aminobenzoic acid (3-aminobenzoic acid) is a meta-substituted aromatic amino-acid specifically named in HTS 2922.49.10.00. The 'technical' grade indicates industrial purity for dye intermediates and chemical synthesis. Its oxygen-function amino-acid structure fits the aromatic 'other' category perfectly.
3,5-Diaminobenzoic Acid
3,5-Diaminobenzoic acid is an aromatic compound with two amino groups ortho to the carboxylic acid, explicitly covered by HTS 2922.49.10.00. Used in polymer synthesis and advanced materials. As an amino-acid with oxygen function, it matches the heading's chemical criteria.
Methyl Anthranilate
Methyl anthranilate is the methyl ester of o-aminobenzoic acid (anthranilic acid), specifically listed in HTS 2922.49.10.00 for amino-acid esters. It serves as a grape flavoring agent and fragrance in perfumes. Esters classify with the parent acid per Chapter Note 3(A).
2-Ethylamino-5-Sulfobenzoic Acid
2-Ethylamino-5-sulfobenzoic acid is a substituted aromatic amino-acid listed under HTS 2922.49.10.00, with sulfonic acid as additional function but classified here. Used in dye manufacturing. The sulfonated derivative retains amino-acid priority.
β-(β-Methoxyethoxyethyl)-4-Aminobenzoate
This complex amino-acid ester, β-(β-Methoxyethoxyethyl)-4-aminobenzoate, is explicitly named in HTS 2922.49.10.00. Features amino group and esterified benzoic acid for specialty coatings. Fits as aromatic oxygen-function amino-compound.