Cas no 32795-52-1 ((S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid)

(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid is a chiral non-proteinogenic amino acid derivative featuring an ethoxy-substituted phenyl group. Its structural specificity, particularly the (S)-configuration at the α-carbon, makes it valuable in asymmetric synthesis and pharmaceutical research. The ethoxy group enhances solubility in organic solvents while maintaining compatibility with peptide coupling conditions. This compound serves as a key intermediate in the development of bioactive molecules, including enzyme inhibitors and receptor modulators. Its high enantiomeric purity and well-defined stereochemistry ensure reproducibility in synthetic applications. The aromatic ether moiety also provides a handle for further functionalization, broadening its utility in medicinal chemistry and material science.
(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid structure
32795-52-1 structure
Product Name:(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid
CAS No:32795-52-1
MF:C11H15NO3
MW:209.241703271866
MDL:MFCD06809894
CID:304405
PubChem ID:11275812
Update Time:2025-06-09

(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid Chemical and Physical Properties

Names and Identifiers

    • (S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid
    • 4-Ethoxyphenylalanine
    • L-Tyrosine, O-ethyl-
    • O-ETHYL-L-TYROSINE
    • 4-Ethoxy-L-phenylalanin
    • O-Aethyl-L-tyrosin
    • 3-(p-Ethoxyphenyl)-L-alanine
    • NSC 44162
    • NSC-44162
    • AKOS012010903
    • F79000
    • CS-0433812
    • (2S)-2-amino-3-(4-ethoxyphenyl)propanoic acid
    • 32795-52-1
    • AM808151
    • A875513
    • F10H9YA9VI
    • UNII-F10H9YA9VI
    • SCHEMBL158881
    • Z-Tyr(Et)-OH
    • AC-26597
    • RMYPEYHEPIZYDJ-JTQLQIEISA-N
    • DB-371668
    • MDL: MFCD06809894
    • Inchi: 1S/C11H15NO3/c1-2-15-9-5-3-8(4-6-9)7-10(12)11(13)14/h3-6,10H,2,7,12H2,1H3,(H,13,14)/t10-/m0/s1
    • InChI Key: RMYPEYHEPIZYDJ-JTQLQIEISA-N
    • SMILES: O(CC)C1C=CC(=CC=1)C[C@@H](C(=O)O)N

Computed Properties

  • Exact Mass: 209.10500
  • Monoisotopic Mass: 209.10519334g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 5
  • Complexity: 200
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 1
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: -0.8
  • Topological Polar Surface Area: 72.6?2

Experimental Properties

  • Density: 1.175±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 236 oC
  • Solubility: Slightly soluble (13 g/l) (25 o C),
  • PSA: 72.55000
  • LogP: 1.74000

(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid Customs Data

  • HS CODE:2922509090
  • Customs Data:

    China Customs Code:

    2922509090

    Overview:

    2922509090. Other amino alcohol phenols\Amino acid phenols and other oxygenated amino compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:AB. MFN tariff:6.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, The color of ethanolamine and its salt should be reported, The package of ethanolamine and its salt shall be declared

    Regulatory conditions:

    A.Customs clearance form for Inbound Goods
    B.Customs clearance form for outbound goods

    Inspection and quarantine category:

    R.Sanitary supervision and inspection of imported food
    S.Sanitary supervision and inspection of exported food

    Summary:

    2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid Pricemore >>

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Additional information on (S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid

Comprehensive Overview of (S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid (CAS No. 32795-52-1)

(S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid, with the CAS number 32795-52-1, is a specialized amino acid derivative that has garnered significant attention in pharmaceutical and biochemical research. This compound, often referred to as a non-proteinogenic amino acid, is structurally characterized by an ethoxy-substituted phenyl group attached to the alpha-carbon of the amino acid backbone. Its unique structure makes it a valuable intermediate in the synthesis of peptide-based therapeutics and enzyme inhibitors.

The growing interest in (S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid is driven by its potential applications in drug discovery and medicinal chemistry. Researchers are particularly intrigued by its role in modulating biological pathways related to inflammation and metabolic disorders. Recent studies have explored its utility as a chiral building block for designing targeted therapies, aligning with the current trend toward personalized medicine.

One of the most frequently searched questions about CAS 32795-52-1 revolves around its synthesis methods and purity standards. High-performance liquid chromatography (HPLC) and nuclear magnetic resonance (NMR) spectroscopy are commonly employed to ensure the compound's optical purity and structural integrity. These analytical techniques are critical for meeting the stringent requirements of pharmaceutical-grade materials.

In the context of green chemistry, (S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid has also been studied for its potential to reduce synthetic waste. Innovations in catalytic asymmetric synthesis have enabled more efficient production routes, minimizing environmental impact. This aligns with the broader industry shift toward sustainable chemical processes, a topic frequently discussed in academic and industrial forums.

The compound's physicochemical properties, such as solubility and stability, are another area of interest. Its ethoxy group enhances lipophilicity, making it suitable for formulations requiring enhanced membrane permeability. These attributes are particularly relevant in the development of oral bioavailability enhancers, a hot topic in pharmacokinetics research.

From a commercial perspective, 32795-52-1 is often listed by suppliers specializing in fine chemicals and research reagents. Its pricing and availability are influenced by factors like batch size and custom synthesis requirements. For researchers seeking alternatives, derivatives such as (R)-enantiomers or halogen-substituted analogs are also available, expanding the scope of structure-activity relationship studies.

In summary, (S)-2-Amino-3-(4-ethoxyphenyl)propanoic acid (CAS No. 32795-52-1) represents a versatile tool in modern chemistry and drug development. Its applications span from peptide engineering to sustainable synthesis, reflecting the interdisciplinary nature of contemporary scientific inquiry. As demand for high-purity chiral compounds grows, this amino acid derivative is poised to remain a focal point of innovation.

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