Cas no 229639-48-9 ((3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid)

(3S)-3-(tert-Butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid is a chiral intermediate widely used in peptide synthesis and pharmaceutical research. The compound features a tert-butoxycarbonyl (Boc) protecting group, ensuring selective deprotection under mild acidic conditions, which enhances synthetic flexibility. Its indole moiety enables incorporation into biologically active molecules, particularly in the development of tryptophan-derived peptides and small-molecule therapeutics. The carboxylic acid functionality allows for further derivatization via amidation or esterification. This high-purity building block is valued for its stereochemical stability and compatibility with solid-phase peptide synthesis (SPPS). Its structural properties make it suitable for applications in drug discovery and medicinal chemistry, particularly in targeting neurological and oncological pathways.
(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid structure
229639-48-9 structure
Product Name:(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid
CAS No:229639-48-9
MF:C17H22N2O4
MW:318.367584705353
MDL:MFCD01862938
CID:254559
PubChem ID:57647240
Update Time:2025-10-28

(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid Chemical and Physical Properties

Names and Identifiers

    • 1H-Indole-3-butanoicacid, b-[[(1,1-dimethylethoxy)carbonyl]amino]-,(bS)-
    • (S)-3-((tert-Butoxycarbonyl)amino)-4-(1H-indol-3-yl)butanoicacid
    • (3S)-4-(1H-indol-3-yl)-3-[(2-methylpropan-2-yl)oxycarbonylamino]butanoic acid
    • 1H-Indole-3-butanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-, (βS)-
    • Boc-L-beta-homotryptophan
    • Boc-L-beta-HTrp-OH
    • BOC-L-?-HOMOTRYPTOPHAN
    • Boc-L-β-Homo-Trp-OH
    • Boc-L-β-HomoTrp-OH
    • Boc-L-β-homotryptophan
    • N-Beta-Boc-L-Homotryptophan
    • Boc-β-HoMotrp-OH
    • (3S)-3-[[[(1,1-Dimethylethyl)oxy]carbonyl]amino]-4-(1H-indol-3-yl)butanoic acid
    • (S)-3-((tert-Butoxycarbonyl)amino)-4-(1H-indol-3-yl)butanoic acid
    • AK162609
    • Boc-beta-Homotrp-OH
    • Boc-??3-HTrp-OH
    • Boc-??3-Trp-OH
    • Boc-L-beta-Homo-Trp-OH
    • (S)-Boc-??-Trp
    • 1H-Indole-3-butanoic acid, beta-[[(1,1-dimethylethoxy)carbonyl]amino]-, (betaS)-
    • (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid
    • CS-0154489
    • Boc-b-HoTrp-OH
    • A816449
    • DTXSID40375825
    • AC-22097
    • (S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid
    • AKOS024462373
    • DS-7833
    • Boc-Trp-(C#CH2)OH
    • SCHEMBL5467203
    • MFCD01862938
    • Boc-beta-Homotrp-OH, >=98.0% (TLC)
    • 229639-48-9
    • (3S)-3-[(tert-butoxycarbonyl)amino]-4-(1H-indol-3-yl)butanoic acid
    • Boc-
    • A-Homotrp-OH
    • MDL: MFCD01862938
    • Inchi: 1S/C17H22N2O4/c1-17(2,3)23-16(22)19-12(9-15(20)21)8-11-10-18-14-7-5-4-6-13(11)14/h4-7,10,12,18H,8-9H2,1-3H3,(H,19,22)(H,20,21)/t12-/m0/s1
    • InChI Key: TUZZBYOOQVPWSG-LBPRGKRZSA-N
    • SMILES: O(C(N[C@H](CC(=O)O)CC1=CNC2C=CC=CC1=2)=O)C(C)(C)C

Computed Properties

  • Exact Mass: 318.15800
  • Monoisotopic Mass: 318.158
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 3
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 23
  • Rotatable Bond Count: 7
  • Complexity: 433
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • XLogP3: 2.6
  • Topological Polar Surface Area: 91.4

Experimental Properties

  • Color/Form: Brown powder.
  • Density: 1.235±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 137-138 oC
  • Boiling Point: 550.1°Cat760mmHg
  • Flash Point: 286.5°C
  • Refractive Index: 1.593
  • Solubility: Very slightly soluble (0.19 g/l) (25 o C),
  • PSA: 91.42000
  • LogP: 3.46930
  • Solubility: Not determined

(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid Security Information

  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • HazardClass:IRRITANT

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(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid Production Method

(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid Suppliers

Amadis Chemical Company Limited
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(CAS:229639-48-9)(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid
Order Number:A816449
Stock Status:in Stock
Quantity:5g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 05:05
Price ($):249.0

Additional information on (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid

Compound CAS No 229639-48-9: (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic Acid

The compound CAS No 229639-48-9, also known as (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid, is a highly specialized organic molecule with significant potential in the fields of medicinal chemistry and drug discovery. This compound is characterized by its unique structure, which combines a tert-butoxycarbonyl (Boc) protecting group, an indole moiety, and a butanoic acid backbone. The (S)-configuration at the chiral center further adds to its complexity and biological relevance.

Recent studies have highlighted the importance of indole-containing compounds in medicinal chemistry due to their ability to modulate various biological targets, including kinases, proteases, and G-protein coupled receptors (GPCRs). The presence of the indole ring in (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid suggests potential applications in the development of novel therapeutic agents. For instance, researchers have explored the role of indole derivatives in targeting cancer cells by inhibiting key enzymes involved in cell proliferation and apoptosis.

The tert-butoxycarbonyl (Boc) group in this compound serves as a protective group during synthetic processes, ensuring stability and facilitating further modifications. This feature makes CAS No 229639-48-9 a valuable intermediate in the synthesis of more complex molecules. Recent advancements in peptide synthesis and solid-phase synthesis have further underscored the utility of Boc-containing compounds in constructing bioactive molecules with precise stereochemistry.

One of the most intriguing aspects of (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid is its potential as a precursor for peptide-based drugs. The butanoic acid backbone provides a flexible platform for incorporating additional functional groups, enabling the design of molecules with enhanced pharmacokinetic properties. For example, researchers have demonstrated that similar compounds can be optimized for improved solubility, bioavailability, and metabolic stability—critical factors for successful drug candidates.

Moreover, the chiral center at position 3 introduces stereochemical diversity, which is essential for modulating biological activity. Stereoisomers often exhibit vastly different pharmacological profiles, making this compound a promising candidate for enantioselective drug design. Recent studies have emphasized the importance of chirality in drug development, particularly in targeting specific receptors or enzymes with high selectivity.

In terms of applications, CAS No 229639-48-9 has shown promise in preclinical models for treating neurodegenerative diseases such as Alzheimer's disease and Parkinson's disease. The indole moiety has been linked to anti-inflammatory and neuroprotective effects, while the Boc group ensures stability during administration. Emerging research also suggests that this compound may play a role in modulating mitochondrial function and reducing oxidative stress—key mechanisms underlying neurodegenerative conditions.

Another area of interest is the use of (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid as a building block for constructing macrocyclic compounds. Macrocycles are increasingly being explored for their ability to bind large biological targets, such as proteins and nucleic acids. By incorporating this compound into macrocyclic frameworks, researchers can potentially develop novel agents for treating infectious diseases or autoimmune disorders.

From a synthetic perspective, the preparation of CAS No 229639-48-9 involves multi-step processes that highlight modern organic chemistry techniques. The use of enantioselective catalysis and convergent synthesis strategies ensures high yields and excellent stereochemical control. These methods are not only efficient but also scalable, making them suitable for industrial applications.

In conclusion, (3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid represents a versatile and biologically relevant compound with wide-ranging applications in drug discovery and chemical synthesis. Its unique structure, combined with cutting-edge research findings, positions it as a valuable tool for advancing therapeutic development across multiple disease areas.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:229639-48-9)(3S)-3-(tert-butoxycarbonylamino)-4-(1H-indol-3-yl)butanoic acid
A816449
Purity:99%
Quantity:5g
Price ($):249.0
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