Cas no 144313-55-3 (H-Glu-otbu Hydrochloride)

H-Glu-otbu Hydrochloride is a protected derivative of glutamic acid, featuring a tert-butyl ester group at the carboxyl side chain and a free α-amino group. This compound is widely used in peptide synthesis as a building block, offering selective deprotection capabilities under mild acidic conditions. Its hydrochloride salt form enhances stability and solubility in organic solvents, facilitating efficient coupling reactions. The tert-butyl ester protection minimizes side reactions during peptide elongation, ensuring high purity in the final product. H-Glu-otbu Hydrochloride is particularly valuable in solid-phase and solution-phase peptide synthesis, where precise control over reactivity and orthogonal protection strategies are required.
H-Glu-otbu Hydrochloride structure
H-Glu-otbu Hydrochloride structure
Product Name:H-Glu-otbu Hydrochloride
CAS No:144313-55-3
MF:C9H18ClNO4
MW:239.69652223587
MDL:MFCD02684516
CID:64851
PubChem ID:44593756
Update Time:2025-06-11

H-Glu-otbu Hydrochloride Chemical and Physical Properties

Names and Identifiers

    • (S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid hydrochloride
    • H-Glu-OtBu.HCl
    • H-Glu-OtBu
    • H-Glu-OtBu · HCl
    • H-Glu-OtBu?HCl
    • L-Glutamic acid 1-tert-Butyl ester hydrochloride
    • L-Glutamic acid a-tert-butyl ester hydrochloride
    • GLUTAMIC ACID-OTBU HCL
    • H-GLU-OTBU HCL
    • H-glu-OtBu hydrochloride
    • H-L-Glu-OtBu
    • L-Glutamicacid, 1-(1,1-dimethylethyl) ester, hydrochloride (9CI)
    • MFCD02684516
    • l-glutamic acid alpha-t-butyl ester
    • AKOS015892884
    • L-Glutamic acid alpha-tert-butyl ester hydrochloride
    • L-Glutamic acid, 1-(1,1-dimethylethyl) ester, hydrochloride (1:1)
    • S-144313-55-3
    • (4S)-4-amino-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoic acid;hydrochloride
    • 144313-55-3
    • (4S)-4-AMINO-5-(TERT-BUTOXY)-5-OXOPENTANOIC ACID HYDROCHLORIDE
    • SCHEMBL2124740
    • AS-71888
    • FD21486
    • (s)-4-amino-5-(tert-butoxy)-5-oxopentanoic acid hcl
    • HY-W013428
    • CS-W014144
    • (S)-4-amino-5-tert-butoxy-5-oxopentanoic acid hydrochloride
    • L-Glu-OtBu*HCl
    • H-Glu-otbu Hydrochloride
    • MDL: MFCD02684516
    • Inchi: 1S/C9H17NO4.ClH/c1-9(2,3)14-8(13)6(10)4-5-7(11)12;/h6H,4-5,10H2,1-3H3,(H,11,12);1H/t6-;/m0./s1
    • InChI Key: RKBSTOCWFXYRNS-RGMNGODLSA-N
    • SMILES: Cl.O(C([C@H](CCC(=O)O)N)=O)C(C)(C)C

Computed Properties

  • Exact Mass: 239.09200
  • Monoisotopic Mass: 239.092
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 5
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 6
  • Complexity: 219
  • Covalently-Bonded Unit Count: 2
  • Defined Atom Stereocenter Count: 1
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 89.6A^2

Experimental Properties

  • Color/Form: No data available
  • Melting Point: No data available
  • Boiling Point: No data available
  • Flash Point: No data available
  • PSA: 89.62000
  • LogP: 2.02250
  • Vapor Pressure: No data available

H-Glu-otbu Hydrochloride 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%

H-Glu-otbu Hydrochloride Pricemore >>

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H-Glu-otbu Hydrochloride Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:144313-55-3)H-Glu-otbu Hydrochloride
Order Number:A808204
Stock Status:in Stock
Quantity:5g/25g
Purity:99%
Pricing Information Last Updated:Monday, 2 September 2024 16:06
Price ($):342.0/1546.0

Additional information on H-Glu-otbu Hydrochloride

Introduction to H-Glu-otbu Hydrochloride (CAS No. 144313-55-3)

H-Glu-otbu Hydrochloride, chemically known as N-t-butoxycarbonyl-L-glutamic acid hydrochloride, is a significant compound in the field of pharmaceutical and biochemical research. This compound, identified by its CAS number 144313-55-3, plays a crucial role in the synthesis of peptides and proteins due to its protective group for the amino group of glutamic acid. The presence of the N-t-butoxycarbonyl (Boc) group makes it an invaluable intermediate in the construction of complex biomolecules.

The Boc group is a well-established protecting group in organic synthesis, particularly in peptide chemistry. It provides stability to the amino group under various reaction conditions while allowing for selective deprotection when desired. This characteristic makes H-Glu-otbu Hydrochloride a preferred choice for researchers working on the solid-phase peptide synthesis (SPPS) method, which is widely used in the production of peptides and proteins.

In recent years, advancements in synthetic methodologies have led to the development of more efficient and scalable processes for peptide synthesis. H-Glu-otbu Hydrochloride has been utilized in these innovations, contributing to the rapid expansion of peptide-based therapeutics. The compound's stability and ease of handling under various conditions have made it a staple in many synthetic laboratories.

The hydrochloride salt form of this compound enhances its solubility in polar solvents, making it more versatile for different reaction conditions. This solubility advantage is particularly beneficial when working with polar organic solvents commonly used in peptide synthesis, such as dimethylformamide (DMF) and acetonitrile.

Recent studies have highlighted the importance of protecting groups in ensuring high yields and purity in peptide synthesis. H-Glu-otbu Hydrochloride has been shown to improve reaction efficiency by minimizing side reactions that can occur when using unprotected amino acids. This has led to increased interest in its use for large-scale peptide production.

The application of H-Glu-otbu Hydrochloride extends beyond basic peptide synthesis. It has been incorporated into more complex synthetic strategies, including the development of peptidomimetics and bioconjugates. These advanced applications leverage the stability provided by the Boc group to construct intricate molecular structures that mimic natural biomolecules or enhance their functionality.

The pharmaceutical industry has also benefited from the use of H-Glu-otbu Hydrochloride. Peptides derived from this compound have shown promise as therapeutic agents, with applications ranging from enzyme inhibitors to hormone mimetics. The ability to synthesize these peptides efficiently and with high purity is crucial for their development into effective drugs.

Research into novel synthetic routes continues to drive innovation in peptide chemistry. H-Glu-otbu Hydrochloride remains a key component in these efforts, providing a reliable starting material for constructing complex biomolecules. Its versatility and reliability make it an indispensable tool for both academic researchers and industrial chemists.

The future prospects for H-Glu-otbu Hydrochloride are promising, with ongoing research exploring new applications and synthetic methodologies. As our understanding of biomolecular structures and functions grows, so too will the demand for high-quality intermediates like this one. The continued refinement of peptide synthesis techniques will undoubtedly enhance its utility in various scientific disciplines.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:144313-55-3)H-Glu-otbu Hydrochloride
A808204
Purity:99%/99%
Quantity:5g/25g
Price ($):342.0/1546.0
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