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Home > Biochemical Engineering > Amino Acids and Derivatives (Find 4202 items)

Amino Acids and Derivatives

(S)-N-(5-AMINO-1-CARBOXYPENTYL)IMINODIACETIC ACID HYDRATE

(113231-05-3)
A nitrilotriacetic acid derivative used as a metal chelating adsorbent for metal ion affinity chromatography. This method can be used for identification and rapid one-step purification of gene products expressed as fusion proteins with an oligo-histidine tag. The oligo-histidine tag serves as a high affinity binding sequence for the purification of fusion proteins via a metal chelating absorbent such as N-(5-Amino-1-carboxypentyl)iminodiacetic acid.Also soluble in DMSO:DMF 1:1 and DMSO:CH2Cl2 1

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1-METHYL-D-TRYPTOPHAN

(110117-83-4)
Indoleamine 2,3-dioxygenase (IDO) metabolizes tryptophan to kynurenine, leading to the production of NAD+ via the kynurenine pathway. The overexpression of IDO in tumors and tumor-draining lymph nodes induces immune tolerance and enhances tumor growth in vivo. 1-methyl-D-Tryptophan is an inhibitor of IDO (IC50 = 7 μM) that is effective in vivo. In mice, 1-methyl-D-tryptophan prevents T-cell anergy triggered by dendritic cells overexpressing IDO. It augments the antitumor and antiviral immunoresp

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BOC-ALA-N(OCH3)CH3

(87694-49-3)
Reduced by LiAlH4 to give the corresponding Boc-amino acid aldehyde.

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Quisqualic acid

(52809-07-1)
An amino acid that is able to function as an agonist at multiple excitatory amino acidreceptor substrates in the central nervous system.It also has high affinity for the kainate, AMPA and the metabotropic receptors.Inhibits the Ca2+/Cl-dependent glutamicacid uptake system in brain synaptic plasma membrane preparations.

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(±)-o-Tyrosine

(2370-61-8)
A precursor in the formation of catecholamines

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1H-Indole-3-propanamide, α-amino-, hydrochloride (1:1), (αS)-

(5022-65-1)
An amino acid amide used as a substrate for studying the action of aminopeptidase enzyme.Note: The isomerD,L-Tryptophanamide, Hydrochloride is also available as Catalogue Number T89550

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Amino acids are organic compounds containing basic amino groups and acidic carboxyl groups. The hydrogen atoms on the carbon atoms of carboxylic acids are replaced by amino groups. Amino acid derivatives are substances composed of amino acids through a series of reactions. Various substances in the body, such as epinephrine and thyroid hormone, are amino acid derivatives.

Frequently Asked Questions

What are Amino Acids and Derivatives used for in the pharmaceutical industry?

Amino Acids and Derivatives serve as essential building blocks in the synthesis of peptides, proteins, and active pharmaceutical ingredients (APIs). They are widely used in drug formulation, nutritional supplements, and as chiral intermediates in asymmetric synthesis. Certain derivatives also function as prodrugs or enhance drug bioavailability, making them critical in modern therapeutic development.

How do I ensure the quality of Amino Acids and Derivatives from a supplier?

To ensure high quality, verify that the supplier complies with international standards such as ISO, GMP, and REACH. Request Certificates of Analysis (CoA), review their quality control protocols, and confirm they perform rigorous testing for purity, enantiomeric excess (for chiral amino acids), and residual solvents. Reputable suppliers also provide traceability documentation and stability data.

What are common applications of Amino Acid Derivatives in biotechnology?

Amino Acid Derivatives are extensively used in biotechnology for peptide synthesis, enzyme inhibitors, cell culture media, and as components in diagnostic reagents. They also play roles in developing biosimilars, vaccine adjuvants, and targeted drug delivery systems due to their biocompatibility and structural versatility.

Are natural and synthetic Amino Acids interchangeable in pharmaceutical formulations?

Not always. While both can be chemically identical, regulatory pathways, impurity profiles, and sourcing documentation differ significantly. Natural amino acids derived from fermentation may carry biological contaminants, whereas synthetic versions offer higher batch-to-batch consistency. Regulatory agencies often require justification for interchangeability based on safety and efficacy data.

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