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Home > Biochemical Engineering > Amino Acids and Derivatives (Find 4204 items)

Amino Acids and Derivatives

D-Thyroxine

(51-49-0)
One of the thyroid hormones involved in the maintenance of metabolic homeostasis. Synthesized and stored as amino acid residues of thyroglobulin, the major protein component of the thyroid follicular colloid. Synthesis and secretion are regulated by the pituitary hormone (TSH). Deiodinated in peripheral tissues to the active metabolite, liothyronine. The D-form has very little activity as a thyroid hormone, but has been used to treat hyperlipidemia.

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Brivanib alaninate

(649735-63-7)
BMS-582664 is an oral VEGFR/FGFR inhibitor for VEGFR2, Flk1, VEGFR1 and FGFR1 with IC50 of 25 nM, 89 nM, 380 nM and 148 nM, respectively.

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Phospho-L-tyrosine

(21820-51-9)
O-Phospho-L-tyrosine is used in the study of tyrosine-phosphorylation, which has been linked to the malignant transformation of cells by various RNA tumor viruses. Plays a role in signal transduction.

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cis-4-Hydroxy-D-proline hydrochloride

(77449-94-6)
Cis-4-Hydroxy-D-proline belongs to the class of organic compounds known as proline and derivatives. Proline and derivatives are compounds containing proline or a derivative thereof resulting from a reaction of proline at the amino group or the carboxyl group, or from the replacement of any hydrogen of glycine by a heteroatom. cis-4-Hydroxy-D-proline is a substrate that may be used to study the specificity and kinetics of D-alanine dehydrogenase.

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2-Methyl-L-serine

(16820-18-1)
A potential chiral building blocks for the synthesis of different α -methyl α -amino acids.

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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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