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• Solvents and Organic Chemicals Organic Compounds Organic acids and derivatives Carboxylic acids and derivatives Amino acids, peptides, and analogues Amino acids and derivatives

S-(2-Aminoethyl)-L-Cysteine Hydrochloride: A Comprehensive Overview

S-(2-Aminoethyl)-L-Cysteine Hydrochloride, also known by its CAS number 4099-35-8, is a compound of significant interest in the fields of biochemistry and pharmacology. This compound is a derivative of L-cysteine, a naturally occurring amino acid that plays a crucial role in various biological processes. The addition of the 2-aminoethyl group to the sulfur atom of cysteine introduces unique properties that make this compound valuable for research and potential therapeutic applications.

S-(2-Aminoethyl)-L-Cysteine Hydrochloride is structurally characterized by its sulfur atom bonded to an aminoethyl group (-CH?CH?NH?) and an L-cysteine backbone. This structure allows the compound to participate in various chemical reactions, particularly those involving thiol groups. Recent studies have highlighted its potential as a precursor for the synthesis of bioactive molecules, including peptides and antioxidants. Its hydrochloride form ensures stability and solubility in aqueous solutions, making it suitable for laboratory use.

The synthesis of S-(2-Aminoethyl)-L-Cysteine involves several steps, including the modification of cysteine through nucleophilic substitution or coupling reactions. Researchers have optimized these processes to achieve high yields and purity levels, which are critical for downstream applications. The compound's ability to form disulfide bonds has been explored in the context of protein engineering, where it serves as a building block for creating custom proteins with enhanced stability and functionality.

In terms of biological activity, L-Cysteine Hydrochloride derivatives like this compound have been studied for their roles in redox regulation and detoxification. The aminoethyl group enhances the compound's ability to scavenge reactive oxygen species (ROS), making it a promising candidate for antioxidant therapies. Recent findings suggest that it may also exhibit anti-inflammatory properties, further broadening its potential applications in medicine.

From an industrial perspective, S-(2-Aminoethyl)-L-Cysteine Hydrochloride is utilized in the production of food additives, pharmaceuticals, and cosmetics. Its role as a chelating agent has been leveraged in food preservation to prevent oxidative degradation of sensitive compounds. In cosmetics, it is used as an ingredient in anti-aging products due to its ability to protect against environmental stressors.

Advances in analytical techniques have enabled researchers to better understand the stereochemistry and reactivity of this compound. For instance, nuclear magnetic resonance (NMR) spectroscopy has provided insights into its conformational preferences, while mass spectrometry has facilitated its identification in complex mixtures. These tools are essential for ensuring the quality and consistency of the compound in commercial products.

In conclusion, S-(2-Aminoethyl)-L-Cysteine Hydrochloride (CAS No: 4099-35-8) is a versatile compound with diverse applications across multiple industries. Its unique chemical properties and biological activity make it a valuable tool for researchers and manufacturers alike. As ongoing studies continue to uncover new uses for this compound, its significance in the scientific community is expected to grow further.

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• 25635-80-7(Cysteine,S-(2-carboxyethyl)-)
• 1115-93-1(L-Cysteine, S-propyl-)
• 63905-31-7(L-Cysteine,S-(2-aminoethyl)-, dihydrochloride (9CI))
• 61423-60-7(DL-Cysteine, S-(2-aminoethyl)-)
• 2139-90-4(Cysteine, S-ethyl-)
• 4033-46-9((2R)-2-Amino-3-(2-carboxyethyl)sulfanylpropanoic Acid)
• 3183-08-2(DL-Lanthionine)
• 2936-69-8(L-Cysteine,S-(2-aminoethyl)-)
• 2629-59-6((2R)-2-amino-3-(ethylsulfanyl)propanoic acid)