• 1. An integrated chip for immunofluorescence and its application to analyze lysosomal storage disorders
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• 2. An integrated cathode and solid electrolyte via in situ polymerization with significantly reduced interface resistance?
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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

Comprehensive Guide to (2R,3R)-3-Methylpyrrolidine-2-carboxylic acid (CAS 118758-47-7): Properties, Applications, and Market Insights

(2R,3R)-3-Methylpyrrolidine-2-carboxylic acid (CAS 118758-47-7) is a chiral non-proteinogenic amino acid derivative gaining attention in pharmaceutical and biochemical research. This stereospecific compound belongs to the pyrrolidine carboxylic acid family, characterized by its unique 2R,3R configuration which imparts distinct biological activity compared to other stereoisomers. Researchers particularly value its role as a constrained β-amino acid building block in peptidomimetic drug design.

The molecular structure of (2R,3R)-3-Methylpyrrolidine-2-carboxylic acid features a five-membered pyrrolidine ring with two chiral centers at positions 2 and 3, both in the R configuration. This spatial arrangement creates a rigid scaffold that mimics natural amino acids while offering enhanced metabolic stability – a property highly sought after in modern drug discovery programs. The compound's carboxylic acid functionality allows for straightforward incorporation into peptide chains or conjugation with other molecular entities.

Current applications of CAS 118758-47-7 primarily focus on medicinal chemistry, where it serves as a valuable intermediate for developing GPCR-targeting therapeutics and enzyme inhibitors. The pharmaceutical industry has shown growing interest in this compound for creating conformationally restricted peptide analogs, particularly in neurological and metabolic disorder research. Recent studies highlight its potential in designing next-generation peptide therapeutics with improved bioavailability and target specificity.

From a synthetic chemistry perspective, (2R,3R)-3-Methylpyrrolidine-2-carboxylic acid offers several advantages. Its chiral purity makes it ideal for asymmetric synthesis, while the methyl substitution at the 3-position provides steric influence that can direct subsequent chemical transformations. Researchers frequently employ this building block in solid-phase peptide synthesis (SPPS) protocols to create structurally diverse compound libraries for biological screening.

The global market for chiral amino acid derivatives like 118758-47-7 has shown steady growth, driven by increasing demand for precision therapeutics and targeted drug delivery systems. Analytical data suggests particular interest from North American and European research institutions focusing on neurodegenerative disease research and metabolic pathway modulation. The compound's commercial availability in various purity grades (typically 95-99%) from specialty chemical suppliers facilitates its adoption across different research applications.

Quality control of (2R,3R)-3-Methylpyrrolidine-2-carboxylic acid typically involves chiral HPLC analysis to verify stereochemical purity, along with standard characterization techniques like 1H/13C NMR and mass spectrometry. Storage recommendations generally suggest keeping the material at 2-8°C under inert atmosphere to maintain stability. Researchers should note that while the compound itself is stable under standard laboratory conditions, its carboxylic acid group makes it hygroscopic, requiring proper handling to prevent moisture absorption.

Emerging research directions for CAS 118758-47-7 include its potential application in biocatalysis and enzyme engineering studies. Some recent publications explore its use as a scaffold for developing artificial enzyme cofactors or as a template for molecular imprinting technologies. These innovative applications leverage the compound's rigid structure and functional group compatibility to create novel biomimetic systems.

For researchers considering (2R,3R)-3-Methylpyrrolidine-2-carboxylic acid for their projects, several practical considerations apply. The compound's water solubility varies with pH due to its zwitterionic nature, requiring buffer optimization for biological assays. Synthetic modifications often focus on protecting group strategies for the secondary amine and carboxylic acid functionalities during multi-step syntheses. Several published protocols detail efficient N-protection methods using Boc or Fmoc groups, followed by activation of the carboxylate for amide bond formation.

The environmental and safety profile of 118758-47-7 aligns with standard laboratory amino acid derivatives. While comprehensive toxicological data may be limited due to its specialized research use, standard laboratory safety practices should be followed when handling the material. The compound's biodegradability is expected to be high based on its structural similarity to natural amino acids, though specific ecotoxicological studies would be needed to confirm this assumption.

Future prospects for (2R,3R)-3-Methylpyrrolidine-2-carboxylic acid appear promising, particularly in the expanding field of peptide-based therapeutics. Industry analysts predict growing utilization in constrained peptide libraries for high-throughput screening and in macrocyclic drug design. The compound's ability to impart conformational restraint while maintaining biocompatibility makes it a versatile tool for addressing current challenges in peptide drug development, including oral bioavailability and proteolytic stability.

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