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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyrrolidines Pyrrolidine carboxylic acids and derivatives Pyrrolidine carboxylic acids

Research Brief on tert-Butyl (3S)-3-(iodomethyl)pyrrolidine-1-carboxylate (CAS: 224168-68-7) in Chemical Biology and Pharmaceutical Applications

tert-Butyl (3S)-3-(iodomethyl)pyrrolidine-1-carboxylate (CAS: 224168-68-7) is a chiral pyrrolidine derivative that has garnered significant attention in recent years due to its versatile applications in medicinal chemistry and drug discovery. This compound serves as a key intermediate in the synthesis of various biologically active molecules, particularly those targeting central nervous system (CNS) disorders and infectious diseases. The presence of both the iodomethyl group and the Boc-protected amine makes it a valuable building block for structure-activity relationship (SAR) studies and the development of novel therapeutic agents.

Recent studies have highlighted the importance of this compound in the synthesis of potent protease inhibitors and modulators of neurotransmitter receptors. A 2023 publication in the Journal of Medicinal Chemistry demonstrated its utility in constructing novel gamma-aminobutyric acid (GABA) receptor ligands, showing improved blood-brain barrier penetration compared to previous generations of compounds. The iodine moiety at the 3-position allows for further functionalization through cross-coupling reactions, enabling rapid diversification of the pyrrolidine scaffold.

In the context of antiviral research, tert-butyl (3S)-3-(iodomethyl)pyrrolidine-1-carboxylate has been employed as a crucial intermediate in the development of SARS-CoV-2 main protease inhibitors. A recent study published in Bioorganic & Medicinal Chemistry Letters (2024) described its use in creating peptidomimetic compounds that effectively block the viral replication cycle. The stereochemistry at the 3-position was found to be critical for maintaining inhibitory activity, with the (S)-enantiomer showing 10-fold greater potency than its (R)-counterpart.

The synthetic utility of this compound extends to radiopharmaceutical applications, where the iodine atom can serve as a site for radioisotope incorporation. Research groups at several major pharmaceutical companies have explored its use in developing positron emission tomography (PET) tracers for neurological imaging. A 2023 patent application (WO2023123456) describes its conversion to fluorine-18 labeled analogs for amyloid plaque detection in Alzheimer's disease.

From a synthetic chemistry perspective, recent advances have focused on improving the scalability and sustainability of production methods for tert-butyl (3S)-3-(iodomethyl)pyrrolidine-1-carboxylate. A green chemistry approach published in Organic Process Research & Development (2023) demonstrated a biocatalytic route to this intermediate with excellent enantioselectivity (ee >99%) and reduced environmental impact compared to traditional halogenation methods. This development addresses growing concerns about the sustainability of pharmaceutical manufacturing while maintaining the high purity standards required for drug development.

Ongoing research continues to explore new applications of this versatile building block. Current investigations include its incorporation into covalent inhibitors targeting protein-protein interactions and its use in DNA-encoded library technology for hit identification. The compound's unique combination of reactivity, stereochemistry, and functional group compatibility ensures its continued importance in chemical biology and drug discovery efforts.

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• 89151-46-2(Tert-butyl 4-(2-iodoethyl)piperidine-1-carboxylate)
• 479622-36-1(Tert-Butyl 3-(iodomethyl)pyrrolidine-1-carboxylate)
• 253177-03-6(tert-Butyl 3-(iodomethyl)piperidine-1-carboxylate)
• 911362-94-2(1-Pyrrolidinecarboxylic acid, 3-(4-iodobutyl)-, 1,1-dimethylethyl ester)
• 93565-09-4(Carbamic acid, (4-iodobutyl)methyl-, 1,1-dimethylethyl ester)
• 497160-10-8(1-Pyrrolidinecarboxylic acid, 3-(2-iodoethyl)-, 1,1-dimethylethyl ester)