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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyrrolopyridines Pyrrolopyridines
• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyrrolopyridines

Research Brief on Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate (CAS: 1261588-72-0) in Chemical Biology and Pharmaceutical Applications

Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate (CAS: 1261588-72-0) is a heterocyclic compound that has garnered significant attention in recent years due to its versatile applications in medicinal chemistry and drug discovery. This compound, belonging to the pyrrolopyridine family, serves as a key intermediate in the synthesis of various biologically active molecules, particularly kinase inhibitors and anticancer agents. Recent studies have highlighted its potential in modulating critical signaling pathways, making it a promising scaffold for the development of novel therapeutics.

In a 2023 study published in the Journal of Medicinal Chemistry, researchers explored the structural optimization of Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate derivatives to enhance their inhibitory activity against fibroblast growth factor receptors (FGFRs). The study demonstrated that modifications at the 4-carboxylate position significantly improved binding affinity and selectivity, leading to the identification of a lead compound with potent antitumor activity in preclinical models. These findings underscore the compound's utility as a versatile building block in kinase inhibitor design.

Another notable application of Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate was reported in a 2024 Nature Communications article, where it was used as a precursor for the synthesis of small-molecule PROTACs (Proteolysis Targeting Chimeras). The researchers successfully incorporated this scaffold into a bifunctional molecule that selectively degraded oncogenic proteins, showcasing its potential in targeted protein degradation therapies. The study also highlighted the compound's favorable pharmacokinetic properties, further supporting its suitability for drug development.

Recent advancements in synthetic methodologies have also facilitated the efficient production of Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate derivatives. A 2023 Organic Letters publication described a novel one-pot synthesis route that significantly reduced reaction steps and improved yields, enabling rapid access to diverse analogs for structure-activity relationship studies. This methodological breakthrough is expected to accelerate the exploration of this scaffold's therapeutic potential.

From a safety and toxicity perspective, preliminary studies on Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate derivatives have shown promising results. A 2024 Toxicology Reports study evaluated the acute and subchronic toxicity of several derivatives in animal models, revealing favorable safety profiles with no significant adverse effects at therapeutic doses. These findings provide a solid foundation for further preclinical development of drugs based on this chemical scaffold.

In conclusion, Ethyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate (CAS: 1261588-72-0) continues to emerge as a valuable chemical entity in pharmaceutical research. Its applications span from kinase inhibitor development to innovative protein degradation strategies, supported by recent advances in synthetic chemistry and favorable preliminary safety data. As research progresses, this compound is poised to contribute significantly to the development of next-generation therapeutics for various diseases, particularly in oncology.

• 864681-18-5(1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid, ethyl ester)
• 1190314-06-7(methyl 3-formyl-1H-pyrrolo[2,3-b]pyridine-4-carboxylate)
• 808137-94-2(Methyl 1H-pyrrolo[2,3-b]pyridine-3-carboxylate)
• 1014699-45-6(9H-Pyrido[2,3-b]indole-4-carboxylic acid methyl ester)
• 1163681-52-4(9H-Pyrido[2,3-b]indole-7-carboxylic acid ethyl ester)
• 479553-01-0(1H-Pyrrolo[2,3-b]pyridine-4-carboxylic acid)
• 1195622-96-8(1H-Pyrrolo[2,3-b]pyridine-3-carboxylic acid, ethyl ester)
• 351439-07-1(Methyl 1H-pyrrolo[2,3-b]pyridine-4-carboxylate)
• 882736-20-1(9H-Pyrido[2,3-b]indole-6-carboxylic acid ethyl ester)
• 858116-68-4(1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid, phenylmethyl ester)