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1,3-Oxazole-4-carboxylic acid hydrochloride

1,3-Oxazole-4-carboxylic acid hydrochloride (CAS No: 2055119-39-4) is a versatile compound with significant applications in various fields of chemistry and pharmacology. This compound belongs to the class of heterocyclic compounds, specifically the oxazole family, which has gained considerable attention due to its unique properties and potential uses in drug design and material science.

The oxazole ring in this compound is a five-membered aromatic heterocycle containing one oxygen and one nitrogen atom. The presence of the carboxylic acid group at the 4-position of the oxazole ring introduces additional functional diversity, making it a valuable building block for synthesizing more complex molecules. The hydrochloride salt form enhances its solubility in aqueous solutions, which is advantageous for various chemical reactions and biological assays.

Recent studies have highlighted the role of 1,3-Oxazole-4-carboxylic acid hydrochloride in medicinal chemistry. Researchers have explored its potential as a scaffold for designing novel anti-inflammatory agents. For instance, a 2023 study published in the *Journal of Medicinal Chemistry* demonstrated that derivatives of this compound exhibit potent inhibitory activity against cyclooxygenase (COX) enzymes, which are key targets in inflammation-related diseases such as arthritis and cardiovascular disorders.

In addition to its medicinal applications, 1,3-Oxazole-4-carboxylic acid hydrochloride has also been utilized in the synthesis of advanced materials. A 2022 research article in *Advanced Materials* reported its use as a precursor for constructing metal-organic frameworks (MOFs) with high surface area and exceptional catalytic properties. These MOFs have shown promise in catalyzing reactions for the production of biofuels and other value-added chemicals.

The synthesis of 1,3-Oxazole-4-carboxylic acid hydrochloride involves a multi-step process that typically starts with the preparation of the oxazole ring followed by functionalization with the carboxylic acid group. Recent advancements in catalytic methods have enabled more efficient and environmentally friendly syntheses. For example, a 2023 study in *Green Chemistry* described the use of microwave-assisted synthesis to prepare this compound with high yield and purity.

From an analytical standpoint, 1,3-Oxazole-4-carboxylic acid hydrochloride has been extensively characterized using modern spectroscopic techniques. High-resolution mass spectrometry (HRMS) confirms its molecular formula as C5H6NO3·HCl, while nuclear magnetic resonance (NMR) spectroscopy provides insights into its structural arrangement. These analytical methods are crucial for ensuring the quality and consistency of the compound in both research and industrial settings.

In terms of safety and handling, 1,3-Oxazole-4-carboxylic acid hydrochloride is considered non-hazardous under normal conditions. However, it should be stored in a cool, dry place away from direct sunlight to prevent degradation. Proper personal protective equipment (PPE) should be used during handling to minimize exposure risks.

Looking ahead, the versatility of 1,3-Oxazole-4-carboxylic acid hydrochloride suggests that it will continue to play a pivotal role in advancing both academic research and industrial applications. Its ability to serve as a versatile building block makes it an essential component in the chemist's toolkit for developing innovative solutions across multiple disciplines.

• 23012-14-8(Ethyl 1,3-oxazole-4-carboxylate)
• 103879-58-9(5-Methyl-1,3-oxazole-4-carboxylic acid)
• 1167055-73-3(2-bromo-1,3-oxazole-4-carboxylic acid)
• 706789-07-3(2-Chlorooxazole-4-carboxylic acid)
• 23012-17-1(2-methyl-1,3-oxazole-4-carboxylic acid)
• 944900-52-1(2-Amino-1,3-oxazole-4-carboxylic acid)
• 75395-42-5(2-ethyl-1,3-oxazole-4-carboxylic acid)
• 85806-67-3(Methyl 2-methyloxazole-4-carboxylate)
• 23012-13-7(1,3-oxazole-4-carboxylic acid)
• 170487-38-4(methyl 1,3-oxazole-4-carboxylate)