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• Solvents and Organic Chemicals Organic Compounds Organic oxygen compounds Organooxygen compounds Carbonyl compounds Aldehydes

5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde (CAS No. 660845-30-7): A Comprehensive Overview

5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde (CAS No. 660845-30-7) is a specialized pyrazole derivative with significant applications in pharmaceutical and agrochemical research. This compound, characterized by its unique chloro and difluoromethyl functional groups, has garnered attention for its potential in drug discovery and crop protection. Its molecular formula is C₆H₅ClF₂N₂O, and it exhibits a molecular weight of 194.57 g/mol.

The 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde structure features a pyrazole ring substituted with a chloro group at the 5-position, a difluoromethyl group at the 3-position, and a formyl group at the 4-position. This arrangement contributes to its reactivity and versatility in synthetic chemistry. Researchers often explore its role as a building block for more complex molecules, particularly in the development of heterocyclic compounds with biological activity.

In recent years, the demand for pyrazole-based compounds like 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde has increased due to their potential in addressing global challenges such as antimicrobial resistance and sustainable agriculture. This compound's unique properties make it a candidate for developing novel antibacterial agents and fungicides, aligning with current trends in green chemistry and eco-friendly pest control solutions.

The synthesis of 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde typically involves multi-step reactions starting from readily available pyrazole precursors. Modern synthetic approaches emphasize atom economy and reduced waste generation, reflecting the growing importance of sustainable chemical processes. Its aldehyde functionality makes it particularly valuable for condensation reactions and Schiff base formation, which are crucial in medicinal chemistry.

From a commercial perspective, CAS 660845-30-7 has seen steady growth in the fine chemicals market. Suppliers and manufacturers are increasingly focusing on high-purity grades to meet the stringent requirements of pharmaceutical applications. The compound's stability under standard storage conditions (typically at room temperature in sealed containers) contributes to its handling convenience and shelf life.

Recent studies have explored the structure-activity relationships of 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde derivatives, particularly their potential as enzyme inhibitors. This aligns with current research trends in targeted drug design and personalized medicine. The compound's fluorine-containing moiety is of special interest, as fluorinated compounds often exhibit enhanced metabolic stability and membrane permeability.

Quality control for 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde typically involves advanced analytical techniques such as HPLC, GC-MS, and NMR spectroscopy. These methods ensure the compound meets the purity standards required for research and development applications. The analytical data also provides valuable information about potential isomeric impurities and degradation products.

In the context of intellectual property, several patents have been filed covering the synthesis and applications of pyrazole-4-carbaldehyde derivatives, including CAS 660845-30-7. This reflects the compound's commercial potential and the competitive landscape in specialty chemicals. Researchers and companies are actively investigating novel applications in areas such as material science and catalysis.

The future outlook for 5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carbaldehyde appears promising, with potential expansions into bioconjugation chemistry and probe development for biological studies. As the chemical industry continues to emphasize molecular diversity and functional group compatibility, this compound is well-positioned to serve as a valuable chemical toolkit component for researchers worldwide.

For laboratories working with 660845-30-7, proper handling procedures should always be followed, including the use of appropriate personal protective equipment and ventilation systems. While not classified as hazardous under standard conditions, prudent laboratory practices ensure safe experimentation and reproducible results when utilizing this versatile synthetic intermediate.

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• 128455-63-0(5-Chloro-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid)
• 128455-62-9(5-Chloro-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carbaldehyde)
• 128564-56-7(5-Chloro-3-ethyl-1-methyl-1H-pyrazole-4-carbaldehyde)
• 27006-76-4(5-Chloro-1,3-dimethyl-1H-pyrazole-4-carbaldehyde)
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• 1202993-11-0(5-Chloro-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid)
• 128564-57-8(1H-Pyrazole-4-carbonyl chloride, 5-chloro-1-methyl-3-(trifluoromethyl)-)
• 447401-96-9
• 282523-11-9(5-chloro-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-ylmethanol)