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Structure of 15953-73-8
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4-Chloro-3,5-dimethyl-1H-pyrazole features a sterically hindered pyrazole core with electron-withdrawing chlorine and methyl substituents, enhancing stability and modulating reactivity. This scaffold integrates readily into bioactive molecules, offering tunable polarity for medicinal chemistry applications.
4-Chloro-3,5-dimethyl-1H-pyrazole serves as a versatile heterocyclic building block in medicinal chemistry and agrochemical synthesis. Its electron-deficient pyrazole core enables reliable coupling reactions, while the chlorine substituent provides a site for nucleophilic displacement. The methyl groups enhance solubility and stability, facilitating straightforward purification and scalability in multi-step syntheses.
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GHS Pictogram :
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GHS No : GHS06
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Signal Word : Danger
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UN#: 2811
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Class : 6.1
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Packing Group : Ⅲ
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Hazard Statements : H301-H311-H331
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P361+P364-P405-P501
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Lot numbers can be found on the outside label of a product: