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Structure of 3398-16-1
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4-Bromo-3,5-dimethylpyrazole features a sterically hindered pyrazole core with electron-deficient bromine and methyl substituents at key positions. This combination enables selective coupling in cross-coupling reactions and enhances metabolic stability in bioactive molecule design. The compound serves as a robust building block for pharmaceutical intermediates and functional materials.
4-Bromo-3,5-dimethylpyrazole serves as a versatile building block in medicinal chemistry and agrochemical synthesis, enabling efficient access to substituted pyrazole scaffolds. Its bromine substituent facilitates palladium-catalyzed cross-coupling reactions, while the electron-rich pyrazole core exhibits excellent bench stability and compatibility with diverse functional groups. The 3,5-dimethyl substitution enhances regioselectivity in downstream transformations and contributes to favorable solubility profiles for process-scale applications.
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GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Lot numbers can be found on the outside label of a product: