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Structure of 57097-81-1
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3-Bromo-5-methyl-1H-pyrazole is a heterocyclic building block featuring a brominated pyrazole core with a methyl group at the 5-position. This configuration imparts enhanced stability and facilitates selective coupling reactions in synthetic pathways. The electrophilic bromine atom enables efficient cross-coupling transformations, while the electron-donating methyl group modulates reactivity. Bench-stable under standard conditions, it serves as a key intermediate in medicinal chemistry and agrochemical development.
3-Bromo-5-methyl-1H-pyrazole serves as a versatile building block in medicinal chemistry and heterocyclic synthesis, enabling efficient access to substituted pyrazole scaffolds. Its bromine atom facilitates palladium-catalyzed cross-coupling reactions, while the methyl group enhances metabolic stability and modulates electronic properties. The compound exhibits excellent bench stability and compatibility with common functional groups, simplifying purification and integration into multi-step syntheses.
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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: