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Structure of 784193-37-9
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3-Bromo-4-nitro-1H-pyrazole features a bromine atom at the 3-position and a nitro group at the 4-position on a pyrazole core, enabling direct functionalization in cross-coupling reactions. This electron-deficient heterocycle integrates readily into pharmaceutical scaffolds and serves as a key building block for bioactive molecules.
3-Bromo-4-nitro-1H-pyrazole serves as a versatile building block in medicinal chemistry, enabling palladium-catalyzed cross-coupling reactions due to its well-defined bromine handle. The nitro group at C4 enhances electrophilicity and supports subsequent functionalization via reduction or substitution. Its stability under standard reaction conditions and compatibility with diverse synthetic transformations make it a practical choice for constructing substituted pyrazole scaffolds in API development.
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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: