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Structure of 16115-82-5
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4-Nitro-1H-pyrazol-5-amine features a strategically positioned nitro group at the 4-position and an amino functionality at the 5-position, enabling direct incorporation into heterocyclic scaffolds. This electron-deficient pyrazole integrates readily in medicinal chemistry applications, offering enhanced reactivity for C–N bond formation under standard conditions.
4-Nitro-1H-pyrazol-5-amine serves as a versatile building block in medicinal chemistry, enabling the construction of bioactive heterocycles through nucleophilic substitution and transition-metal-catalyzed coupling reactions. Its dual functionality—nitro group for reduction and pyrazole nitrogen for derivatization—supports diverse scaffold elaboration. Bench-stable and readily purified, it facilitates efficient synthesis of targeted compounds in drug discovery workflows.
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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: