Description
4-Nitro-1H-pyrazol-5-amine (CAS No. 16115-82-5) is a high-purity nitro-substituted pyrazole derivative with the molecular formula C3H4N4O2. This heterocyclic compound features a nitro group at the 4-position and an amino group at the 5-position of the pyrazole ring, making it a versatile intermediate for synthetic organic chemistry and pharmaceutical research. Ideal for researchers, this compound is rigorously tested for quality and consistency, ensuring reliable performance in complex reactions. Available in various quantities, it is supplied with comprehensive analytical data including HPLC, NMR, and MS spectra. Store in a cool, dry place away from light to maintain stability.
Properties
- CAS Number: 16115-82-5
- Complexity: 121
- IUPAC Name: 4-nitro-1H-pyrazol-5-amine
- InChI: InChI=1S/C3H4N4O2/c4-3-2(7(8)9)1-5-6-3/h1H,(H3,4,5,6)
- InChI Key: JWGYPTNGYXOXPV-UHFFFAOYSA-N
- Exact Mass: 128.03342538
- Molecular Formula: C3H4N4O2
- Molecular Weight: 128.09
- SMILES: C1=NNC(=C1[N+](=O)[O-])N
- Topological: 101
- Monoisotopic Mass: 128.03342538
- Synonyms: 4-nitro-1H-pyrazol-5-amine, 16115-82-5, 4-nitro-1H-pyrazol-3-amine, DTXSID60394255, DTXCID50345115, 820-841-4, 3-Amino-4-nitropyrazole, 1H-Pyrazol-3-amine, 4-nitro-, MFCD00475931, 4-nitropyrazole-5-ylamine, 5-amino-4-nitropyrazole, pyrazole, 3-amino-4-nitro-, 4-nitro-2H-pyrazol-3-ylamine, SCHEMBL2106410, SCHEMBL3585568, SCHEMBL4700462, 4-Nitro-1H-pyrazol-3-ylamine, SCHEMBL12858811, ALBB-006885, SBB000057, STK502113, AKOS000266123, AKOS006272799, AKOS015922429, AKOS025394416, LS-02484, ST008501, DB-081730, CS-0217806, EU-0018981, EN300-85837, Z1198153899
Application
4-Nitro-1H-pyrazol-5-amine serves as a key building block in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals. Its reactive nitro and amino groups enable participation in condensation, cyclization, and substitution reactions. Researchers utilize it in the development of novel heterocyclic compounds with potential biological activity. It is also employed in material science for designing energetic materials and coordination complexes.
Safety and Hazards
GHS Hazard Statements
- H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
- H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
- H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statements
- P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501
Hazard Classes and Categories
- Acute Tox. 4 (100%)
- Skin Irrit. 2 (100%)
- Eye Irrit. 2A (100%)
- STOT SE 3 (100%)
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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.


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