≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488182240 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488182240 |
| Sonrisas canónicas | C1=C(C=NN1)[N+](=O)[O-] |
| IUPAC Name | 4-nitro-1H-pyrazole |
| InChIKey | XORHNJQEWQGXCN-UHFFFAOYSA-N |
| INCHI | 1S/C3H3N3O2/c7-6(8)3-1-4-5-2-3/h1-2H,(H,4,5) |
| Isómeros SMILES | C1=C(C=NN1)[N+](=O)[O-] |
| WGK Alemania | 3 |
| RTECS | UQ7880000 |
| Peso molecular | 113.07 |
| Beilstein | 23(5)4,183 |
| Reaxy-Rn | 113433 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=113433&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic 1,3-dipolar compounds |
| Clase | Allyl-type 1,3-dipolar organic compounds |
| Subclass | Organic nitro compounds |
| Intermediate Tree Nodes | C-nitro compounds |
| Direct Parent | Nitroaromatic compounds |
| Alternative Parents | Pyrazoles Heteroaromatic compounds Propargyl-type 1,3-dipolar organic compounds Organic oxoazanium compounds Azacyclic compounds Organopnictogen compounds Organonitrogen compounds Organic zwitterions Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Nitroaromatic compound - Azole - Pyrazole - Heteroaromatic compound - Organic oxoazanium - Propargyl-type 1,3-dipolar organic compound - Organoheterocyclic compound - Azacycle - Organic nitrogen compound - Organic zwitterion - Organic oxygen compound - Organonitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organic oxide - Aromatic heteromonocyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as nitroaromatic compounds. These are c-nitro compounds where the nitro group is C-substituted with an aromatic group. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
 J1823078 | Certificate of Analysis | May 21, 2026 | N107910 |
| D1820117 | Certificate of Analysis | Nov 10, 2025 | N107910 |
| D1820118 | Certificate of Analysis | Nov 10, 2025 | N107910 |
| L2115326 | Certificate of Analysis | Sep 17, 2025 | N107910 |
| L2115331 | Certificate of Analysis | Sep 17, 2025 | N107910 |
| L2115344 | Certificate of Analysis | Sep 17, 2025 | N107910 |
| D2509555 | Certificate of Analysis | Jun 18, 2024 | N107910 |
| D2509685 | Certificate of Analysis | Jun 18, 2024 | N107910 |
| F2527554 | Certificate of Analysis | Jun 18, 2024 | N107910 |
| F2527555 | Certificate of Analysis | Jun 18, 2024 | N107910 |
| D2321407 | Certificate of Analysis | Nov 25, 2021 | N107910 |
| Punto de ebullición (°C) | 323°C |
|---|---|
| Punto de fusión (°C) | 160-164°C |
| Peso molecular | 113.080 g/mol |
| XLogP3 | 0.600 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 113.023 Da |
| Monoisotopic Mass | 113.023 Da |
| Topological Polar Surface Area | 74.500 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 99.200 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
