About 5-chloro-4-nitroso-1H-pyrazole
5-chloro-4-nitroso-1H-pyrazole (PubChem CID 138644966) has the molecular formula C3H2ClN3O
and a molecular weight of 131.52 g/mol. Its IUPAC name is 5-chloro-4-nitroso-1H-pyrazole.
Molecular Properties
| Compound Name | 5-chloro-4-nitroso-1H-pyrazole |
| PubChem CID | 138644966 |
| Molecular Formula | C3H2ClN3O |
| Molecular Weight | 131.52 g/mol |
| Exact Mass | 130.99 |
| IUPAC Name | 5-chloro-4-nitroso-1H-pyrazole |
| SMILES | O=Nc1cn[nH]c1Cl |
| InChI | InChI=1S/C3H2ClN3O/c4-3-2(7-8)1-5-6-3/h1H,(H,5,6) |
| InChIKey | KRKUWUXMABTSMU-UHFFFAOYSA-N |
| XLogP | 1.46 |
| TPSA | 58.11 Ų |
| H-Bond Donors | 1 |
| H-Bond Acceptors | 3 |
| Rotatable Bonds | 1 |
| Heavy Atoms | 8 |
| Complexity | — |
Lipinski Rule of Five
Passes Rule of Five
| Rule | Value |
| MW ≤ 500 | 131.52 |
| LogP ≤ 5 | 1.46 |
| H-Bond Donors ≤ 5 | 1 |
| H-Bond Acceptors ≤ 10 | 3 |
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Frequently Asked Questions
What is the IUPAC name of 5-chloro-4-nitroso-1H-pyrazole?
The IUPAC name of 5-chloro-4-nitroso-1H-pyrazole (CID 138644966) is 5-chloro-4-nitroso-1H-pyrazole.
What is the SMILES notation for 5-chloro-4-nitroso-1H-pyrazole?
The canonical SMILES for 5-chloro-4-nitroso-1H-pyrazole is O=Nc1cn[nH]c1Cl.
What is the InChIKey of 5-chloro-4-nitroso-1H-pyrazole?
The InChIKey is KRKUWUXMABTSMU-UHFFFAOYSA-N. The full InChI is InChI=1S/C3H2ClN3O/c4-3-2(7-8)1-5-6-3/h1H,(H,5,6).
What are the key properties of 5-chloro-4-nitroso-1H-pyrazole?
5-chloro-4-nitroso-1H-pyrazole has a molecular weight of 131.52 g/mol, XLogP of 1.46, 1 rotatable bonds, 1 hydrogen bond donors, and 3 hydrogen bond acceptors.
Where does this data come from?
All data for 5-chloro-4-nitroso-1H-pyrazole is sourced from PubChem (CID 138644966), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).