HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 151902Generated: October 23, 2026
2-Phenyl-3(2H)-pyridazinone
2-Phenyl-3-pyridazinone · 2-phenylpyridazin-3-one · 2-Phenyl-3(2H)-pyridazinone · 3(2H)-Pyridazinone, 2-phenyl- · 2-phenyl-2,3-dihydropyridazin-3-one
https://huagongshe.com/en/chemical/151902
Identifiers & Physical Properties
| CAS No. | 14135-63-8 |
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| Molecular formula | C10H8N2O |
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| Average molar mass | 172.18 g/mol |
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| Monoisotopic mass | 172.06366288 g/mol |
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| SMILES | O=c1cccnn1-c1ccccc1 |
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| InChIKey | BFOMTEBFEFQJHY-UHFFFAOYSA-N |
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| PubChem CID | 151902 |
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| DTXSID | DTXSID50161695 |
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Chemical & Physical Properties
| XLogP | 1 |
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| Topological polar surface area | 32.7 |
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| Hydrogen bond donors | 0 |
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| Hydrogen bond acceptors | 2 |
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| Rotatable bonds | 1 |
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| Heavy atoms | 13 |
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| Formal charge | 0 |
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| Complexity | 252 |
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| SpringerMaterials Properties | Chemical shift |
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| Melting point | 109-110℃ |
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| InChI | InChI=1S/C10H8N2O/c13-10-7-4-8-11-12(10)9-5-2-1-3-6-9/h1-8H |
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| InChIKey | BFOMTEBFEFQJHY-UHFFFAOYSA-N |
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| SMILES | C1(=O)N(C2=CC=CC=C2)N=CC=C1 |
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| GHS pictogram | GHS07 |
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| Signal word | Warning |
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| GHS hazard statements | H302-H315-H319-H335 |
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| GHS precautionary statements | P280-P305+P351+P338 |
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Safety & Regulations
| Signal word | Warning |
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| GHS pictogram | GHS07 |
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| GHS hazard statements | H302-H315-H319-H335 |
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| GHS precautionary statements | P280-P305+P351+P338 |
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