2-吡唑啉，CAS 登记号 109-98-8，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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2-PYRAZOLINE · CAS 109-98-8 · C3H6N2. UNII W1YN47L98V.
| CAS Registry Number | 109-98-8 |
|---|---|
| PubChem CID | 66962 |
| Molecular formula | C3H6N2 |
| IUPAC name | 4,5-dihydro-1H-pyrazole |
| UNII (FDA) | W1YN47L98V |
| Molecular Weight | 70.09 |
|---|---|
| XLogP3 | -0.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 70.053098200 |
| Monoisotopic Mass | 70.053098200 |
| Topological Polar Surface Area | 24.4 |
| Heavy Atom Count | 5 |
| Formal Charge | 0 |
| Reported hazard statements | H226 (100%) |
|---|
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)
2-Pyrazoline; 109-98-8; 4,5-Dihydro-1H-pyrazole; 1H-Pyrazole, 4,5-dihydro-; 4,5-dihydropyrazole; W1YN47L98V; EINECS 203-725-2; 2-PYRAZOLINE [MI]; .DELTA.2-PYRAZOLINE; DTXSID80870460; DELTA2-PYRAZOLINE; RefChem:483332; DTXCID00818182; 203-725-2; InChI=1/C3H6N2/c1-2-4-5-3-1/h2,5H,1,3H; 36118-45-3
CAS 109-98-8; molecular formula C3H6N2; molecular weight — g/mol.
2-Pyrazoline, 109-98-8, 4,5-Dihydro-1H-pyrazole, 1H-Pyrazole, 4,5-dihydro-, 4,5-dihydropyrazole, W1YN47L98V.
Hazard statements reported: H226.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.