3-甲基-1,2-丁二烯，CAS 登记号 598-25-4，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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本页已列出 3-甲基-1,2-丁二烯 的 CAS 号：598-25-4，可与随货 COA 核对。
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3-Methyl-1,2-butadiene · CAS 598-25-4 · C5H8. UNII NQO612O389. Vapor Pressure: 426.0 [mmHg].
| CAS Registry Number | 598-25-4 |
|---|---|
| PubChem CID | 11714 |
| Molecular formula | C5H8 |
| IUPAC name | 3-methylbuta-1,2-diene |
| UNII (FDA) | NQO612O389 |
| Molecular Weight | 68.12 |
|---|---|
| XLogP3 | 1.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 68.062600255 |
| Monoisotopic Mass | 68.062600255 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 5 |
| Formal Charge | 0 |
| Vapor Pressure | 426.0 [mmHg] |
|---|
| Reported hazard statements | H225 (100%), H304 (100%), H315 (100%), H319 (100%), H335 (97.8%) |
|---|
H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
H304 (100%): May be fatal if swallowed and enters airways [Danger Aspiration hazard]
3-METHYL-1,2-BUTADIENE; 598-25-4; 1,1-Dimethylallene; 3-Methylbuta-1,2-diene; 3,3-Dimethylallene; 1,1-Dimethylallylene; 2-Methyl-2,3-butadiene; NQO612O389; NSC-74117; DTXSID00208529; RefChem:504161; DTXCID00131020; 209-926-1; 1,2-Butadiene, 3-methyl-; MFCD00008896; EINECS 209-926-1
CAS 598-25-4; molecular formula C5H8; molecular weight — g/mol.
3-METHYL-1,2-BUTADIENE, 598-25-4, 1,1-Dimethylallene, 3-Methylbuta-1,2-diene, 3,3-Dimethylallene, 1,1-Dimethylallylene.
Hazard statements reported: H225, H304, H315, H319, H335.
Vapor Pressure: 426.0 [mmHg].
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.