2,5-二甲基吡嗪，CAS 登记号 123-32-0，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，下游主要用于食用香精；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 2,5-二甲基吡嗪 的 CAS 号：123-32-0，可与随货 COA 核对。
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2,5-dimethylpyrazine is identified by CAS 123-32-0, molecular formula C6H8N2 and molecular weight 108.07 g/mol. UNII V99Y0MUY1Q; ChEBI 89762; InChIKey LCZUOKDVTBMCMX-UHFFFAOYSA-N. Boiling Point: 154.00 to 156.00 °C. @ 760.00 mm Hg; Boiling Point: 155 °C; Melting Point: 15 °C.
| CAS Registry Number | 123-32-0 |
|---|---|
| PubChem CID | 31252 |
| Molecular formula | C6H8N2 |
| Molecular weight | 108.07 g/mol |
| IUPAC name | 2,5-dimethylpyrazine |
| InChIKey | LCZUOKDVTBMCMX-UHFFFAOYSA-N |
| UNII (FDA) | V99Y0MUY1Q |
| ChEBI ID | CHEBI:89762 |
| FEMA number | 3272 |
| JECFA number | 766 |
| Molecular Weight | 108.14 |
|---|---|
| XLogP3 | 0.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 108.068748264 |
| Monoisotopic Mass | 108.068748264 |
| Topological Polar Surface Area | 25.8 |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Boiling Point | 154.00 to 156.00 °C. @ 760.00 mm Hg |
|---|---|
| Boiling Point | 155 °C |
| Melting Point | 15 °C |
| Density | 0.982-1.000 |
| Vapor Pressure | 1.5 [mmHg] |
| LogP | 0.63 |
| Refractive Index | 1.497-1.503 |
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Cocoa, Roast Beef, Roasted Nut No safety concern at current levels of intake when used as a flavouring agent |
|---|
| Reported hazard statements | H302 (100%), H226 |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
2,5-DIMETHYLPYRAZINE; 123-32-0; Pyrazine, 2,5-dimethyl-; 2,5-Dimethyl-1,4-diazine; Ketine; FEMA No. 3272; V99Y0MUY1Q; NSC-49139; DTXSID6047652; RefChem:82971; DTXCID4027652; 204-618-3; 2,5-Dimethyl pyrazine; NSC 49139; 2,5-Dimethylpiazine; 2,5-Dimethylparadiazine
CAS 123-32-0; molecular formula C6H8N2; molecular weight 108.07 g/mol.
2,5-DIMETHYLPYRAZINE, 123-32-0, Pyrazine, 2,5-dimethyl-, 2,5-Dimethyl-1,4-diazine, Ketine, FEMA No. 3272.
Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Flavoring Agents.
Hazard statements reported: H302, H226.
Boiling Point: 154.00 to 156.00 °C. @ 760.00 mm Hg; Boiling Point: 155 °C; Melting Point: 15 °C; Density: 0.982-1.000.
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.