(2E)-2-五环醛，CAS 登记号 1576-87-0，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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(2E)-2-Pentenal · CAS 1576-87-0 · C5H8O. UNII NS00022763. Boiling Point: 124 °C; Density: 0.850-0.856 (21 °C); Refractive Index: 1.440-1.447 (21 °C).
| CAS Registry Number | 1576-87-0 |
|---|---|
| PubChem CID | 12993 |
| Molecular formula | C5H8O |
| IUPAC name | pent-2-enal |
| UNII (FDA) | NS00022763 |
| FEMA number | 3218 |
| JECFA number | 1364 |
| Molecular Weight | 84.12 |
|---|---|
| XLogP3 | 1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 2 |
| Exact Mass | 84.057514874 |
| Monoisotopic Mass | 84.057514874 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Boiling Point | 124 °C |
|---|---|
| Density | 0.850-0.856 (21 °C) |
| Refractive Index | 1.440-1.447 (21 °C) |
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent No safety concern at current levels of intake when used as a flavouring agent TRS 928-JECFA 63/77 |
|---|
| Reported hazard statements | H225 (98.5%), H302 (86.7%), H311 (86.7%), H317 (86.7%), H319 (86.7%), H411 (82.9%) |
|---|
H225 (98.5%): Highly Flammable liquid and vapor [Danger Flammable liquids]
H302 (86.7%): Harmful if swallowed [Warning Acute toxicity, oral]
pent-2-enal; 2-PENTENAL; 764-39-6; DTXSID9061091; CHEBI:61722; RefChem:910193; DTXCID5047877; 212-120-2; 3-Ethyl-2-propenal; 3-Ethylacrolein; gamma-Methylcrotonaldehyde; alpha-pentenal; n-pentenal; Epitope ID:143636; SCHEMBL262486; SCHEMBL262487
CAS 1576-87-0; molecular formula C5H8O; molecular weight — g/mol.
pent-2-enal, 2-PENTENAL, 764-39-6, DTXSID9061091, CHEBI:61722, RefChem:910193.
Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT; Flavoring Agents.
Hazard statements reported: H225, H302, H311, H317, H319.
Boiling Point: 124 °C; Density: 0.850-0.856 (21 °C); Refractive Index: 1.440-1.447 (21 °C).
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.