(E,E)-2,4-十二碳二烯醛，CAS 登记号 21662-16-8，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，下游主要用于食用香精。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 (E,E)-2,4-十二碳二烯醛 的 CAS 号：21662-16-8，可与随货 COA 核对。
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trans,trans-2,4-Dodecadienal is identified by CAS 21662-16-8, molecular formula C12H20O and molecular weight 180.15 g/mol. UNII VO340RJ9LU; ChEBI 171898; InChIKey QKTZBZWNADPFOL-BNFZFUHLSA-N. Boiling Point: 130.00 °C. @ 6.00 mm Hg; Boiling Point: 130 °C (6 mm Hg); Density: 0.983-0.989.
| CAS Registry Number | 21662-16-8 |
|---|---|
| PubChem CID | 5367530 |
| Molecular formula | C12H20O |
| Molecular weight | 180.15 g/mol |
| IUPAC name | (2E,4E)-dodeca-2,4-dienal |
| InChIKey | QKTZBZWNADPFOL-BNFZFUHLSA-N |
| UNII (FDA) | VO340RJ9LU |
| ChEBI ID | CHEBI:171898 |
| FEMA number | 3670 |
| JECFA number | 1196 |
| Molecular Weight | 180.29 |
|---|---|
| XLogP3 | 4.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 8 |
| Exact Mass | 180.151415257 |
| Monoisotopic Mass | 180.151415257 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Boiling Point | 130.00 °C. @ 6.00 mm Hg |
|---|---|
| Boiling Point | 130 °C (6 mm Hg) |
| Density | 0.983-0.989 |
| Refractive Index | 1.470-1.476 |
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Fruit No safety concern at current levels of intake when used as a flavouring agent |
|---|---|
| GHS notification summary | 7.8% (113 / 1443) |
| GHS notification summary | 7.8% (113 / 1443) |
|---|---|
| Reported hazard statements | H315 (92.2%) |
This chemical does not meet GHS hazard criteria for 7.8% (113 of 1443) of reports.
H315 (92.2%): Causes skin irritation [Warning Skin corrosion/irritation]
21662-16-8; (E,E)-2,4-dodecadienal; (2E,4E)-Dodeca-2,4-dienal; Trans,trans-2,4-dodecadienal; (E,E)-2,4-Dodecadien-1-al; 2,4-Dodecadienal, (E,E)-; 2,4-Dodecadienal, (2E,4E)-; (trans,trans)-2,4-Dodecadienal; FEMA No. 3670; 2,4-Dodecadienal, trans,trans-; VO340RJ9LU; EINECS 244-517-1; DTXSID80885175; 2-TRANS-4-TRANS-DODECADIENAL; 2,4-DODECADIEN-1-AL, (E,E)-; RefChem:443879
CAS 21662-16-8; molecular formula C12H20O; molecular weight 180.15 g/mol.
21662-16-8, (E,E)-2,4-dodecadienal, (2E,4E)-Dodeca-2,4-dienal, Trans,trans-2,4-dodecadienal, (E,E)-2,4-Dodecadien-1-al, 2,4-Dodecadienal, (E,E)-.
Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT; Flavoring Agents.
7.8% of GHS notifications report no hazard classification (113 of 1443).
Boiling Point: 130.00 °C. @ 6.00 mm Hg; Boiling Point: 130 °C (6 mm Hg); Density: 0.983-0.989; Refractive Index: 1.470-1.476.
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.