反式2,4-二氯肉桂酸，CAS 登记号 20595-45-3，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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trans-2,4-Dichlorocinnamic acid · CAS 20595-45-3 · C9H6Cl2O2. UNII C09KK5D2T2.
| CAS Registry Number | 20595-45-3 |
|---|---|
| PubChem CID | 688026 |
| Molecular formula | C9H6Cl2O2 |
| IUPAC name | (E)-3-(2,4-dichlorophenyl)prop-2-enoic acid |
| UNII (FDA) | C09KK5D2T2 |
| Molecular Weight | 217.05 |
|---|---|
| XLogP3 | 3 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 215.9744848 |
| Monoisotopic Mass | 215.9744848 |
| Topological Polar Surface Area | 37.3 |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Reported hazard statements | H315 (100%), H319 (100%), H335 (83.3%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
20595-45-3; trans-2,4-Dichlorocinnamic acid; (E)-3-(2,4-dichlorophenyl)acrylic acid; 2-PROPENOIC ACID, 3-(2,4-DICHLOROPHENYL)-, (2E)-; NSC-52174; 2,4-Dichlorocinnamic acid, (E)-; 2,4-Dichlorocinnamic acid, trans-; C09KK5D2T2; Cinnamic acid, 2,4-dichloro-, (E)-; (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid; trans-3-(2,4-Dichlorophenyl)-2-propenoic acid; (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid; 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)-; 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)-; RefChem:1059720; 639-402-1
CAS 20595-45-3; molecular formula C9H6Cl2O2; molecular weight — g/mol.
20595-45-3, trans-2,4-Dichlorocinnamic acid, (E)-3-(2,4-dichlorophenyl)acrylic acid, 2-PROPENOIC ACID, 3-(2,4-DICHLOROPHENYL)-, (2E)-, NSC-52174, 2,4-Dichlorocinnamic acid, (E)-.
Hazard statements reported: H315, H319, H335.
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.