trans-2,4-pentadienoic acid (CAS No. 21651-12-7) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of trans-2,4-pentadienoic acid is 21651-12-7.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..
trans-2,4-pentadienoic acid · CAS 21651-12-7 · C5H6O2.
| CAS Registry Number | 21651-12-7 |
|---|---|
| PubChem CID | 642034 |
| Molecular formula | C5H6O2 |
| IUPAC name | (2E)-penta-2,4-dienoic acid |
| Molecular Weight | 98.10 |
|---|---|
| XLogP3 | 1.1 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 98.036779430 |
| Monoisotopic Mass | 98.036779430 |
| Topological Polar Surface Area | 37.3 |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Reported hazard statements | H301 (100%), H314 (100%), H317 (100%), H315 (100%), H319 (100%) |
|---|
H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Penta-2,4-dienoic acid; 2,4-Pentadienoic acid; 21651-12-7; TRANS-2,4-PENTADIENOIC ACID; 1,3-Butadiene-1-carboxylic acid; EINECS 210-976-1; NSC 16628; AI3-28013; CHEBI:35964; but-1,3-diene-1-carboxylic acid; DTXSID401309803; DTXSID80870728; RefChem:859668; DTXCID40818424; DTXCID50910988; 210-976-1
CAS 21651-12-7; molecular formula C5H6O2; molecular weight — g/mol.
Penta-2,4-dienoic acid, 2,4-Pentadienoic acid, 21651-12-7, TRANS-2,4-PENTADIENOIC ACID, 1,3-Butadiene-1-carboxylic acid, EINECS 210-976-1.
Hazard statements reported: H301, H314, H317, H315, H319.
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.
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