(2E)-2,4-Pentadienoic acid
2,4-戊二烯酸
Also known as: 2,4-Pentadienoic acid, trans-2,4-Pentadienoic acid, Penta-2,4-dienoic acid, 1,3-Butadiene-1-carboxylic acid, Vinylacrylic acid, 1-Carboxy-1,3-butadiene, NSC 16628
- CAS No.
- 626-99-3
- Jingsj CID
- J-21995-6
- Molecular Formula
- C5H6O2
- Chinese Name
- 2,4-戊二烯酸
- Molecular Weight
- 98.09990 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 69-72 °C |
|---|---|
| Boiling Point | 215ºC at 760 mmHg |
| Density | 1.039 g/cm3 |
| Flash Point | 121.5ºC |
Frequently Asked Questions
What is the CAS number of (2E)-2,4-Pentadienoic acid?
626-99-3
What are the molecular formula and molecular weight of (2E)-2,4-Pentadienoic acid?
C5H6O2, molecular weight 98.09990 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026