(E)-2-Pentenal
反式-2-戊烯醛
Also known as: trans-2-Pentenal, (2E)-2-Pentenal, (E)-pent-2-enal, 2-Pentenal, (E)-, 2-Ethylacrylic aldehyde, FEMA 3218, trans-2-Penten-1-al
(E)-2-Pentenal (CAS 1576-87-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H8O and a molecular weight of 84.116 g/mol. It is also known as trans-2-Pentenal, (2E)-2-Pentenal and (E)-pent-2-enal. Key properties include a boiling point of 126.8±0.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 22.8±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1576-87-0
- Jingsj CID
- J-35595-7
- Molecular Formula
- C5H8O
- Chinese Name
- 反式-2-戊烯醛
- Molecular Weight
- 84.116 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 126.8±0.0 °C at 760 mmHg |
|---|---|
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 22.8±0.0 °C |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of (E)-2-Pentenal?
The CAS number of (E)-2-Pentenal is 1576-87-0.
What are the molecular formula and molecular weight of (E)-2-Pentenal?
(E)-2-Pentenal has molecular formula C5H8O and molecular weight 84.116 g/mol.
Is (E)-2-Pentenal hazardous?
(E)-2-Pentenal has GHS signal word Danger.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "(E)-2-Pentenal (CAS 1576-87-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35595-7 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.