3-Penten-2-ol, predominantly trans
3-戊烯-2-醇（主要为反式）
Also known as: (E)-3-Penten-2-ol, trans-3-Penten-2-ol, (±)-trans-3-Penten-2-ol, (3E)-3-Penten-2-ol, (3E)-Pent-3-en-2-ol, trans-2-Penten-4-ol, 3-Penten-2-ol, (3E)-
3-Penten-2-ol, predominantly trans (CAS 3899-34-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C5H10O and a molecular weight of 86.13230 g/mol. It is also known as (E)-3-Penten-2-ol, trans-3-Penten-2-ol and (±)-trans-3-Penten-2-ol. Key properties include a melting point of 14.19°C (estimate), a boiling point of 119-121ºC(lit.), a density of 0.843 g/mL at 25ºC(lit.) and a flash point of 82 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3899-34-1
- Jingsj CID
- J-18146-0
- Molecular Formula
- C5H10O
- Chinese Name
- 3-戊烯-2-醇（主要为反式）
- Molecular Weight
- 86.13230 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 14.19°C (estimate) |
|---|---|
| Boiling Point | 119-121ºC(lit.) |
| Density | 0.843 g/mL at 25ºC(lit.) |
| Flash Point | 82 °F |
Frequently Asked Questions
What is the CAS number of 3-Penten-2-ol, predominantly trans?
The CAS number of 3-Penten-2-ol, predominantly trans is 3899-34-1.
What are the molecular formula and molecular weight of 3-Penten-2-ol, predominantly trans?
3-Penten-2-ol, predominantly trans has molecular formula C5H10O and molecular weight 86.13230 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Penten-2-ol, predominantly trans (CAS 3899-34-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18146-0 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.