2-Buten-1-ol
Also known as: crotyl alcohol, trans-2-buten-1-ol, (E)-2-buten-1-ol, 3-methylallyl alcohol, propenylcarbinol, 2-butenol, 1-hydroxy-2-butene
2-Buten-1-ol (CAS 504-61-0) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4H8O and a molecular weight of 72.10570 g/mol. Key properties include a boiling point of 121-122ºC(lit.), a density of 0.845 g/mL at 25ºC(lit.) and a flash point of 37ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 504-61-0
- Jingsj CID
- J-25776-7
- Molecular Formula
- C4H8O
- Molecular Weight
- 72.10570 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 121-122ºC(lit.) |
|---|---|
| Density | 0.845 g/mL at 25ºC(lit.) |
| Flash Point | 37ºC |
| Exact Mass | 72.05750 |
| PSA | 20.23000 |
| LogP | 0.55480 |
| Refractive Index | n20/D 1.427(lit.) |
Frequently Asked Questions
What is the CAS number of 2-Buten-1-ol?
The CAS number of 2-Buten-1-ol is 504-61-0.
What are the molecular formula and molecular weight of 2-Buten-1-ol?
2-Buten-1-ol has molecular formula C4H8O and molecular weight 72.10570 g/mol.
What are the upstream and downstream products of 2-Buten-1-ol?
For 2-Buten-1-ol, Upstream Products: 2-Butyn-1-ol, Methyl crotonate, Crotonaldehyde; Downstream Products: (2S,3S)-(-)-3-Methylglycidyl 4-nitrobenzoate, (Z)-2-Buten-1-ol, (E)-1-Chlorobut-2-ene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Buten-1-ol (CAS 504-61-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25776-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.