(E)-2-Bromo-2-butene
(E)-2-溴-2-丁烯
Also known as: 2-BROMO-2-BUTENE, trans-2-Bromo-2-butene, 2-BROMO-TRANS-2-BUTENE, 1-METHYL-1-PROPENYL BROMIDE, trans-2-bromo-but-2-ene, 2-bromobut-2-ene, (E)-2-bromobut-2-ene
(E)-2-Bromo-2-butene (CAS 3017-71-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H7Br and a molecular weight of 135.00200 g/mol. It is also known as 2-BROMO-2-BUTENE, trans-2-Bromo-2-butene and 2-BROMO-TRANS-2-BUTENE. Key properties include a boiling point of 91-92 °C(lit.), a density of 1.331 g/mL at 25 °C(lit.) and a flash point of 34 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3017-71-8
- Jingsj CID
- J-1516395-0
- Molecular Formula
- C4H7Br
- Chinese Name
- (E)-2-溴-2-丁烯
- Molecular Weight
- 135.00200 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 91-92 °C(lit.) |
|---|---|
| Density | 1.331 g/mL at 25 °C(lit.) |
| Flash Point | 34 °F |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of (E)-2-Bromo-2-butene?
The CAS number of (E)-2-Bromo-2-butene is 3017-71-8.
What are the molecular formula and molecular weight of (E)-2-Bromo-2-butene?
(E)-2-Bromo-2-butene has molecular formula C4H7Br and molecular weight 135.00200 g/mol.
Is (E)-2-Bromo-2-butene hazardous?
(E)-2-Bromo-2-butene 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-Bromo-2-butene (CAS 3017-71-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516395-0 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.