2-Fluorocinnamic acid
邻氟肉桂酸
Also known as: 3-(2-Fluorophenyl)acrylic acid, (E)-3-(2-fluorophenyl)acrylic acid, (2E)-3-(2-fluorophenyl)-2-propenoic acid, 2-Fluorocinnamic acid, predominantly trans, o-Fluorocinnamic acid, 2-Propenoic acid, 3-(2-fluorophenyl)-, (2E)-
2-Fluorocinnamic acid (CAS 451-69-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7FO2 and a molecular weight of 166.149 g/mol. It is also known as 3-(2-Fluorophenyl)acrylic acid, (E)-3-(2-fluorophenyl)acrylic acid and (2E)-3-(2-fluorophenyl)-2-propenoic acid. Key properties include a melting point of 178-180 °C(lit.), a boiling point of 281.6±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 124.1±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 451-69-4
- Jingsj CID
- J-6585-4
- Molecular Formula
- C9H7FO2
- Chinese Name
- 邻氟肉桂酸
- Molecular Weight
- 166.149 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 178-180 °C(lit.) |
|---|---|
| Boiling Point | 281.6±15.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 124.1±20.4 °C |
Frequently Asked Questions
What is the CAS number of 2-Fluorocinnamic acid?
The CAS number of 2-Fluorocinnamic acid is 451-69-4.
What are the molecular formula and molecular weight of 2-Fluorocinnamic acid?
2-Fluorocinnamic acid has molecular formula C9H7FO2 and molecular weight 166.149 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Fluorocinnamic acid (CAS 451-69-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6585-4 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.