3-(3-Pyridinyl)acrylic acid
Also known as: 3-Pyridineacrylic acid, 3-(3-Pyridyl)acrylic acid, 3-(Pyridin-3-yl)acrylic acid, (2E)-3-pyridin-3-ylprop-2-enoic acid, trans-3-(3-pyridyl)acrylic acid, 3-Pyridinylacrylic acid
3-(3-Pyridinyl)acrylic acid (CAS 1126-74-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NO2 and a molecular weight of 149.147 g/mol. Key properties include a melting point of 232-235 °C (dec.)(lit.), a boiling point of 317.5±17.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 145.8±20.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1126-74-5
- Jingsj CID
- J-26270-4
- Molecular Formula
- C8H7NO2
- Molecular Weight
- 149.147 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 232-235 °C (dec.)(lit.) |
|---|---|
| Boiling Point | 317.5±17.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 145.8±20.9 °C |
| Exact Mass | 149.047684 |
| PSA | 50.19000 |
| LogP | 0.92 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.625 |
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 3-(3-Pyridinyl)acrylic acid?
The CAS number of 3-(3-Pyridinyl)acrylic acid is 1126-74-5.
What are the molecular formula and molecular weight of 3-(3-Pyridinyl)acrylic acid?
3-(3-Pyridinyl)acrylic acid has molecular formula C8H7NO2 and molecular weight 149.147 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-(3-Pyridinyl)acrylic acid (CAS 1126-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26270-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.