3-Vinylpyridine
Also known as: 3-Ethenylpyridine, Pyridine, 3-ethenyl-, 3-Vinylpyridine (stabilized with TBC), 3-Vinyl-pyridin, 3-ethenyl-pyridine, T6NJ B1U1
3-Vinylpyridine (CAS 1121-55-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7N and a molecular weight of 105.137 g/mol. Key properties include a melting point of 126 ºC, a boiling point of 162 ºC, a density of 0.968±0.06 g/cm3 and a flash point of 50.9±10.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1121-55-7
- Jingsj CID
- J-22874-0
- Molecular Formula
- C7H7N
- Molecular Weight
- 105.137 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 126 ºC |
|---|---|
| Boiling Point | 162 ºC |
| Density | 0.968±0.06 g/cm3 |
| Flash Point | 50.9±10.9 °C |
| Exact Mass | 105.057846 |
| PSA | 12.89000 |
| LogP | 1.46 |
| Vapor Pressure | 2.8±0.3 mmHg at 25°C |
| Refractive Index | 1.5530 (589.3 nm 20 ºC) |
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-Vinylpyridine?
The CAS number of 3-Vinylpyridine is 1121-55-7.
What are the molecular formula and molecular weight of 3-Vinylpyridine?
3-Vinylpyridine has molecular formula C7H7N and molecular weight 105.137 g/mol.
What are the upstream and downstream products of 3-Vinylpyridine?
For 3-Vinylpyridine, Upstream Products: 3-Bromopyridine, Tributyl(vinyl)tin, Nicotinaldehyde; Downstream Products: 2-(3-Pyridinyl)ethanol, 3-Ethynylpyridine.
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-Vinylpyridine (CAS 1121-55-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22874-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.