1,2-bis(4-pyridyl)ethane
Also known as: 4,4'-ethylenedipyridine, 4,4'-(1,2-ethanediyl)dipyridine, 1,2-di(4-pyridyl)ethane, 1,2-di(4-pyridinyl)ethane, 4,4'-ethylenebis(pyridine), 1,2-bis(4-pyridinyl)ethane
1,2-bis(4-pyridyl)ethane (CAS 4916-57-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H12N2 and a molecular weight of 184.237 g/mol. Key properties include a melting point of 110-112ºC(lit.), a boiling point of 310.3±22.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 117.2±14.0 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4916-57-8
- Jingsj CID
- J-3959-8
- Molecular Formula
- C12H12N2
- Molecular Weight
- 184.237 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 110-112ºC(lit.) |
|---|---|
| Boiling Point | 310.3±22.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 117.2±14.0 °C |
| Exact Mass | 184.100052 |
| PSA | 25.78000 |
| LogP | 1.72 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.581 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
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 1,2-bis(4-pyridyl)ethane?
The CAS number of 1,2-bis(4-pyridyl)ethane is 4916-57-8.
What are the molecular formula and molecular weight of 1,2-bis(4-pyridyl)ethane?
1,2-bis(4-pyridyl)ethane has molecular formula C12H12N2 and molecular weight 184.237 g/mol.
Is 1,2-bis(4-pyridyl)ethane hazardous?
1,2-bis(4-pyridyl)ethane has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 1,2-bis(4-pyridyl)ethane?
For 1,2-bis(4-pyridyl)ethane, Downstream Products: 2,3,4,5-Tetra(4-pyridyl)thiophene, 4,4'-ethene-1,2-diyldipyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,2-bis(4-pyridyl)ethane (CAS 4916-57-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3959-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.