2,4-Pyridinedicarbonitrile
Also known as: 2,4-Dicyanopyridine, Pyridine-2,4-dicarbonitrile, 2,4-Pyridinedicarbonitrile, Pyridin-2,4-dicarbonitrile, 2,4-Pyridinedicarbonitrile (6CI,7CI,8CI,9CI), 2,4-dicyano-pyridine, EINECS 249-492-0, MFCD00014627
2,4-Pyridinedicarbonitrile (CAS 29181-50-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H3N3 and a molecular weight of 129.11900 g/mol. Key properties include a melting point of 89-93 °C(lit.), a boiling point of 261.8ºC at 760mmHg and a density of 1.25g/cm3. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 29181-50-8
- Jingsj CID
- J-32194-8
- Molecular Formula
- C7H3N3
- Molecular Weight
- 129.11900 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 89-93 °C(lit.) |
|---|---|
| Boiling Point | 261.8ºC at 760mmHg |
| Density | 1.25g/cm3 |
| Exact Mass | 129.03300 |
| PSA | 60.47000 |
| LogP | 0.82496 |
| Vapor Pressure | 0.0113mmHg at 25°C |
| Refractive Index | 1.567 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H318 — Causes serious eye damage
- 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 2,4-Pyridinedicarbonitrile?
The CAS number of 2,4-Pyridinedicarbonitrile is 29181-50-8.
What are the molecular formula and molecular weight of 2,4-Pyridinedicarbonitrile?
2,4-Pyridinedicarbonitrile has molecular formula C7H3N3 and molecular weight 129.11900 g/mol.
Is 2,4-Pyridinedicarbonitrile hazardous?
2,4-Pyridinedicarbonitrile has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.
What are the upstream and downstream products of 2,4-Pyridinedicarbonitrile?
For 2,4-Pyridinedicarbonitrile, Upstream Products: 2,4-Dichloropyridine, Zinc cyanide, 4-Cyanopyridine 1-oxide; Downstream Products: 2-cyanopyridine, 2-Cyano-4-(pyrrolidin-1-yl)pyridine, 2-(Pyrrolidin-1-yl)isonicotinonitrile.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,4-Pyridinedicarbonitrile (CAS 29181-50-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32194-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.