2,5-Dichloronicotinonitrile
Also known as: 2,5-Dichloro-3-cyanopyridine, 2,5-Dichloro-3-pyridinecarbonitrile, 2,5-Dichloropyridine-3-carbonitrile, 3-Cyano-2,5-dichloropyridine, 3-Pyridinecarbonitrile, 2,5-dichloro-
2,5-Dichloronicotinonitrile (CAS 126954-66-3) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H2Cl2N2 and a molecular weight of 172.999 g/mol. Key properties include a melting point of 118-119ºC, a boiling point of 255.4±35.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 108.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 126954-66-3
- Jingsj CID
- J-1156183-4
- Molecular Formula
- C6H2Cl2N2
- Molecular Weight
- 172.999 g/mol
- Category
- Organohalogen Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 118-119ºC |
|---|---|
| Boiling Point | 255.4±35.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 108.3±25.9 °C |
| Exact Mass | 171.959503 |
| PSA | 36.68000 |
| LogP | 2.01 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.587 |
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 2,5-Dichloronicotinonitrile?
The CAS number of 2,5-Dichloronicotinonitrile is 126954-66-3.
What are the molecular formula and molecular weight of 2,5-Dichloronicotinonitrile?
2,5-Dichloronicotinonitrile has molecular formula C6H2Cl2N2 and molecular weight 172.999 g/mol.
What are the upstream and downstream products of 2,5-Dichloronicotinonitrile?
For 2,5-Dichloronicotinonitrile, Upstream Products: Acrolein, Dichloromalononitrile.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,5-Dichloronicotinonitrile (CAS 126954-66-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1156183-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.