2,4-Dichloropyridine
Also known as: 2,4-Dichloropyridine, 98%, 2,4-Dichlorpyridin, Pyridine, 2,4-dichloro-, MFCD00955618, EINECS 247-717-7, IFLAB-BB F2108-0071, NSC 133490
2,4-Dichloropyridine (CAS 26452-80-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3Cl2N and a molecular weight of 147.990 g/mol. Key properties include a melting point of -1 °C, a boiling point of 193.1±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 88.0±7.4 °C. 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.
- 26452-80-2
- Jingsj CID
- J-1516333-4
- Molecular Formula
- C5H3Cl2N
- Molecular Weight
- 147.990 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -1 °C |
|---|---|
| Boiling Point | 193.1±20.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 88.0±7.4 °C |
| Exact Mass | 146.964249 |
| PSA | 12.89000 |
| LogP | 1.86 |
| Vapor Pressure | 0.7±0.4 mmHg at 25°C |
| Refractive Index | 1.554 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H318 — Causes serious eye damage
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-Dichloropyridine?
The CAS number of 2,4-Dichloropyridine is 26452-80-2.
What are the molecular formula and molecular weight of 2,4-Dichloropyridine?
2,4-Dichloropyridine has molecular formula C5H3Cl2N and molecular weight 147.990 g/mol.
Is 2,4-Dichloropyridine hazardous?
2,4-Dichloropyridine 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-Dichloropyridine?
For 2,4-Dichloropyridine, Upstream Products: 4-Nitropyridine N-oxide, 2-Chloro-4-iodopyridine, 4-chloropyridine; Downstream Products: 2-Chloro-4-(piperidin-1-yl)pyridine, 4-chloro-2-methylpyridine-3-carbaldehyde, 4-Chloro-2-phenylpyridine.
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-Dichloropyridine (CAS 26452-80-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516333-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.