2,4-dichloro-5-iodopyridine
Also known as: pyridine, 2,4-dichloro-5-iodo-, 2,4-dichloro-5-iodopyridine, 2,4-dichloro-5-iodo-pyridine
2,4-dichloro-5-iodopyridine (CAS 343781-49-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2Cl2IN and a molecular weight of 273.88700 g/mol. Key properties include a boiling point of 282.736ºC at 760 mmHg, a density of 2.129g/cm3 and a flash point of 124.795ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 343781-49-7
- Jingsj CID
- J-1015023-9
- Molecular Formula
- C5H2Cl2IN
- Molecular Weight
- 273.88700 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 282.736ºC at 760 mmHg |
|---|---|
| Density | 2.129g/cm3 |
| Flash Point | 124.795ºC |
| Exact Mass | 272.86100 |
| PSA | 12.89000 |
| LogP | 2.99300 |
| Refractive Index | 1.652 |
| Storage Conditions | 2-8°C |
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-dichloro-5-iodopyridine?
The CAS number of 2,4-dichloro-5-iodopyridine is 343781-49-7.
What are the molecular formula and molecular weight of 2,4-dichloro-5-iodopyridine?
2,4-dichloro-5-iodopyridine has molecular formula C5H2Cl2IN and molecular weight 273.88700 g/mol.
What are the upstream and downstream products of 2,4-dichloro-5-iodopyridine?
For 2,4-dichloro-5-iodopyridine, Upstream Products: 2,4-Dichloro-3-iodopyridine, 2-Chloropyridine, 2,4-Dichloropyridine; Downstream Products: 4,6-Dichloronicotinic acid.
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-dichloro-5-iodopyridine (CAS 343781-49-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1015023-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.