5-Chloropyridine-2-carbaldehyde
Also known as: 5-chloro-2-formylpyridine, 5-Chloropicolinaldehyde, 5-Chloro-2-pyridinecarbaldehyde, 5-Chloro-2-pyridinecarboxaldehyde, 5-Chloropyridine-2-carboxaldehyde, 2-Pyridinecarboxaldehyde, 5-chloro-, Picolinaldehyde, 5-chloro-
5-Chloropyridine-2-carbaldehyde (CAS 31181-89-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4ClNO and a molecular weight of 141.555 g/mol. Key properties include a melting point of 66-68ºC, a boiling point of 207.9±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 79.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 31181-89-2
- Jingsj CID
- J-1443581-5
- Molecular Formula
- C6H4ClNO
- Molecular Weight
- 141.555 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 66-68ºC |
|---|---|
| Boiling Point | 207.9±20.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 79.5±21.8 °C |
| Exact Mass | 140.998138 |
| PSA | 29.96000 |
| LogP | 1.26 |
| Vapor Pressure | 0.2±0.4 mmHg at 25°C |
| Refractive Index | 1.593 |
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 5-Chloropyridine-2-carbaldehyde?
The CAS number of 5-Chloropyridine-2-carbaldehyde is 31181-89-2.
What are the molecular formula and molecular weight of 5-Chloropyridine-2-carbaldehyde?
5-Chloropyridine-2-carbaldehyde has molecular formula C6H4ClNO and molecular weight 141.555 g/mol.
What are the upstream and downstream products of 5-Chloropyridine-2-carbaldehyde?
For 5-Chloropyridine-2-carbaldehyde, Upstream Products: ethyl 5-chloropyridine-2-carboxylate, N,N-Dimethylformamide, 5-Chloro-2-iodopyridine; Downstream Products: (5-Chloropyridin-2-yl)methanol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Chloropyridine-2-carbaldehyde (CAS 31181-89-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1443581-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.