4-chloro-pyridine-2-carbonyl chloride
Also known as: 4-chloropicolinoyl chloride, 4-chloro-2-pyridinecarbonyl chloride, 4-chloropyridine-2-carbonyl chloride, 4-chloropyridyl-2-carbonyl chloride, 4-chloro-picolinic acid chloride, 4-chloropyridine-2-formyl chloride, 2-Pyridinecarbonyl chloride, 4-chloro-, 4-Chloro-2-(chlorocarbonyl)pyridine, 4-Chloro-2-picolinoyl chloride
4-chloro-pyridine-2-carbonyl chloride (CAS 53750-66-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl2NO and a molecular weight of 176.000 g/mol. Key properties include a boiling point of 227.2±20.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 91.2±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 53750-66-6
- Jingsj CID
- J-1409911-7
- Molecular Formula
- C6H3Cl2NO
- Molecular Weight
- 176.000 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 227.2±20.0 °C at 760 mmHg |
|---|---|
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 91.2±21.8 °C |
| Exact Mass | 174.959167 |
| PSA | 29.96000 |
| LogP | 1.78 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.566 |
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 4-chloro-pyridine-2-carbonyl chloride?
The CAS number of 4-chloro-pyridine-2-carbonyl chloride is 53750-66-6.
What are the molecular formula and molecular weight of 4-chloro-pyridine-2-carbonyl chloride?
4-chloro-pyridine-2-carbonyl chloride has molecular formula C6H3Cl2NO and molecular weight 176.000 g/mol.
What are the upstream and downstream products of 4-chloro-pyridine-2-carbonyl chloride?
For 4-chloro-pyridine-2-carbonyl chloride, Upstream Products: 4-Chloropyridine-2-carboxylic acid, 2-Picolinic acid, Nicotinic acid; Downstream Products: 4-Chloropyridine-2-carboxylic acid, 2-Amino-4-chloro-5-nitropyridine, 4-Chloropicolinamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-chloro-pyridine-2-carbonyl chloride (CAS 53750-66-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1409911-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.