2-Chloro-4-methylnicotinic acid
Also known as: 2-Chloro-4-methylnicotinic acid, 2-Chloro-4-methylpyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 2-chloro-4-methyl-, 2-Chloro-4-methyl-3-pyridinecarboxylic acid
2-Chloro-4-methylnicotinic acid (CAS 142266-63-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6ClNO2 and a molecular weight of 171.58100 g/mol. Key properties include a boiling point of 333ºC at 760 mmHg, a density of 1.39g/cm3 and a flash point of 155.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 142266-63-5
- Jingsj CID
- J-1519548-9
- Molecular Formula
- C7H6ClNO2
- Molecular Weight
- 171.58100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 333ºC at 760 mmHg |
|---|---|
| Density | 1.39g/cm3 |
| Flash Point | 155.2ºC |
| Exact Mass | 171.00900 |
| PSA | 50.19000 |
| LogP | 1.74160 |
| Vapor Pressure | 5.6E-05mmHg at 25°C |
| Refractive Index | 1.578 |
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-Chloro-4-methylnicotinic acid?
The CAS number of 2-Chloro-4-methylnicotinic acid is 142266-63-5.
What are the molecular formula and molecular weight of 2-Chloro-4-methylnicotinic acid?
2-Chloro-4-methylnicotinic acid has molecular formula C7H6ClNO2 and molecular weight 171.58100 g/mol.
What are the upstream and downstream products of 2-Chloro-4-methylnicotinic acid?
For 2-Chloro-4-methylnicotinic acid, Upstream Products: Carbon dioxide, Ethyl 2-chloro-4-methylnicotinate; Downstream Products: 3-Amino-2-chloro-4-methylpyridine, 2-chloro-4-methylnicotinamide.
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-Chloro-4-methylnicotinic acid (CAS 142266-63-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519548-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.