4-Chloro-3-methylpyridine
Also known as: 4-Chloro-3-picoline, 3-Methyl-4-chloropyridine, 4-Chloro-5-methylpyridine, MFCD03092890
4-Chloro-3-methylpyridine (CAS 1681-36-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6ClN and a molecular weight of 127.572 g/mol. Key properties include a melting point of 165-169 °C(lit.), a boiling point of 176.2±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 75.3±7.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1681-36-3
- Jingsj CID
- J-1059131-8
- Molecular Formula
- C6H6ClN
- Molecular Weight
- 127.572 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 165-169 °C(lit.) |
|---|---|
| Boiling Point | 176.2±20.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 75.3±7.4 °C |
| Exact Mass | 127.018875 |
| PSA | 12.89000 |
| LogP | 1.63 |
| Vapor Pressure | 1.5±0.3 mmHg at 25°C |
| Refractive Index | 1.527 |
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-3-methylpyridine?
The CAS number of 4-Chloro-3-methylpyridine is 1681-36-3.
What are the molecular formula and molecular weight of 4-Chloro-3-methylpyridine?
4-Chloro-3-methylpyridine has molecular formula C6H6ClN and molecular weight 127.572 g/mol.
What are the upstream and downstream products of 4-Chloro-3-methylpyridine?
For 4-Chloro-3-methylpyridine, Upstream Products: 4-chloropyridine, iodomethane, 4-Nitropyridine 1-oxide; Downstream Products: Ethyl 3-methylisonicotinate, 2-amino-4-chloro-5-methylpyridin-3-ol, 3-Methyl-4-pyridinethiol.
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-3-methylpyridine (CAS 1681-36-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1059131-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.