2-Methyl-5-nitropyridine
Also known as: 5-Nitro-2-picoline, 5-nitro-2-methylpyridine, 5-nitropicoline, AURORA KA-6797, MFCD04114179, Pyridine, 2-methyl-5-nitro-
2-Methyl-5-nitropyridine (CAS 21203-68-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O2 and a molecular weight of 138.124 g/mol. Key properties include a melting point of 112ºC, a boiling point of 237.1±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 97.2±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21203-68-9
- Jingsj CID
- J-1515214-4
- Molecular Formula
- C6H6N2O2
- Molecular Weight
- 138.124 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 112ºC |
|---|---|
| Boiling Point | 237.1±20.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 97.2±21.8 °C |
| Exact Mass | 138.042923 |
| PSA | 58.71000 |
| LogP | 1.02 |
| Vapor Pressure | 0.1±0.5 mmHg at 25°C |
| Refractive Index | 1.558 |
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-Methyl-5-nitropyridine?
The CAS number of 2-Methyl-5-nitropyridine is 21203-68-9.
What are the molecular formula and molecular weight of 2-Methyl-5-nitropyridine?
2-Methyl-5-nitropyridine has molecular formula C6H6N2O2 and molecular weight 138.124 g/mol.
What are the upstream and downstream products of 2-Methyl-5-nitropyridine?
For 2-Methyl-5-nitropyridine, Upstream Products: Diethyl 2-(5-nitropyridin-2-yl)malonate, 2-Chloro-5-nitropyridine, Diethyl malonate; Downstream Products: 5-Nitropicolinaldehyde, (5-Nitropyridin-2-yl)methanol, 5-Nitro-2-pyridinecarboxylic 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-Methyl-5-nitropyridine (CAS 21203-68-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515214-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.