2-Chloro-5-nitronicotinic acid
Also known as: 2-Chloro-5-nitropyridine-3-carboxylic acid, 2-Chloro-5-nitro-3-pyridinecarboxylic acid, 3-Carboxy-2-chloro-5-nitropyridine
2-Chloro-5-nitronicotinic acid (CAS 42959-38-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN2O4 and a molecular weight of 202.552 g/mol. Key properties include a boiling point of 384.8±42.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 186.5±27.9 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 42959-38-6
- Jingsj CID
- J-1153382-7
- Molecular Formula
- C6H3ClN2O4
- Molecular Weight
- 202.552 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 384.8±42.0 °C at 760 mmHg |
|---|---|
| Density | 1.7±0.1 g/cm3 |
| Flash Point | 186.5±27.9 °C |
| Exact Mass | 201.978134 |
| PSA | 96.01000 |
| LogP | 0.46 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.637 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
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-5-nitronicotinic acid?
The CAS number of 2-Chloro-5-nitronicotinic acid is 42959-38-6.
What are the molecular formula and molecular weight of 2-Chloro-5-nitronicotinic acid?
2-Chloro-5-nitronicotinic acid has molecular formula C6H3ClN2O4 and molecular weight 202.552 g/mol.
Is 2-Chloro-5-nitronicotinic acid hazardous?
2-Chloro-5-nitronicotinic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of 2-Chloro-5-nitronicotinic acid?
For 2-Chloro-5-nitronicotinic acid, Upstream Products: 2-Hydroxy-5-nitronicotinic acid, 2-Chloro-3-methyl-5-nitropyridine, 2-Hydroxynicotinic acid; Downstream Products: 2-Chloro-5-nitronicotinamide.
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-5-nitronicotinic acid (CAS 42959-38-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1153382-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.