2,5-Dichloronicotinic acid
Also known as: 2,5-dichloro-3-pyridinecarboxylic acid, 2,5-dichloropyridine-3-carboxylic acid, 3-Pyridinecarboxylic acid, 2,5-dichloro-, MFCD01861979, 2,5-Dichloronicotinic Acid
2,5-Dichloronicotinic acid (CAS 59782-85-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H3Cl2NO2 and a molecular weight of 191.999 g/mol. Key properties include a melting point of 154-155ºC, a boiling point of 323.7±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 149.6±26.5 °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.
- 59782-85-3
- Jingsj CID
- J-1383652-7
- Molecular Formula
- C6H3Cl2NO2
- Molecular Weight
- 191.999 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 154-155ºC |
|---|---|
| Boiling Point | 323.7±37.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 149.6±26.5 °C |
| Exact Mass | 190.954086 |
| PSA | 50.19000 |
| LogP | 1.55 |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.606 |
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 2,5-Dichloronicotinic acid?
The CAS number of 2,5-Dichloronicotinic acid is 59782-85-3.
What are the molecular formula and molecular weight of 2,5-Dichloronicotinic acid?
2,5-Dichloronicotinic acid has molecular formula C6H3Cl2NO2 and molecular weight 191.999 g/mol.
Is 2,5-Dichloronicotinic acid hazardous?
2,5-Dichloronicotinic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of 2,5-Dichloronicotinic acid?
For 2,5-Dichloronicotinic acid, Upstream Products: 2,6-Dichloropyridine, 3-bromo-2,5-dichloropyridine, 5-Chloro-2-hydroxynicotinic acid; Downstream Products: 2,5-dichloropyridine-3-carbonyl chloride, Methyl 2,5-dichloronicotinate, Ethyl 2,5-dichloronicotinate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,5-Dichloronicotinic acid (CAS 59782-85-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1383652-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.