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2,6-Dichloronicotinic acid

Also known as: 2,6-Dichloropyridine-3-carboxylic acid, 3-Carboxy-2,6-dichloropyridine, 2,6-dichloro-3-carboxypyridine, 3-Pyridinecarboxylic acid, 2,6-dichloro-, 2,6-Dichloro-3-pyridinecarboxylic acid, 132453

2,6-Dichloronicotinic acid (CAS 38496-18-3) 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 192.00 g/mol. Key properties include a melting point of 140-143 °C(lit.), a boiling point of 351.2±37.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 166.2±26.5 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38496-18-3
Jingsj CID
J-48295-1
Molecular Formula
C6H3Cl2NO2
Molecular Weight
192.00 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point140-143 °C(lit.)
Boiling Point351.2±37.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point166.2±26.5 °C
Exact Mass190.954086
PSA50.19000
LogP1.21
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.606

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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 2,6-Dichloronicotinic acid?

The CAS number of 2,6-Dichloronicotinic acid is 38496-18-3.

What are the molecular formula and molecular weight of 2,6-Dichloronicotinic acid?

2,6-Dichloronicotinic acid has molecular formula C6H3Cl2NO2 and molecular weight 192.00 g/mol.

Is 2,6-Dichloronicotinic acid hazardous?

2,6-Dichloronicotinic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 2,6-Dichloronicotinic acid?

For 2,6-Dichloronicotinic acid, Upstream Products: 2,6-Dichloropyridine, Carbon dioxide, Methanol; Downstream Products: 2-Chloro-6-phenylnicotinonitrile, 7-chloro-1H-pyrido[2,3-d]pyrimidine-2,4-dione, 2-Chloro-6-methoxynicotinic 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. "2,6-Dichloronicotinic acid (CAS 38496-18-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48295-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.