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5-Chloro-2-(trifluoromethyl)pyridine

Also known as: 5-Chloro-2-trifluoromethylpyridine, 5-Chloro-alpha,alpha,alpha-trifluoro-2-picoline, 2-Picoline,5-chloro-alpha,alpha,alpha-trifluoro-, Pyridine, 5-chloro-2-(trifluoromethyl)-, 5-Chloro-2-(trifluoromethyl) pyridine, 5-chloro-2-(trifluoromethyl)pyridine

5-Chloro-2-(trifluoromethyl)pyridine (CAS 349-94-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClF3N and a molecular weight of 181.543 g/mol. Key properties include a melting point of 35-37°C, a boiling point of 146.0±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 42.1±25.9 °C. It is classified under GHS with signal word Danger and hazard statements H228, H301 — Toxic if swallowed and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
349-94-0
Jingsj CID
J-801975-8
Molecular Formula
C6H3ClF3N
Molecular Weight
181.543 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point35-37°C
Boiling Point146.0±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point42.1±25.9 °C
Exact Mass180.990616
PSA12.89000
LogP2.61
Vapor Pressure6.0±0.3 mmHg at 25°C
Refractive Index1.447
Storage Conditions2-8°C

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger
  • H228
  • H301 — Toxic 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 5-Chloro-2-(trifluoromethyl)pyridine?

The CAS number of 5-Chloro-2-(trifluoromethyl)pyridine is 349-94-0.

What are the molecular formula and molecular weight of 5-Chloro-2-(trifluoromethyl)pyridine?

5-Chloro-2-(trifluoromethyl)pyridine has molecular formula C6H3ClF3N and molecular weight 181.543 g/mol.

Is 5-Chloro-2-(trifluoromethyl)pyridine hazardous?

5-Chloro-2-(trifluoromethyl)pyridine has GHS signal word Danger and hazard statements H228; H301 — Toxic if swallowed; H315 — Causes skin irritation.

What are the upstream and downstream products of 5-Chloro-2-(trifluoromethyl)pyridine?

For 5-Chloro-2-(trifluoromethyl)pyridine, Upstream Products: Trimethyl(trifluoromethyl)silane, 5-Chloro-2-iodopyridine, 2,3-Dichloro-6-(trifluoromethyl)pyridine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Chloro-2-(trifluoromethyl)pyridine (CAS 349-94-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-801975-8 (accessed 2026-11-09).

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