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2-Chloro-5-ethylpyrimidine

Also known as: 2-Chloro-5-ethylpyrimidine, 5-Ethyl-2-chloropyrimidine, 2-Chloro-5-ethylpyrimide, Pyrimidine, 2-chloro-5-ethyl-, MFCD00799503

2-Chloro-5-ethylpyrimidine (CAS 111196-81-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7ClN2 and a molecular weight of 142.586 g/mol. Key properties include a melting point of 18°C, a boiling point of 249.4±9.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 128.7±4.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
111196-81-7
Jingsj CID
J-1153375-8
Molecular Formula
C6H7ClN2
Molecular Weight
142.586 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point18°C
Boiling Point249.4±9.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point128.7±4.3 °C
Exact Mass142.029770
PSA25.78000
LogP1.35
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.523

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring 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-ethylpyrimidine?

The CAS number of 2-Chloro-5-ethylpyrimidine is 111196-81-7.

What are the molecular formula and molecular weight of 2-Chloro-5-ethylpyrimidine?

2-Chloro-5-ethylpyrimidine has molecular formula C6H7ClN2 and molecular weight 142.586 g/mol.

Is 2-Chloro-5-ethylpyrimidine hazardous?

2-Chloro-5-ethylpyrimidine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Chloro-5-ethylpyrimidine?

For 2-Chloro-5-ethylpyrimidine, Upstream Products: 2,4-Dichloro-5-ethylpyrimidine, Triethylaluminum, 5-bromo-2-chloropyrimidine; Downstream Products: 1-(5-Ethylpyrimidin-2-yl)piperidin-4-ol.

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-ethylpyrimidine (CAS 111196-81-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1153375-8 (accessed 2026-11-09).

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