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2-Chloro-4-methoxypyrimidine

Also known as: 2-Chloro-4-methoxy-1,2-diazine, 2-Chloro-4-methoxypyrimidine 98%, 2-chloro-4-(methyloxy)pyrimidine, 4-methoxy-2-chloropyrimidine, Pyrimidine, 2-chloro-4-methoxy-, MFCD00194055

2-Chloro-4-methoxypyrimidine (CAS 22536-63-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2O and a molecular weight of 144.559 g/mol. Key properties include a melting point of 54-57ºC(lit.), a boiling point of 268.8±13.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 116.3±19.8 °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.
22536-63-6
Jingsj CID
J-9844-2
Molecular Formula
C5H5ClN2O
Molecular Weight
144.559 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point54-57ºC(lit.)
Boiling Point268.8±13.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point116.3±19.8 °C
Exact Mass144.009033
PSA35.01000
LogP1.18
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.520

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-4-methoxypyrimidine?

The CAS number of 2-Chloro-4-methoxypyrimidine is 22536-63-6.

What are the molecular formula and molecular weight of 2-Chloro-4-methoxypyrimidine?

2-Chloro-4-methoxypyrimidine has molecular formula C5H5ClN2O and molecular weight 144.559 g/mol.

Is 2-Chloro-4-methoxypyrimidine hazardous?

2-Chloro-4-methoxypyrimidine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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-4-methoxypyrimidine (CAS 22536-63-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9844-2 (accessed 2026-11-09).

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