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2-Chloropyrimidine

Also known as: 2-Chloro-4-deoxyuracil, 2-Chloro-pyrimindine, 2-Chloropyrimindine, 2-pyrimidyl chloride, 2-pyrimidinyl chloride, chloro-pyrimidine, pyrimidin-2-yl chloride, MFCD00006060, EINECS 217-020-2

2-Chloropyrimidine (CAS 1722-12-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3ClN2 and a molecular weight of 114.533 g/mol. Key properties include a melting point of 63-66 °C(lit.), a boiling point of 199.2±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 109.2±4.3 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1722-12-9
Jingsj CID
J-43908-7
Molecular Formula
C4H3ClN2
Molecular Weight
114.533 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point63-66 °C(lit.)
Boiling Point199.2±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point109.2±4.3 °C
Exact Mass113.998474
PSA25.78000
LogP0.36
Vapor Pressure0.5±0.3 mmHg at 25°C
Refractive Index1.535

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H319 — Causes serious eye 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-Chloropyrimidine?

The CAS number of 2-Chloropyrimidine is 1722-12-9.

What are the molecular formula and molecular weight of 2-Chloropyrimidine?

2-Chloropyrimidine has molecular formula C4H3ClN2 and molecular weight 114.533 g/mol.

Is 2-Chloropyrimidine hazardous?

2-Chloropyrimidine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 2-Chloropyrimidine?

For 2-Chloropyrimidine, Upstream Products: 2-Amino-4,6-dichloropyrimidine, 4-Methoxyphenethylamine, 2-(4-Methoxyphenyl)ethanol; Downstream Products: Methyl 5-methyl-2-(pyrimidin-2-yl)benzoate, Methyl 4-(pyrimidin-2-yloxy)benzoate, 2,2'-Bipyrimidine.

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-Chloropyrimidine (CAS 1722-12-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43908-7 (accessed 2026-11-09).

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