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1-(2-Chloropyrimidin-5-yl)ethanone

Also known as: 1-(2-Chloro-5-pyrimidinyl)ethanone, 1-(2-Chloro-5-pyrimidyl)ethanone, 1-(2-Chloro-pyrimidin-5-yl)-ethanone, 5-Acetyl-2-chloropyrimidine, Ethanone, 1-(2-chloro-5-pyrimidinyl)-, Ethanone, 1-(2-chloro-5-pyrimidinyl)- (9CI), 2-chloro-5-acetylpyrimidine, [1-(2-Chloropyrimidin-5-yl)etanone

1-(2-Chloropyrimidin-5-yl)ethanone (CAS 110100-00-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClN2O and a molecular weight of 156.570 g/mol. Key properties include a melting point of 92°C, a boiling point of 307.9±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 140.0±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
110100-00-0
Jingsj CID
J-1011333-4
Molecular Formula
C6H5ClN2O
Molecular Weight
156.570 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point92°C
Boiling Point307.9±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point140.0±20.4 °C
Exact Mass156.009033
PSA42.85000
LogP0.35
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.538
Storage Conditions2-8°C

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 1-(2-Chloropyrimidin-5-yl)ethanone?

The CAS number of 1-(2-Chloropyrimidin-5-yl)ethanone is 110100-00-0.

What are the molecular formula and molecular weight of 1-(2-Chloropyrimidin-5-yl)ethanone?

1-(2-Chloropyrimidin-5-yl)ethanone has molecular formula C6H5ClN2O and molecular weight 156.570 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(2-Chloropyrimidin-5-yl)ethanone (CAS 110100-00-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1011333-4 (accessed 2026-11-09).

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