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1-Cyano-1-(p-chlorophenyl)-2-butanone

Also known as: 2-(4-chlorophenyl)-3-oxovaleronitrile, 2-(4-chlorophenyl)-3-oxopentanenitrile, 4-Chloro-ethylcarbonyl benzeneacetonitrile, α-(4-Chlorophenyl)-α-propionylacetonitrile, 4-Chloro-α-(1-oxopropyl)-benzeneacetonitrile, Prinomastat Impurity 12, 1-(4-chlorophenyl)-1-cyanobutan-2-one

1-Cyano-1-(p-chlorophenyl)-2-butanone (CAS 55474-40-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H10ClNO and a molecular weight of 207.65600 g/mol. Key properties include a boiling point of 291.2ºC at 760 mmHg, a density of 1.186g/cm3 and a flash point of 129.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55474-40-3
Jingsj CID
J-1621348-2
Molecular Formula
C11H10ClNO
Molecular Weight
207.65600 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point291.2ºC at 760 mmHg
Density1.186g/cm3
Flash Point129.9ºC
Exact Mass207.04500
PSA40.86000
LogP2.92628
Refractive Index1.535

Frequently Asked Questions

What is the CAS number of 1-Cyano-1-(p-chlorophenyl)-2-butanone?

The CAS number of 1-Cyano-1-(p-chlorophenyl)-2-butanone is 55474-40-3.

What are the molecular formula and molecular weight of 1-Cyano-1-(p-chlorophenyl)-2-butanone?

1-Cyano-1-(p-chlorophenyl)-2-butanone has molecular formula C11H10ClNO and molecular weight 207.65600 g/mol.

What are the upstream and downstream products of 1-Cyano-1-(p-chlorophenyl)-2-butanone?

For 1-Cyano-1-(p-chlorophenyl)-2-butanone, Upstream Products: Propionyl chloride, 4-Chlorobenzyl cyanide, Ethyl propionate; Downstream Products: Pyrimethamine.

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-Cyano-1-(p-chlorophenyl)-2-butanone (CAS 55474-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1621348-2 (accessed 2026-11-09).

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