Cilomilast

西洛司特

Also known as: Ariflo, SB-207499, cis-4-Cyano-4-(3-cyclopentyloxy-4-methoxyphenyl)cyclohexanecarboxylic acid, 4-Cyano-4-[3-(cyclopentyloxy)-4-methoxyphenyl]cyclohexanecarboxylic acid, cis-4-(3-(Cyclopentyloxy)-4-methoxyphenyl)-4-cyanocyclohexane-1-carboxylic acid, CS-515, S1455_Selleck

Cilomilast (CAS 153259-65-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H25NO4 and a molecular weight of 343.417 g/mol. It is also known as Ariflo, SB-207499 and cis-4-Cyano-4-(3-cyclopentyloxy-4-methoxyphenyl)cyclohexanecarboxylic acid. Key properties include a melting point of 157ºC, a boiling point of 549.1±50.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 285.9±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
153259-65-5
Jingsj CID
J-1983407-2
Molecular Formula
C20H25NO4
Chinese Name
西洛司特
Molecular Weight
343.417 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point157ºC
Boiling Point549.1±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point285.9±30.1 °C

Frequently Asked Questions

What is the CAS number of Cilomilast?

The CAS number of Cilomilast is 153259-65-5.

What are the molecular formula and molecular weight of Cilomilast?

Cilomilast has molecular formula C20H25NO4 and molecular weight 343.417 g/mol.

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

Last updated:

How to cite: Jingsj. "Cilomilast (CAS 153259-65-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1983407-2 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.