Fenspiride

芬司匹利

Also known as: Viarespan, Fluiden, Respiride, EINECS 225-751-3, UNII-S983QC7HKM, BRN 0533332, Fenspiridum, Fenspirida, 8-phenethyl-1-oxa-3,8-diazaspiro[4.5]decan-2-one, 8-(2-phenylethyl)-1-oxa-3,8-diazaspiro[4.5]decan-2-one

Fenspiride (CAS 5053-06-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C15H20N2O2 and a molecular weight of 260.332 g/mol. It is also known as Viarespan, Fluiden and Respiride. Key properties include a boiling point of 408.3±55.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 200.7±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5053-06-5
Jingsj CID
J-1957200-4
Molecular Formula
C15H20N2O2
Chinese Name
芬司匹利
Molecular Weight
260.332 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point408.3±55.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point200.7±31.5 °C

Frequently Asked Questions

What is the CAS number of Fenspiride?

The CAS number of Fenspiride is 5053-06-5.

What are the molecular formula and molecular weight of Fenspiride?

Fenspiride has molecular formula C15H20N2O2 and molecular weight 260.332 g/mol.

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

Last updated:

How to cite: Jingsj. "Fenspiride (CAS 5053-06-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957200-4 (accessed 2026-10-25).

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