2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one

Also known as: 2-(4-chlorophenyl)-6-ethylsulfanylthiopyran-4-one, 4H-Thiopyran-4-one, 2-(4-chlorophenyl)-6-(ethylthio)-

2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one (CAS 500169-90-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H11ClOS2 and a molecular weight of 282.80900 g/mol. Key properties include a boiling point of 424.285ºC at 760 mmHg, a density of 1.354g/cm3 and a flash point of 210.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 500169-90-4
Jingsj CID: J-1589358-0
Molecular Formula: C₁₃H₁₁ClOS₂
Molecular Weight: 282.80900 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	424.285ºC at 760 mmHg
Density	1.354g/cm3
Flash Point	210.4ºC
Exact Mass	281.99400
PSA	70.61000
LogP	4.54070
Refractive Index	1.664

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one?

The CAS number of 2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one is 500169-90-4.

What are the molecular formula and molecular weight of 2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one?

2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one has molecular formula C13H11ClOS2 and molecular weight 282.80900 g/mol.

What are the upstream and downstream products of 2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one?

For 2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one, Upstream Products: 2-(4-chlorophenyl)-6-ethylsulfanyl-2,3-dihydrothiopyran-4-one, Iodoethane, 1-(4-Chlorophenyl)ethanone; Downstream Products: 2-(4-chlorophenyl)-6-morpholin-4-ylthiopyran-4-one.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-(4-chlorophenyl)-6-(ethylthio)-4H-thiopyran-4-one (CAS 500169-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1589358-0 (accessed 2026-11-09).

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