6-fluorothio-4-chromanone

6-氟-2,3-二氢-4H-硫代色烯-4-酮

Also known as: 6-fluoro-2,3-dihydro-4H-thiochromen-4-one, 6-fluoro-2,3-dihydro-4H-1-benzothiopyran-4-one, 6-fluoro-3,4-dihydro-2H-1-benzothiopyran-4-one, 6-fluoro-4-thiochromanone, 6-fluorothiochroman-4-one, 6-fluoro-1-thiochroman-4-one, 6-fluoro-4-oxothiochroman, 6-fluoro-2,3-dihydrothiochromen-4-one

6-fluorothio-4-chromanone (CAS 21243-18-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H7FOS and a molecular weight of 182.21500 g/mol. It is also known as 6-fluoro-2,3-dihydro-4H-thiochromen-4-one, 6-fluoro-2,3-dihydro-4H-1-benzothiopyran-4-one and 6-fluoro-3,4-dihydro-2H-1-benzothiopyran-4-one. Key properties include a melting point of 89-92ºC, a boiling point of 304.3ºC at 760 mmHg, a density of 1.335 g/cm3 and a flash point of 137.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 21243-18-5
Jingsj CID: J-1334308-2
Molecular Formula: C₉H₇FOS
Chinese Name: 6-氟-2,3-二氢-4H-硫代色烯-4-酮
Molecular Weight: 182.21500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	89-92ºC
Boiling Point	304.3ºC at 760 mmHg
Density	1.335 g/cm3
Flash Point	137.8ºC

Frequently Asked Questions

What is the CAS number of 6-fluorothio-4-chromanone?

The CAS number of 6-fluorothio-4-chromanone is 21243-18-5.

What are the molecular formula and molecular weight of 6-fluorothio-4-chromanone?

6-fluorothio-4-chromanone has molecular formula C9H7FOS and molecular weight 182.21500 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6-fluorothio-4-chromanone (CAS 21243-18-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1334308-2 (accessed 2026-10-24).

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