Isothiochromanone

2-异硫代苯并二氢吡喃-4-酮

Also known as: 2-ISOTHIOCHROMAN-4-ONE, Isothiochroman-4-one, 1H-2-Benzothiopyran-4(3H)-one, 1H-isothiochromen-4-one, 3,4-dihydro-1H-2-benzothiopyran-4-one, 2-Thioisochroman-4-one, MFCD00051672

Isothiochromanone (CAS 4426-76-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H8OS and a molecular weight of 164.22400 g/mol. It is also known as 2-ISOTHIOCHROMAN-4-ONE, Isothiochroman-4-one and 1H-2-Benzothiopyran-4(3H)-one. Key properties include a melting point of 56-57ºC, a boiling point of 315.1ºC at 760 mmHg, a density of 1.241g/cm3 and a flash point of 173.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4426-76-0
Jingsj CID
J-30838-2
Molecular Formula
C9H8OS
Chinese Name
2-异硫代苯并二氢吡喃-4-酮
Molecular Weight
164.22400 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point56-57ºC
Boiling Point315.1ºC at 760 mmHg
Density1.241g/cm3
Flash Point173.3ºC

Frequently Asked Questions

What is the CAS number of Isothiochromanone?

The CAS number of Isothiochromanone is 4426-76-0.

What are the molecular formula and molecular weight of Isothiochromanone?

Isothiochromanone has molecular formula C9H8OS and molecular weight 164.22400 g/mol.

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

Last updated:

How to cite: Jingsj. "Isothiochromanone (CAS 4426-76-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30838-2 (accessed 2026-10-22).

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