2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one

2,3-二氢-6,8-二甲基-4H-1-苯并噻喃-4-酮

Also known as: 6,8-dimethyl-2,3-dihydro-4H-thiochromen-4-one, 6,8-dimethyl-thiochroman-4-one, 6,8-dimethyl-3,4-dihydro-2H-1-benzothiopyran-4-one, 4H-1-Benzothiopyran-4-one, 2,3-dihydro-6,8-dimethyl-

2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one (CAS 872283-26-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12OS and a molecular weight of 192.27700 g/mol. It is also known as 6,8-dimethyl-2,3-dihydro-4H-thiochromen-4-one, 6,8-dimethyl-thiochroman-4-one and 6,8-dimethyl-3,4-dihydro-2H-1-benzothiopyran-4-one. Key properties include a melting point of 38-39ºC, a boiling point of 341.386ºC at 760 mmHg, a density of 1.166 and a flash point of 184.428ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
872283-26-6
Jingsj CID
J-1490541-4
Molecular Formula
C11H12OS
Chinese Name
2,3-二氢-6,8-二甲基-4H-1-苯并噻喃-4-酮
Molecular Weight
192.27700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point38-39ºC
Boiling Point341.386ºC at 760 mmHg
Density1.166
Flash Point184.428ºC

Frequently Asked Questions

What is the CAS number of 2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one?

The CAS number of 2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one is 872283-26-6.

What are the molecular formula and molecular weight of 2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one?

2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one has molecular formula C11H12OS and molecular weight 192.27700 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-dihydro-6,8-dimethyl-4H-1-benzothiopyran-4-one (CAS 872283-26-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1490541-4 (accessed 2026-10-22).

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