2,6-Diphenyl-4H-thiopyran-4-one

2,6-二苯基-4H-噻喃-4-酮

Also known as: 4H-Thiopyran-4-one,2,6-diphenyl-, 2,6-Diphenylthiopyran-4-one, NSC 139252

2,6-Diphenyl-4H-thiopyran-4-one (CAS 1029-96-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C17H12OS and a molecular weight of 264.34200 g/mol. It is also known as 4H-Thiopyran-4-one,2,6-diphenyl-, 2,6-Diphenylthiopyran-4-one and NSC 139252. Key properties include a melting point of 126-130ºC, a boiling point of 450.9ºC at 760mmHg, a density of 1.238g/cm3 and a flash point of 259.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1029-96-5
Jingsj CID
J-43041-2
Molecular Formula
C17H12OS
Chinese Name
2,6-二苯基-4H-噻喃-4-酮
Molecular Weight
264.34200 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point126-130ºC
Boiling Point450.9ºC at 760mmHg
Density1.238g/cm3
Flash Point259.9ºC

Frequently Asked Questions

What is the CAS number of 2,6-Diphenyl-4H-thiopyran-4-one?

The CAS number of 2,6-Diphenyl-4H-thiopyran-4-one is 1029-96-5.

What are the molecular formula and molecular weight of 2,6-Diphenyl-4H-thiopyran-4-one?

2,6-Diphenyl-4H-thiopyran-4-one has molecular formula C17H12OS and molecular weight 264.34200 g/mol.

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

Last updated:

How to cite: Jingsj. "2,6-Diphenyl-4H-thiopyran-4-one (CAS 1029-96-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43041-2 (accessed 2026-10-23).

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