2,4-Dimethyldibenzothiophene

2,4-二甲基二苯并噻吩

Also known as: 2,4-Dimethyldibenzo[b,d]thiophene, 2,4-Dimethyldibenzothiophen, 2,4-Dimethyldibenzothiophene in isooctane, Dibenzo[b,d]thiophene, 2,4-dimethyl-, Dibenzothiophene, 2,4-dimethyl-

2,4-Dimethyldibenzothiophene (CAS 31317-18-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H12S and a molecular weight of 212.310 g/mol. It is also known as 2,4-Dimethyldibenzo[b,d]thiophene, 2,4-Dimethyldibenzothiophen and 2,4-Dimethyldibenzothiophene in isooctane. Key properties include a boiling point of 364.2±11.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 129.8±5.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31317-18-7
Jingsj CID
J-1418449-1
Molecular Formula
C14H12S
Chinese Name
2,4-二甲基二苯并噻吩
Molecular Weight
212.310 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point364.2±11.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point129.8±5.5 °C

Frequently Asked Questions

What is the CAS number of 2,4-Dimethyldibenzothiophene?

The CAS number of 2,4-Dimethyldibenzothiophene is 31317-18-7.

What are the molecular formula and molecular weight of 2,4-Dimethyldibenzothiophene?

2,4-Dimethyldibenzothiophene has molecular formula C14H12S and molecular weight 212.310 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Dimethyldibenzothiophene (CAS 31317-18-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1418449-1 (accessed 2026-10-22).

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