1,2-Dimethyldibenzothiophene

1,2-二甲基二苯并噻吩

Also known as: 1,2-Dimethyldibenzo[b,d]thiophene, Dibenzo[b,d]thiophene, 1,2-dimethyl-, Dimethyldibenzothiophene

1,2-Dimethyldibenzothiophene (CAS 31317-14-3) 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 1,2-Dimethyldibenzo[b,d]thiophene, Dibenzo[b,d]thiophene, 1,2-dimethyl- and Dimethyldibenzothiophene. Key properties include a boiling point of 369.4±11.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 132.3±5.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31317-14-3
Jingsj CID
J-1106103-2
Molecular Formula
C14H12S
Chinese Name
1,2-二甲基二苯并噻吩
Molecular Weight
212.310 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point369.4±11.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point132.3±5.5 °C

Frequently Asked Questions

What is the CAS number of 1,2-Dimethyldibenzothiophene?

The CAS number of 1,2-Dimethyldibenzothiophene is 31317-14-3.

What are the molecular formula and molecular weight of 1,2-Dimethyldibenzothiophene?

1,2-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. "1,2-Dimethyldibenzothiophene (CAS 31317-14-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106103-2 (accessed 2026-10-22).

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