1,3-Diphenylbenzo[c]thiophene

1,3-二苯基苯并[c]噻吩

Also known as: Benzo[c]thiophene, 1,3-diphenyl-, 1,3-Diphenylisobenzothiophene, 1,3-Diphenylisothianaphthene, 1,3-Diphenylisothiobenzofuran, NSC 135959

1,3-Diphenylbenzo[c]thiophene (CAS 16587-39-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H16S and a molecular weight of 288.406 g/mol. It is also known as Benzo[c]thiophene, 1,3-diphenyl-, 1,3-Diphenylisobenzothiophene and 1,3-Diphenylisothianaphthene. Key properties include a melting point of 114-119ºC, a boiling point of 477.7±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 241.1±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16587-39-6
Jingsj CID
J-1338728-2
Molecular Formula
C20H16S
Chinese Name
1,3-二苯基苯并[c]噻吩
Molecular Weight
288.406 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point114-119ºC
Boiling Point477.7±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point241.1±25.4 °C

Frequently Asked Questions

What is the CAS number of 1,3-Diphenylbenzo[c]thiophene?

The CAS number of 1,3-Diphenylbenzo[c]thiophene is 16587-39-6.

What are the molecular formula and molecular weight of 1,3-Diphenylbenzo[c]thiophene?

1,3-Diphenylbenzo[c]thiophene has molecular formula C20H16S and molecular weight 288.406 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-Diphenylbenzo[c]thiophene (CAS 16587-39-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1338728-2 (accessed 2026-10-22).

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