2-(Benzo[b]thiophen-4-yl)pyridine

Also known as: 2-(1-Benzothiophen-4-yl)pyridine, 2-(Benzothiophen-4-yl)pyridine

2-(Benzo[b]thiophen-4-yl)pyridine (CAS 81820-65-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H9NS and a molecular weight of 211.28200 g/mol. Key properties include a melting point of 61-62ºC, a boiling point of 380.7ºC at 760 mmHg and a density of 1.231. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 81820-65-7
Jingsj CID: J-1526770-6
Molecular Formula: C₁₃H₉NS
Molecular Weight: 211.28200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	61-62ºC
Boiling Point	380.7ºC at 760 mmHg
Density	1.231
Exact Mass	211.04600
PSA	41.13000
LogP	3.96330
Refractive Index	1.684

Frequently Asked Questions

What is the CAS number of 2-(Benzo[b]thiophen-4-yl)pyridine?

The CAS number of 2-(Benzo[b]thiophen-4-yl)pyridine is 81820-65-7.

What are the molecular formula and molecular weight of 2-(Benzo[b]thiophen-4-yl)pyridine?

2-(Benzo[b]thiophen-4-yl)pyridine has molecular formula C13H9NS and molecular weight 211.28200 g/mol.

What are the upstream and downstream products of 2-(Benzo[b]thiophen-4-yl)pyridine?

For 2-(Benzo[b]thiophen-4-yl)pyridine, Upstream Products: 2-Thiopheneacetonitrile, Thiophene-2-ethylamine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-(Benzo[b]thiophen-4-yl)pyridine (CAS 81820-65-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526770-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.