2-(2-Thienyl)pyridine

Also known as: 2-(2-Pyridyl)thiophene, 2-(2-Pyridinyl)thiophene, 2-thien-2-ylpyridine, 2-thienylpyridine, 2-(thiophen-2-yl)pyridine, pyridylthiophene, thienylpyridine, AKOS BAR-1355, BUTTPARK 37\04-10, MFCD00044441, EINECS 222-022-1

2-(2-Thienyl)pyridine (CAS 3319-99-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7NS and a molecular weight of 161.22400 g/mol. Key properties include a melting point of 61-63°C, a boiling point of 268ºC at 760 mmHg, a density of 1.173 g/cm3 and a flash point of 115ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3319-99-1
Jingsj CID: J-8952-1
Molecular Formula: C₉H₇NS
Molecular Weight: 161.22400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	61-63°C
Boiling Point	268ºC at 760 mmHg
Density	1.173 g/cm3
Flash Point	115ºC
Exact Mass	161.03000
PSA	41.13000
LogP	2.81010
Refractive Index	1.604

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-(2-Thienyl)pyridine?

The CAS number of 2-(2-Thienyl)pyridine is 3319-99-1.

What are the molecular formula and molecular weight of 2-(2-Thienyl)pyridine?

2-(2-Thienyl)pyridine has molecular formula C9H7NS and molecular weight 161.22400 g/mol.

What are the upstream and downstream products of 2-(2-Thienyl)pyridine?

For 2-(2-Thienyl)pyridine, Upstream Products: 2-Bromopyridine, 2-Thienylmagnesium bromide, 2-Chloropyridine; Downstream Products: 5-(Pyridin-2-yl)thiophene-2-carboxylic acid, 5-(2-Pyridinyl)-2-thiophenecarboxaldehyde, 2-(5-bromo-2-thienyl)pyridine.

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-(2-Thienyl)pyridine (CAS 3319-99-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8952-1 (accessed 2026-11-09).

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