4-(1H-imidazol-2-yl)pyridine

Also known as: 2-(4-pyridyl)imidazole, 2-(4-pyridinyl)imidazole, 2-(pyridyl-4-yl)imidazole, 4-(1H-imidazole-2-yl)pyridine, DK7560, imidazolylpyridine

4-(1H-imidazol-2-yl)pyridine (CAS 21202-42-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7N3 and a molecular weight of 145.16100 g/mol. Key properties include a boiling point of 395.1ºC at 760mmHg, a density of 1.214g/cm3 and a flash point of 198.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 21202-42-6
Jingsj CID: J-1307837-0
Molecular Formula: C₈H₇N₃
Molecular Weight: 145.16100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	395.1ºC at 760mmHg
Density	1.214g/cm3
Flash Point	198.7ºC
Exact Mass	145.06400
PSA	41.57000
LogP	1.47170
Vapor Pressure	4.3E-06mmHg at 25°C
Refractive Index	1.61

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 4-(1H-imidazol-2-yl)pyridine?

The CAS number of 4-(1H-imidazol-2-yl)pyridine is 21202-42-6.

What are the molecular formula and molecular weight of 4-(1H-imidazol-2-yl)pyridine?

4-(1H-imidazol-2-yl)pyridine has molecular formula C8H7N3 and molecular weight 145.16100 g/mol.

What are the upstream and downstream products of 4-(1H-imidazol-2-yl)pyridine?

For 4-(1H-imidazol-2-yl)pyridine, Upstream Products: 4-(4,5-dihydro-1H-imidazol-2-yl)pyridine, 4-Cyanopyridine, 1-Amino-3,3-diethoxypropane; Downstream Products: 4-[5-(trifluoromethyl)-1H-imidazol-2-yl]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. "4-(1H-imidazol-2-yl)pyridine (CAS 21202-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307837-0 (accessed 2026-11-09).

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