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2-Ethyl-1H-imidazole

Also known as: 2-Ethylimidazole, 1H-Imidazole, 2-ethyl-, 2EMI, Curezol 2EZ, RESICURE NO 45

2-Ethyl-1H-imidazole (CAS 1072-62-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H8N2 and a molecular weight of 96.130 g/mol. Key properties include a melting point of 78-81 °C(lit.), a boiling point of 268.0±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 133.1±5.1 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1072-62-4
Jingsj CID
J-884416-4
Molecular Formula
C5H8N2
Molecular Weight
96.130 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point78-81 °C(lit.)
Boiling Point268.0±0.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point133.1±5.1 °C
Exact Mass96.068748
PSA28.68000
LogP0.16
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.516

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933290090
Summary2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. 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-Ethyl-1H-imidazole?

The CAS number of 2-Ethyl-1H-imidazole is 1072-62-4.

What are the molecular formula and molecular weight of 2-Ethyl-1H-imidazole?

2-Ethyl-1H-imidazole has molecular formula C5H8N2 and molecular weight 96.130 g/mol.

Is 2-Ethyl-1H-imidazole hazardous?

2-Ethyl-1H-imidazole has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Ethyl-1H-imidazole?

For 2-Ethyl-1H-imidazole, Upstream Products: 2-Ethyl-2-imidazoline, Propionaldehyde, 1-Ethylimidazole; Downstream Products: 5-Chloro-2-ethyl-1H-imidazole-4-carbaldehyde, Oxamide, 3-(2-ethyl-1H-imidazol-1-yl)propan-1-amine.

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

Last updated:

How to cite: Jingsj. "2-Ethyl-1H-imidazole (CAS 1072-62-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-884416-4 (accessed 2026-11-09).

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