4'-(1-Imidazolyl)acetophenone

4-(1-咪唑基)苯乙酮

Also known as: 1-[4-(1H-imidazol-1-yl)phenyl]ethanone, 1-(4-imidazol-1-ylphenyl)ethanone, 4-(1H-imidazol-1-yl)acetophenone, 4'-imidazolylacetophenone, Ro 22-3581, MFCD00005282, EINECS 233-123-5, AKOS BBS-00006485, BUTTPARK 98/50-50, LABOTEST-BB LT00233157

4'-(1-Imidazolyl)acetophenone (CAS 10041-06-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O and a molecular weight of 186.21000 g/mol. It is also known as 1-[4-(1H-imidazol-1-yl)phenyl]ethanone, 1-(4-imidazol-1-ylphenyl)ethanone and 4-(1H-imidazol-1-yl)acetophenone. Key properties include a melting point of 108-110 °C(lit.), a boiling point of 360.9ºC at 760 mmHg, a density of 1.13g/cm3 and a flash point of 172.1ºC. 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.: 10041-06-2
Jingsj CID: J-24458-3
Molecular Formula: C₁₁H₁₀N₂O
Chinese Name: 4-(1-咪唑基)苯乙酮
Molecular Weight: 186.21000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	108-110 °C(lit.)
Boiling Point	360.9ºC at 760 mmHg
Density	1.13g/cm3
Flash Point	172.1ºC
Exact Mass	186.07900
PSA	34.89000
LogP	2.07490
Vapor Pressure	2.15E-05mmHg at 25°C
Refractive Index	1.593

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Activity & Biological Data

Target	Thromboxane synthetase[1]
Additional Information	[1]. Uderman HD, et al. Attenuation of the development of hypertension in spontaneously hypertensive rats by the thromboxane synthetase inhibitor, 4'-(imidazol-1-yl) acetophenone. Prostaglandins. 1982 Aug;24(2):237-44.

Customs & Trade Information

HS Code	2933290090
Summary	2933290090. 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 4'-(1-Imidazolyl)acetophenone?

The CAS number of 4'-(1-Imidazolyl)acetophenone is 10041-06-2.

What are the molecular formula and molecular weight of 4'-(1-Imidazolyl)acetophenone?

4'-(1-Imidazolyl)acetophenone has molecular formula C11H10N2O and molecular weight 186.21000 g/mol.

Is 4'-(1-Imidazolyl)acetophenone hazardous?

4'-(1-Imidazolyl)acetophenone 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 4'-(1-Imidazolyl)acetophenone?

For 4'-(1-Imidazolyl)acetophenone, Upstream Products: Imidazole, 1-(4-Iodophenyl)ethanone, 4'-Bromoacetophenone; Downstream Products: 2-Bromo-1-[4-(1H-imidazol-1-yl)phenyl]ethanone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4'-(1-Imidazolyl)acetophenone (CAS 10041-06-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24458-3 (accessed 2026-10-28).

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