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Droperidol

Also known as: 1-(1-(3-(p-Fluorobenzoyl)propyl)-1,2,3,6-tetrahydro-4-pyridyl)-2-benzimidazolinone, 1-[1-[4-(4-fluorophenyl)-4-oxobutyl]-1,2,3,6-tetrahydro-4-pyridinyl]-1,3-dihydro-2H-benzimidazol-2-one, Dehydrobenzperidol, Dridol, Droleptan, Halkan, Inapsine, Innovar, Properidol, Sintodril, Sintosian, 2H-Benzimidazol-2-one, 1-(1-(4-(4-fluorophenyl)-4-oxobutyl)-1,2,3,6-tetrahydro-4-pyridinyl)-1,3-dihydro-

Droperidol (CAS 548-73-2) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C22H22FN3O2 and a molecular weight of 379.427 g/mol. Key properties include a melting point of 148-149ºC, a boiling point of 616.4±65.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 326.6±34.3 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
548-73-2
Jingsj CID
J-30341-1
Molecular Formula
C22H22FN3O2
Molecular Weight
379.427 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point148-149ºC
Boiling Point616.4±65.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point326.6±34.3 °C
Exact Mass379.169617
PSA58.10000
LogP4.22
Vapor Pressure0.0±1.8 mmHg at 25°C
Refractive Index1.636
Storage Conditions2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Frequently Asked Questions

What is the CAS number of Droperidol?

The CAS number of Droperidol is 548-73-2.

What are the molecular formula and molecular weight of Droperidol?

Droperidol has molecular formula C22H22FN3O2 and molecular weight 379.427 g/mol.

Is Droperidol hazardous?

Droperidol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

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

Last updated:

How to cite: Jingsj. "Droperidol (CAS 548-73-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30341-1 (accessed 2026-11-06).

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