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Acid, base and phase-transfer catalysts

Pranolium

Also known as Dimethylpropranolol, N,N-Dimethylpropranolol, Pranolium ion

CAS 50643-33-9Formula C18H26NO2+Molar mass 288.41 g/mol
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Pranolium chemical structure, C18H26NO2+, CAS 50643-33-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
50643-33-9
Formula
C18H26NO2+
Molar mass
288.41 g/mol
HS code
292390
Category
Acid, base and phase-transfer catalysts

What is Pranolium?

Plain description, key identifiers and synonyms

Pranolium is a chemical substance with the molecular formula C18H26NO2+ and a molar mass of 288.41 g/mol. Its CAS registry number is 50643-33-9. The IUPAC name is (2-hydroxy-3-naphthalen-1-yloxypropyl)-dimethyl-propan-2-ylazanium.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2-hydroxy-3-naphthalen-1-yloxypropyl)-dimethyl-propan-2-ylazanium
CAS number
50643-33-9 CAS number cross-checked
Molecular formula
C18H26NO2+
UNII
74H68X6IUL
InChIKey
VOPWPUXOWBDNBN-UHFFFAOYSA-N
InChI
InChI=1S/C18H26NO2/c1-14(2)19(3,4)12-16(20)13-21-18-11-7-9-15-8-5-6-10-17(15)18/h5-11,14,16,20H,12-13H2,1-4H3/q+1
SMILES (canonical and isomeric)
CC(C)[N+](C)(C)CC(COC1=CC=CC2=CC=CC=C21)O

Synonyms

  • Dimethylpropranolol
  • N,N-Dimethylpropranolol
  • Pranolium ion
  • Pranolium cation
  • N,N-Dimethyl-1-isopropylamino-3-(1-naphthyloxy)propan-2-ol
  • 1-Propanaminium, 2-hydroxy-N,N-dimethyl-N-(1-methylethyl)-3-(1-naphthalenyloxy)-
  • 2-Hydroxy-N,N-dimethyl-N-(1-methylethyl)-3-(1-naphthalenyloxy)-1-propanaminium
  • (2-hydroxy-3-naphthalen-1-yloxypropyl)-dimethyl-propan-2-ylazanium
  • UM 272
  • Pranolium chloride(USAN)
  • 1-(Isopropyl(dimethyl)-lambda~5~-azanyl)-3-(1-naphthyloxy)-2-propanol
  • 2-hydroxy-N-isopropyl-N,N-dimethyl-3-(naphthalen-1-yloxy)propan-1-aminium
  • [2-Hydroxy-3-(1-naphthyloxy)propyl]isopropyldimethylammonium-
  • [2-hydroxy-3-(1-naphthyloxy)propyl]-isopropyl-dimethyl-ammonium
  • {[2-Hydroxy-3-(1-naphthyloxy)propyl]isopropyldimethylammonium} chloride
  • 1-Propanaminium, 2-hydroxy-N, N-dimethyl-N-(1-methylethyl)-3-(1-naphthalenyloxy)-
  • 2-Hydroxy-N,N-dimethyl-3-[(naphthalen-1-yl)oxy]-N-(propan-2-yl)propan-1-aminium
  • 1-Propanaminium, 2-hydroxy-N, N-dimethyl-N-(1-methylethyl)-3-(1-naphthalenyloxy)-, chloride

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
288.41 g/molcalc.
Exact mass
288.1958 Dacalc.
LogP (octanol/water)
3.06calc.
Topological polar surface area
29.46 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
6calc.
Heavy atoms
21calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.44calc.
Formal charge
1calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc2ccccc2c1

c1ccc2ccccc2c1

2 rings, 10 atoms, the Naphthalene ring system.

17,920 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Pranolium suppliers

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Pranolium price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Anti-Arrhythmia Agents

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Pranolium is traded under.

HS 2923.90Indicative HS code

Quaternary ammonium salts and hydroxides whether or not chemically defined not elsewhere classified…

World exports in 2024
$1.07B
+14.4% vs 2023, imports $1.16B
2019 to 2024
Top exporters
  1. China36.7%
  2. United States14.2%
  3. Netherlands9.4%
Top importers
  1. South Korea10.7%
  2. Germany10.1%
  3. United States9.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Pranolium is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Pranolium, based on the data on this page

What is Pranolium?

Pranolium is a chemical substance with the molecular formula C18H26NO2+ and a molar mass of 288.41 g/mol. Its CAS registry number is 50643-33-9. The IUPAC name is (2-hydroxy-3-naphthalen-1-yloxypropyl)-dimethyl-propan-2-ylazanium.

What is the CAS number of Pranolium?

The CAS registry number of Pranolium is 50643-33-9.

What is the molecular formula and weight of Pranolium?

The molecular formula of Pranolium is C18H26NO2+ and its molar mass is 288.41 g/mol.

What is Pranolium used for?

Known uses and roles of Pranolium include anti-arrhythmia agents.

Is Pranolium hazardous?

No GHS hazard classification for Pranolium is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Pranolium?

Pranolium is usually classified under HS code 292390 (Quaternary ammonium salts and hydroxides, lecithins and other phosphoaminolipids…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pranolium?

Post a free request on CompoundList and suppliers of Pranolium will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Pranolium?

Suppliers quote Pranolium on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Pranolium

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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