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Screening compounds

Libexin

Also known as Lomapect, Prenoxdiazine hydrochloride, Tibexin

CAS 982-43-4Formula C23H28ClN3OMolar mass 397.95 g/molEC 213-567-6
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Libexin chemical structure, C23H28ClN3O, CAS 982-43-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
982-43-4
Formula
C23H28ClN3O
Molar mass
397.95 g/mol
EC number
213-567-6
HS code
293499
Category
Screening compounds

What is Libexin?

Plain description, key identifiers and synonyms

Libexin is a chemical substance with the molecular formula C23H28ClN3O and a molar mass of 397.95 g/mol. Its CAS registry number is 982-43-4. The IUPAC name is 3-(2,2-diphenylethyl)-5-(2-piperidin-1-ylethyl)-1,2,4-oxadiazole, hydrochloride.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-(2,2-diphenylethyl)-5-(2-piperidin-1-ylethyl)-1,2,4-oxadiazole, hydrochloride
CAS number
982-43-4 CAS number cross-checked
EC number
213-567-6
Molecular formula
C23H28ClN3O
UNII
390WW7V7MZ
InChIKey
ONTOFAWPPHNLML-UHFFFAOYSA-N
InChI
InChI=1S/C23H27N3O.ClH/c1-4-10-19(11-5-1)21(20-12-6-2-7-13-20)18-22-24-23(27-25-22)14-17-26-15-8-3-9-16-26;/h1-2,4-7,10-13,21H,3,8-9,14-18H2;1H
SMILES (canonical and isomeric)
C1CCN(CC1)CCC2=NC(=NO2)CC(C3=CC=CC=C3)C4=CC=CC=C4.Cl

Synonyms

  • Lomapect
  • Prenoxdiazine hydrochloride
  • Tibexin
  • libeksin
  • Lomapect, HK 256, Prenoxdiazine
  • Libexin (TN)
  • Toparten
  • 3-(2,2-diphenylethyl)-5-(2-piperidin-1-ylethyl)-1,2,4-oxadiazole, hydrochloride
  • HK 256
  • 3-(2,2-Diphenylaethyl)-5-(2-piperidinoaethyl)-1,2,4-oxadiazol
  • 1-(2-(3-(2,2-Diphenylethyl)-1,2,4-oxadiazol-5-yl)ethyl)piperidine monohydrochloride
  • Prenoxdiazin hydrochloride
  • 1-(2-(3-(2,2-Diphenylethyl)-1,2,4-oxadiazol-5-yl)ethyl)piperidine,monohydrochloride
  • 3-(2,2-Diphenylethyl)-5-(2-(piperidin-1-yl)ethyl)-1,2,4-oxadiazole hydrochloride
  • Piperidine, 1-(2-(3-(2,2-diphenylethyl)-1,2,4-oxadiazol-5-yl)ethyl)-, monohydrochloride
  • 1-{2-[3-(2,2-Diphenylethyl)-1,2,4-oxadiazol-5-yl]ethyl}piperidine--hydrogen chloride (1/1)
  • Piperidine, 1-(2-(3-(2,2-diphenylethyl)-1,2,4-oxadiazol-5-yl)ethyl)-, hydrochloride (1:1)

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
397.95 g/molcalc.
Exact mass
397.1921 Dacalc.
LogP (octanol/water)
4.89calc.
Topological polar surface area
42.16 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
7calc.
Heavy atoms
28calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.39calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
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, c1ccc(C(Cc2noc(CCN3CCCCC3)n2)c2ccccc2)cc1

c1ccc(C(Cc2noc(CCN3CCCCC3)n2)c2ccccc2)cc1

4 rings, 27 atoms, the Prenoxdiazine ring system.

2 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.

Libexin suppliers

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Libexin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

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 Libexin is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Libexin?

Libexin is a chemical substance with the molecular formula C23H28ClN3O and a molar mass of 397.95 g/mol. Its CAS registry number is 982-43-4. The IUPAC name is 3-(2,2-diphenylethyl)-5-(2-piperidin-1-ylethyl)-1,2,4-oxadiazole, hydrochloride.

What is the CAS number of Libexin?

The CAS registry number of Libexin is 982-43-4.

What is the molecular formula and weight of Libexin?

The molecular formula of Libexin is C23H28ClN3O and its molar mass is 397.95 g/mol.

What is Libexin used for?

Known uses and roles of Libexin include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Libexin hazardous?

No GHS hazard classification for Libexin 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 Libexin?

Libexin is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Libexin?

CompoundList lists 1 supplier of Libexin in France. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Libexin?

Suppliers quote Libexin 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

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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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