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Screening compounds

Clopenthixol

Also known as Chlorpenthixol, Clopentixol, Clopenthixolum

CAS 982-24-1Formula C22H25ClN2OSMolar mass 400.98 g/molEC 213-566-0
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Clopenthixol chemical structure, C22H25ClN2OS, CAS 982-24-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
982-24-1
Formula
C22H25ClN2OS
Molar mass
400.98 g/mol
EC number
213-566-0
HS code
293499
Category
Screening compounds

What is Clopenthixol?

Plain description, key identifiers and synonyms

Clopenthixol is a chemical substance with the molecular formula C22H25ClN2OS and a molar mass of 400.98 g/mol. Its CAS registry number is 982-24-1. The IUPAC name is 2-[4-[3-(2-chlorothioxanthen-9-ylidene)propyl]piperazin-1-yl]ethanol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[4-[3-(2-chlorothioxanthen-9-ylidene)propyl]piperazin-1-yl]ethanol
CAS number
982-24-1 CAS number cross-checked
EC number
213-566-0
Molecular formula
C22H25ClN2OS
InChIKey
WFPIAZLQTJBIFN-UHFFFAOYSA-N
InChI
InChI=1S/C22H25ClN2OS/c23-17-7-8-22-20(16-17)18(19-4-1-2-6-21(19)27-22)5-3-9-24-10-12-25(13-11-24)14-15-26/h1-2,4-8,16,26H,3,9-15H2
SMILES (canonical and isomeric)
C1CN(CCN1CCC=C2C3=CC=CC=C3SC4=C2C=C(C=C4)Cl)CCO

Synonyms

  • Chlorpenthixol
  • Clopentixol
  • Clopenthixolum
  • clopentixolo
  • 4-(3-(2-Chlorothioxanthen-9-ylidene)propyl)-1-piperazineethanol
  • 4-(3-(2-Chloro-9H-thioxanthen-9-ylidene)propyl)-1-piperazineethanol
  • alpha Clopenthixol
  • alpha-Clopenthixol
  • 2-(4-(3-(2-chloro-9H-thioxanthen-9-ylidene)propyl)piperazin-1-yl)ethan-1-ol
  • 2-{4-[3-(2-chloro-9H-thioxanthen-9-ylidene)propyl]piperazin-1-yl}ethan-1-ol
  • 1-Piperazineethanol, 4-(3-(2-Chloro-9H-thioxanthen-9-ylidene)propyl)-
  • Sordinol
  • 2-[4-[3-(2-chlorothioxanthen-9-ylidene)propyl]piperazin-1-yl]ethanol
  • (Z)-Clopenthixol
  • AY 62021

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
400.98 g/molcalc.
Exact mass
400.1376 Dacalc.
LogP (octanol/water)
4.24calc.
Topological polar surface area
26.71 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
5calc.
Heavy atoms
27calc.
Rings
4calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.36calc.
Formal charge
0calc.
Stereocentres
0calc.
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, C(CCN1CCNCC1)=C1c2ccccc2Sc2ccccc21

C(CCN1CCNCC1)=C1c2ccccc2Sc2ccccc21

4 rings, 23 atoms.

67 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.

Clopenthixol suppliers

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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

1 supplier in 1 country

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Clopenthixol 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

Use classes: Pharmaceuticals.

Pharmacological actions

  • Antipsychotic Agents
  • Dopamine Antagonists

Roles

  • H1-receptor antagonist
  • adrenergic agent
  • adrenergic antagonist
  • alpha-adrenergic antagonist
  • alpha-adrenergic drug
  • antagonist
  • antipsychotic agent
  • central nervous system depressant
  • central nervous system drug
  • dopaminergic agent
  • dopaminergic antagonist
  • first generation antipsychotic
  • histamine antagonist
  • histaminergic drug
  • neurotransmitter agent
  • pharmaceutical
  • psychotropic drug
  • serotonergic antagonist
  • serotonergic drug
  • tranquilizing drug

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 Clopenthixol 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 Clopenthixol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Clopenthixol?

Clopenthixol is a chemical substance with the molecular formula C22H25ClN2OS and a molar mass of 400.98 g/mol. Its CAS registry number is 982-24-1. The IUPAC name is 2-[4-[3-(2-chlorothioxanthen-9-ylidene)propyl]piperazin-1-yl]ethanol.

What is the CAS number of Clopenthixol?

The CAS registry number of Clopenthixol is 982-24-1.

What is the molecular formula and weight of Clopenthixol?

The molecular formula of Clopenthixol is C22H25ClN2OS and its molar mass is 400.98 g/mol.

What is Clopenthixol used for?

Use classes: Pharmaceuticals.

Is Clopenthixol hazardous?

No GHS hazard classification for Clopenthixol 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 Clopenthixol?

Clopenthixol 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 Clopenthixol?

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

What is the price of Clopenthixol?

Suppliers quote Clopenthixol 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 Clopenthixol

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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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