Chlorprothixene hydrochloride
Chlorprothixene hydrochloride (CAS 6469-93-8) is a thioxanthene derivative with the molecular formula C18H18ClNS · HCl and a molecular weight of 352.32 g/mol. This compound functions as a potent antagonist, primarily recognised for its activity within dopaminergic pathways. It serves as a valuable tool in neurochemical research, particularly in studies involving dopamine receptor interactions and neurotransmission.
- IUPAC
- 2-Chloro-9-(3-dimethylaminopropylidene)thioxanthene hydrochloride

Neuroscience Research
Used as a research chemical to investigate dopamine receptor antagonism and its effects on neurotransmission in the central nervous system. Its specific action on dopamine receptors makes it a key compound for studying neurological pathways.
GPCR Modulation Studies
Serves as a pharmacological tool for exploring G protein-coupled receptor (GPCR) function, specifically targeting dopamine receptors. This aids in understanding cellular signaling mechanisms regulated by these receptors.
Biochemical Assays
Employed in biochemical assays to characterise receptor binding affinities and functional responses. Its known antagonist properties allow for the validation of assay systems and screening of novel compounds.
| Molecular weight | 352.32 |
|---|---|
| Empirical formula | C18H18ClNS · HCl |
| Storage temperature | 2-8°C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... DRD2(1813) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Chlorprothixene hydrochloride used for?
+
Chlorprothixene hydrochloride is primarily used as a research chemical in neuroscience and pharmacology to study dopamine receptor antagonism, neurochemical pathways, and G protein-coupled receptor (GPCR) function.
What is the CAS number and molecular formula for Chlorprothixene hydrochloride?
+
The CAS number for Chlorprothixene hydrochloride is 6469-93-8. Its empirical formula in Hill notation is C18H18ClNS · HCl.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Chlorprothixene hydrochloride with a specified purity. For precise assay details, please refer to the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should Chlorprothixene hydrochloride be handled safely?
+
Chlorprothixene hydrochloride is classified with GHS06, a Danger signal word, and carries hazard statement H301 (Toxic if swallowed). Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment, including gloves and eye protection. Follow P301 + P310 (IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician).
Is Chlorprothixene hydrochloride a controlled substance?
+
The provided data does not indicate that Chlorprothixene hydrochloride is a controlled substance. However, users should verify local regulations.
How is Chlorprothixene hydrochloride packed and shipped?
+
Chlorprothixene hydrochloride is typically packed and shipped according to UN 2811, Class 6.1, Packing Group III regulations, ensuring safe transport. We export globally.
How can I request a sample or quote for Chlorprothixene hydrochloride?
+
To request a sample or a quote for Chlorprothixene hydrochloride, please contact our sales department through the website or by phone, referencing the product name and CAS number.
▶ Related products
![(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide (C8H13N3O4) — chemical structure, CAS 138472-01-2; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F138472-01-2.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide
C8H13N3O4
Biochemicals & Reagents![(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide (C14H18N4O4) — chemical structure, CAS 162626-99-5; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F162626-99-5.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide
C14H18N4O4
Biochemicals & Reagents
(±)-2,5-Dimethoxy-4-bromoamphetamine hydrobromide
Biochemicals & Reagents

(±)-2-(p-Methoxyphenoxy)propionic acid
C10H12O4
Biochemicals & Reagents
(±)-2-Amino-6,7-dihydroxy-1,2,3,4-tetrahydronaphthalene hydrobromide
C10H13NO2·HBr
Biochemicals & Reagents
(±)-2-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxyoctanoic acid
C8H16O3
Biochemicals & Reagents▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis