FAUC 213
FAUC 213 (CAS: 337972-47-1), a white solid with the molecular formula C18H19ClN4 and a molecular weight of 326.82 g/mol, is a selective antagonist for dopamine receptors. It is primarily utilised in research settings for studying cell signaling pathways and neuroscience, particularly concerning dopaminergic neurotransmission. Its specific interaction with dopamine receptors makes it a valuable tool for investigating the function of these receptors in biological systems.
- IUPAC
- 2-[4-(4-Chlorophenyl)piperazin-1-ylmethyl]pyrazolo[1,5-a]pyridine

Neuroscience Research
FAUC 213 serves as a research tool in neuroscience to investigate the roles of dopamine receptors, such as DRD2, DRD3, and DRD4, in neural pathways and neurotransmission. Its antagonist activity allows for the study of dopaminergic signalling.
Cell Signaling Studies
This compound is employed in cell biology research to explore cellular responses mediated by G protein-coupled receptors (GPCRs), specifically targeting dopaminergic pathways. It aids in understanding intracellular signalling cascades.
Biochemical Research
As a bioactive small molecule, FAUC 213 is used in biochemical assays to probe receptor-ligand interactions and to characterise the functional properties of dopaminergic systems in vitro.
| Molecular weight | 326.82 |
|---|---|
| Empirical formula | C18H19ClN4 |
| Assay | ≥98% (HPLC) |
| Form | solid |
| Colour | white |
| Solubility | DMSO: ~24 mg/mL (with warming up to 60 °C)H2O: insoluble |
| Storage temperature | 2-8°C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... DRD2(1813), DRD3(1814), DRD4(1815) |
|---|
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 FAUC 213 primarily used for?
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FAUC 213 is primarily used in research for studying dopamine receptors and related cell signaling pathways, particularly in the field of neuroscience.
What are the CAS number and molecular formula for FAUC 213?
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The CAS number for FAUC 213 is 337972-47-1, and its molecular formula is C18H19ClN4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies FAUC 213 with a purity of ≥98% (HPLC). We do not represent this product as USP, BP, or EP grade.
How should FAUC 213 be handled and stored?
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FAUC 213 is a Warning substance (H315, H319, H335) requiring careful handling. Use with a dust mask (type N95), eyeshields, and gloves. Store at 2-8°C.
How is FAUC 213 packed and shipped?
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FAUC 213 is typically supplied as a white solid and is carefully packed for global export, adhering to all relevant shipping regulations.
How can I request a quote or sample for FAUC 213?
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To request a quote or sample for FAUC 213, please contact the Tech Serve Solutions sales team through our website or by phone.
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