GR 103691
GR 103691 (CAS: 162408-66-4), a complex organic molecule with the empirical formula C30H35N3O3 and a molecular weight of 485.62, is supplied as a white solid. This compound serves as a valuable research tool in cell biology and neuroscience, particularly in the study of G protein-coupled receptors (GPCRs) and dopaminergic pathways. Its primary application lies in its function as an antagonist, making it instrumental for investigating cellular signalling mechanisms and potential therapeutic targets.
- IUPAC
- 4′-Acetyl-N-[4-[4-(2-methoxyphenyl)-1-piperazinyl]butyl]-[1,1′-biphenyl]-4-carboxamide

Neuroscience Research
GR 103691 is utilised in neuroscience for its dopaminergic antagonist properties, aiding the study of neurotransmitter systems and related disorders. It is valuable for exploring the function of dopamine receptors in cellular signalling.
GPCR Signalling Studies
As a GPCR modulator, this compound is employed to investigate the intricate signalling cascades initiated by G protein-coupled receptors. This helps in understanding receptor function and downstream effects.
Drug Discovery and Development
GR 103691 functions as a potential therapeutic candidate, offering a starting point for the development of new pharmaceuticals targeting neurological conditions. Its antagonist profile is key to this application.
Cell Biology Investigations
This molecule is a useful reagent in cell biology to probe cellular responses and pathways influenced by specific receptor interactions. Its well-defined activity aids in precise experimental design.
| Molecular weight | 485.62 |
|---|---|
| Empirical formula | C30H35N3O3 |
| Assay | >98% (HPLC) |
| Form | solid |
| Colour | white |
| Solubility | DMSO: soluble >5 mg/mL at 60 °C |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Htr1a(24473) |
|---|
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 GR 103691 used for?
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GR 103691 is used for research in neuroscience and cell biology, particularly as a dopaminergic antagonist and GPCR modulator. It is also investigated as a potential therapeutic candidate.
What is the CAS number and formula for GR 103691?
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The CAS number for GR 103691 is 162408-66-4, and its empirical formula is C30H35N3O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies GR 103691 with a purity of >98% (HPLC). This product is intended for research purposes and is not represented as USP, BP, or EP grade.
What are the safety and handling recommendations for GR 103691?
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When handling GR 103691, it is essential to use personal protective equipment including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The compound has a WGK rating of 3 in Germany, indicating a high hazard level.
How is GR 103691 packaged, shipped, and exported?
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GR 103691 is typically supplied as a white solid. Tech Serve Solutions adheres to all necessary regulations for the safe packaging, shipping, and export of chemicals globally.
How can I request a sample or quote for GR 103691?
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To request a sample or obtain a quote for GR 103691, please contact our sales department through the website or by phone. Our team will be pleased to assist you.
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