Poloxin
Poloxin (CAS: 321688-88-4), with the molecular formula C18H19NO3 and a molecular weight of 297.35 g/mol, is a chemical compound supplied by Tech Serve Solutions. Available as a white to beige powder, it is primarily utilised in cell biology research, specifically within cell signalling, neuroscience, and kinase/phosphatase biology. Poloxin serves as an inhibitor in Polo-like Kinases (PLK) and serine/threonine kinase pathways, making it a valuable reagent for biochemical studies.
- IUPAC
- 2-Methyl-5-(1-methylethyl)-1-[O-(2-methylbenzoyl)oxime]-2,5-Cyclohexadiene-1,4-dione

Cell Signaling Research
Poloxin is employed as a selective inhibitor in studies investigating cell signalling pathways, particularly those involving Polo-like Kinases (PLK).
Neuroscience Studies
This compound finds application in neuroscience research to explore the role of specific kinase pathways in neuronal function and dysfunction.
Kinase/Phosphatase Biology
As a serine/threonine kinase inhibitor, Poloxin is a key tool for researchers studying the regulatory mechanisms of kinase and phosphatase activity.
| Molecular weight | 297.35 |
|---|---|
| Empirical formula | C18H19NO3 |
| Assay | ≥98% (HPLC) |
| Form | powder |
| Colour | white to beige |
| Solubility | DMSO: soluble5 mg/mL (clear solution, warmed) |
| Storage temperature | 2-8°C |


Hazard statements
- H317May cause an allergic skin reaction
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 43-50 |
| Safety statements (S) | 36/37-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Storage Condition | protect from light |
|---|
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 Poloxin used for?
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Poloxin is used in biochemical research as an inhibitor for Polo-like Kinases (PLK) and serine/threonine kinase pathways, with applications in cell biology, cell signalling, and neuroscience.
What are the CAS number and formula for Poloxin?
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The CAS number for Poloxin is 321688-88-4, and its empirical formula is C18H19NO3.
What grade and purity does Tech Serve Solutions supply for Poloxin?
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Tech Serve Solutions supplies Poloxin with a purity of ≥98% (HPLC). This is a research grade chemical and is not represented as USP, BP, or EP.
How should Poloxin be handled and stored?
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Poloxin is a Warning substance (GHS07, GHS09) that may cause skin irritation (H317) and is very toxic to aquatic life (H400). It should be stored at 2-8°C, protected from light, and handled with appropriate personal protective equipment.
How is Poloxin packed and shipped?
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Poloxin is shipped as UN 3077, Class 9, Packing Group III, indicating it is an environmentally hazardous substance. Specific packing details are available upon request.
How can I request a sample or quote for Poloxin?
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To request a sample or a quote for Poloxin, please contact our sales team through the website or by phone.
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