4-(1-Hydroxy-1-methylethyl)-2,2,5,5-tetramethyl-3-imidazolinium-1-yloxy, free radical
4-(1-Hydroxy-1-methylethyl)-2,2,5,5-tetramethyl-3-imidazolinium-1-yloxy, free radical (CAS 302911-80-4) is a stable nitroxide radical with the molecular formula C10H20N2O2 and a molecular weight of 200.28 g/mol. This compound is valuable in chemical synthesis, particularly within radical chemistry. It serves as a useful reagent and is employed in applications involving stable radical species and organic synthesis.
- Synonyms
- 5-tetramethyl-3-imidazolinium-1-yloxy, free radical302911-80-4C10H20N2O2

Radical Chemistry Research
Utilised as a stable free radical in academic and industrial research laboratories for studying reaction mechanisms and developing new synthetic methodologies involving radical intermediates.
Organic Synthesis Reagent
Serves as a versatile reagent in organic synthesis, enabling specific chemical transformations due to its stable radical nature. Its applications may include controlled oxidation or radical trapping.
Materials Science
Potential applications in materials science where stable radicals can influence polymerisation processes or impart specific electronic or magnetic properties to materials.
| Molecular weight | 200.28 |
|---|---|
| Empirical formula | C10H20N2O2 |
| Assay | 98% |
| Melting point | 155-157 °C(lit.) |
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 4-(1-Hydroxy-1-methylethyl)-2,2,5,5-tetramethyl-3-imidazolinium-1-yloxy, free radical used for?
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This compound is primarily used in chemical synthesis, particularly within the field of radical chemistry, and as a stable radical reagent.
What are the CAS number and formula for this chemical?
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The CAS number is 302911-80-4, and the empirical formula is C10H20N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 98%. It is supplied for laboratory and research purposes and is not represented as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling considerations?
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This compound is classified as an irritant (Xi) with risk statements R36/37/38 (Irritating to eyes, respiratory system and skin). When handling, wear suitable protective clothing, gloves, and eye/face protection. In case of contact with eyes, rinse immediately and thoroughly with water and seek medical advice (S26-37/39).
How is this chemical packed and shipped globally?
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Tech Serve Solutions exports fine chemicals and laboratory reagents worldwide, adhering to all relevant shipping and customs regulations for safe and compliant international delivery.
How can I request a sample or quote for this product?
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To request a sample or obtain a quotation for 4-(1-Hydroxy-1-methylethyl)-2,2,5,5-tetramethyl-3-imidazolinium-1-yloxy, free radical, please contact our sales team via the website or provide your details through the product inquiry form.
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