3,3,5,5-Tetramethyl-1-pyrroline N-oxide
- CAS NO.：10135-38-3
- Empirical Formula: C8H15NO
- Molecular Weight: 141.21
- MDL number: MFCD00010542
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:49:14
What is 3,3,5,5-Tetramethyl-1-pyrroline N-oxide?
Chemical properties
white to light yellow adhering crystalline chunks
The Uses of 3,3,5,5-Tetramethyl-1-pyrroline N-oxide
TMPO is a pyrroline-based N-oxyl spin trap. TMPO is described for use as a cell-permeable spin trap probe for ESR studies of biological systems.
What are the applications of Application
TMPO is a solid, cell-permeable and hygroscopic spin trap
General Description
The ESR spectrum of 3,3,5,5-tetramethyl-1-pyrroline N-oxide was studied.
Properties of 3,3,5,5-Tetramethyl-1-pyrroline N-oxide
| Melting point: | 58-61 °C(lit.) |
| Boiling point: | 73 °C1 mm Hg(lit.) |
| Density | 0.9938 (rough estimate) |
| refractive index | 1.4610 (estimate) |
| storage temp. | -20°C |
| form | powder to crystal |
| pka | 2.50±0.60(Predicted) |
| color | White to Orange to Green |
| CAS DataBase Reference | 10135-38-3 |
Safety information for 3,3,5,5-Tetramethyl-1-pyrroline N-oxide
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for 3,3,5,5-Tetramethyl-1-pyrroline N-oxide
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