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CAS RN: 18390-00-6 | Product Number: A5440
PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere]
![Chemical Structure of PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere]](/medias/A5440.jpg?context=bWFzdGVyfHJvb3R8NTY2MDV8aW1hZ2UvanBlZ3xhR0V5TDJoa1ppODRPVEU1TnpNNU1EQTNNREEyTDBFMU5EUXdMbXB3Wnd8YzM0NTk0YWUxNmE1NTU5ZGUwNzk5ODhmZTdhN2ZhMDcwM2VjZmI1ZTQ4MTVhMjc3MjBiMTllNzE0ZGQ5YzE5Ng "PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere]")
![Thumbnail of PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere]](/medias/A5440.jpg?context=bWFzdGVyfHJvb3R8MTYzNTl8aW1hZ2UvanBlZ3xhREJqTDJnM01pODRPVE16TVRneE1EazFPVFkyTDBFMU5EUXdMbXB3Wnd8YzUzZDkzZDNkMzQ4YTBkZGY2MzY4NGUyMTg3NWU4NzA3YTI2MDUwMjdmNGRlMzE0ZTlhNWY3ZGE1ZDU1MTZhMQ)
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![PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere]](/_ui/responsive/theme-tci/images/missing_product_zoom.webp "PTIO (=2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl) [Stable free radical reagent for the simultaneous determination of NO and NO2 in the atmosphere]")
Purity: >98.0%(T)
Synonyms:
- 4,5-Dihydro-4,4,5,5-tetramethyl-2-phenyl-1H-imidazol-1-yloxy-1-oxide
- 2-Phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl
Product Documents:
| Size | Unit Price | Same Day | 2-3 Business Days | Other Lead Time |
Shipping Information
|
|---|---|---|---|---|---|
| 1G |
$138.00
|
≥60 | 11 | It can be shipped in about 2 weeks after ordering | |
| 5G |
$413.00
|
13 | 1 | It can be shipped in about 2 weeks after ordering |
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* The storage conditions are subject to change without notice.
| Product Number | A5440 |
Purity / Analysis Method 
|
>98.0%(T) |
| Molecular Formula / Molecular Weight | C__1__3H__1__7N__2O__2 = 233.29 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Refrigerated (0-10°C) |
| Condition to Avoid | Light Sensitive,Heat Sensitive |
| Packaging and Container
|
1G-Glass Bottle with Plastic Insert (View image) |
| CAS RN | 18390-00-6 |
| Reaxys Registry Number | 13743042 |
| PubChem Substance ID | 87563150 |
| MDL Number | MFCD00059929 |
Specifications
| Appearance | Blue to Dark blue powder to crystal |
| Purity(Nonaqueous Titration) | min. 98.0 % |
| Lambda max. | 358.0 to 362.0 nm(EtOH) |
| Molar extinction coefficient | min. 10,000(EtOH, 358.0 to 362.0 nm) |
Properties (reference)
| Solubility (soluble in) | Methanol |
GHS
Related Laws:
Transport Information:
| H.S.code* | 2933.99-000 |
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