Name | 4-Phenyl-3H-1,2,4-triazole-3,5(4H)-dione |
Synonyms | PTAD NSC 150362 AURORA KA-3851 4-phenyl-1,2,4-triazole-3,5-dione 4-Phenyl-1,2,4-triazole-3,5-dione 4-Phenyl-1,2,4-triazoline-3,5-dione 4-PHENYL-1,2,4-TRIAZOLINE-3,5-DIONE 4-PHENYL-3H-1,2,4-TRIAZOLINE-3,5-DIONE 4-Phenyl-3H-1,2,4-triazole-3,5(4H)-dione 3H-1,2,4-Triazole-3,5(4H)-dione, 4-phenyl- 4-PHENYL-3,5-DIHYDRO-4ETA-1,2,4-TRIAZOLE-3,5-DIONE |
CAS | 4233-33-4 |
EINECS | 224-191-7 |
InChI | InChI=1/C8H5N3O2/c12-7-9-10-8(13)11(7)6-4-2-1-3-5-6/h1-5H |
InChIKey | ISULLEUFOQSBGY-UHFFFAOYSA-N |
Molecular Formula | C8H5N3O2 |
Molar Mass | 175.14 |
Density | 1.47±0.1 g/cm3(Predicted) |
Melting Point | 165-170°C (dec.)(lit.) |
Boling Point | 263.8±23.0 °C(Predicted) |
Flash Point | 113.4°C |
Solubility | Chloroform (Sparingly), DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Sli |
Vapor Presure | 0.0101mmHg at 25°C |
Appearance | Solid |
Color | Red to Dark Red |
BRN | 141548 |
pKa | -1.71±0.20(Predicted) |
Storage Condition | 2-8°C |
Sensitive | Sensitive to air |
Refractive Index | 1.701 |
MDL | MFCD00003148 |
Physical and Chemical Properties | Rose Red solid |
Use | Highly selective reagents for the oxidation of thiols to disulfides. Ureazole is synthesized by [3 2] cycloaddition reaction under the action of allylsilane compounds. |
Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
WGK Germany | 3 |
HS Code | 29339900 |