2,2-Diphenyl-1-picrylhydrazyl (free radical) 95
Fornitore: Thermo Fisher Scientific
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Pericolo
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Synonyms:
2,2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazyl free radical, DPPH free radical
2,2-Diphenyl-1-picrylhydrazyl is used as a sensitive colorimetric free radical scavenger. It serves as a general antioxidant detector. It is utilized to monitor chemical reactions involving radicals as well as a standard of the position and intensity of electron paramagnetic resonance signals. Further, it is employed in the quantitative determination of aliphatic and aromatic thiols by indirect spectroscopy and for photometric determination of tocopherol.
Appearance: Green to black powder
Formula:
C₁₈H₁₂N₅O₆ Peso molecolare: 394.32 g/mol |
MDL Number:
MFCD00007231 CAS Number: 1898-66-4 EINECS: 217-591-8 |
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