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2,2-Diphenyl-1-picrylhydrazyl

ALDRICH/D9132

Synonym: 1,1-Diphenyl-2-picrylhydrazyl radical; 2,2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazyl; DPPH

CAS Number: 1898-66-4
Empirical Formula (Hill Notation): C18H12N5O6
Molecular Weight: 394.32
EC Number: 217-591-8
MDL Number: MFCD00007231
Linear Formula: C18H12N5O6
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-D9132-1G 1 g
 $151.00
1/EA		 Add To Favorites
45-D9132-5G 5 g
 $477.00
1/EA		 Add To Favorites

 

color green
form powder
InChI 1S/C18H12N5O6/c24-21(25)15-11-16(22(26)27)18(17(12-15)23(28)29)19-20(13-7-3-1-4-8-13)14-9-5-2-6-10-14/h1-12H
InChI key HHEAADYXPMHMCT-UHFFFAOYSA-N
mp ~135 °C (dec.) (lit.)
Quality Level 100 
SMILES string [O-][N+](=O)c1cc(c([N]N(c2ccccc2)c3ccccc3)c(c1)[N+]([O-])=O)[N+]([O-])=O
storage temp. 2-8°C
Application:
  • Stable p-radical 2,2-diphenyl-1-picrylhydrazyl (DPPH) adsorbed at the elbows of 22×3 reconstructed Au (111): This study focuses on the single-molecule level investigation of the stable organic radical DPPH, exploring its adsorption and interaction characteristics on a gold surface, which is crucial for understanding metal-free magnetic phenomena at subnanometer scales (R Vranik et al., 2020 ).
General description: 2,2-diphenyl-1-picrylhydrazyl is a free radical, which shows hydrogen acceptor ability towards antioxidants. Hence, it is commonly used in DPPH assay for measuring the antioxidant activity of different natural samples such as wine, fruits, herbal tea etc.
Other Notes: Free radical
Packaging: 1, 5 g in glass bottle
mp ~135 °C (dec.) (lit.)
Storage Temp. 2-8°C
UNSPSC 12352127

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