257621
2,2-二(4-叔辛基苯基)-1-苦基肼基，自由基
别名:
2,2-二(4-叔辛基苯基)-1-苦基肼基, 2,2-双[4-(1,1,3,3-四甲基丁基)苯基]-1-(2,4,6-三硝基苯基)肼基, DPPH
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关于此项目
经验公式（希尔记法）:
C34H44N5O6
化学文摘社编号:
分子量:
618.74
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352005
MDL number:
Form:
solid
form
solid
Quality Level
mp
171 °C (dec.) (lit.)
λmax
531 nm
functional group
nitro
storage temp.
2-8°C
SMILES string
CC(C)(C)CC(C)(C)c1ccc(cc1)N([N]c2c(cc(cc2[N+]([O-])=O)[N+]([O-])=O)[N+]([O-])=O)c3ccc(cc3)C(C)(C)CC(C)(C)C
InChI
1S/C34H44N5O6/c1-31(2,3)21-33(7,8)23-11-15-25(16-12-23)36(26-17-13-24(14-18-26)34(9,10)22-32(4,5)6)35-30-28(38(42)43)19-27(37(40)41)20-29(30)39(44)45/h11-20H,21-22H2,1-10H3
InChI key
CLOCMRDQPYXVKP-UHFFFAOYSA-N
General description
2,2-二(4-叔辛基苯基)-1-苦基肼基(DPPH)是一种“稳定”的自由基，因为它的保质期长，并可在一般的实验室条件下合成和储存。
Application
2,2-二(4-叔辛基苯基)-1-苦基肼基(DPPH)可作为电子顺磁共振光谱法(EPR)的校准标准品，以及聚合物的自由基清除剂。也可作为“DPPH比色法”的有效试剂，用于检测各种化合物（大部分为酚类）的自由基清除能力。DPPH与抗氧化剂反应后，颜色从深紫色变成浅黄色，通过分光光度法可测定抗氧化剂活性。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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Food chemistry, 309, 125742-125742 (2019-11-11)
Extracts from the edible insects Acheta domesticus and Tenebrio molitor were obtained by ultrasound-assisted extraction (UAE) and pressurized-liquid extraction (PLE) using ethanol (E) or ethanol:water (E:W). Characterization by GC-MS was performed and total phenolic compounds (TPC), antioxidant activity (DPPH) and
Jian-Xin Diao et al.
Chinese journal of integrative medicine, 26(10), 736-744 (2019-11-27)
To investigate the phenolic composition, antioxidant properties, and hepatoprotective mechanisms of polyphenols from green tea extract (GTP) in carbon tetrachloride (CCl4)-induced acute liver injury mouse model. High-performance liquid chromatography was used to analyze the chemical composition of the extract. Antioxidant
Konrad A Szychowski et al.
Pesticide biochemistry and physiology, 168, 104638-104638 (2020-07-28)
Triclosan (TCS) is commonly used worldwide in a range of personal care and sanitizing products. A number of studies have revealed the presence of TCS in human tissues. It has recently been shown that TCS can interact with AhR in
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 257621-100MG | 04061826059494 |