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Merck
CN

D210404

Sigma-Aldrich

2,5-二苯基噁唑

99%, suitable for scintillation

别名:

DPO, PPO

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关于此项目

经验公式(希尔记法):
C15H11NO
CAS Number:
分子量:
221.25
Beilstein:
157021
EC 号:
MDL编号:
UNSPSC代码:
12352103
PubChem化学物质编号:
NACRES:
NA.23
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质量水平

方案

99%

表单

powder

沸点

360 °C (lit.)

mp

72-74 °C (lit.)

λmax

303 nm

适用性

suitable for scintillation

SMILES字符串

c1ccc(cc1)-c2cnc(o2)-c3ccccc3

InChI

1S/C15H11NO/c1-3-7-12(8-4-1)14-11-16-15(17-14)13-9-5-2-6-10-13/h1-11H

InChI key

CNRNYORZJGVOSY-UHFFFAOYSA-N

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一般描述

2,5-二苯基噁唑 (PPO) 是一种噁唑,可作为闪烁试剂和激光染料。它的荧光波长为375nm。凭借高量子产率和大斯托克斯位移,它可作为液体样品的波长位移剂。

应用

PPO可作为提高塑料闪烁体光电反馈的掺杂剂,后者可作为核材料的辐射探测器。它可包被多肽底物形成放射性标记,用于确定赖氨酸甲基转移酶的底物特异性。它还可用于合成有机发光材料,用于制造发光二极管 (LED)。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

386.6 - 393.8 °F - closed cup

闪点(°C)

197 - 201 °C - closed cup

个人防护装备

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Synthesis and optical properties of highly luminescent phenyloxazole silane polymer.
Skorotetcky MS.
Mendeleev Communications, 27(4), 377-379 (2017)
Phase transition pattern of 2, 5-diphenyloxazole/γ-cyclodextrin (PPO/-CD) self-assembly.
Agnew KA
Journal of Photochemistry and Photobiology A: Chemistry, 91(3), 205-210 (1995)
Methacrylate based cross-linkers for improved thermomechanical properties and retention of radiation detection response in plastic scintillators.
Mahl A, et al.
Nucl. Instrum. Methods Phys. Res., Sect. A, 884(10), 113-118 (2018)
An optimized method using peptide arrays for the identification of in vitro substrates of lysine methyltransferase enzymes.
Rowe EM and Biggar KK
MethodsX, 5(10), 118-124 (2018)
J T Ahokas et al.
Pharmacology & toxicology, 61(3), 184-190 (1987-09-01)
The oxidative metabolism of 2,5-diphenyloxazole (PPO) is associated with 3-methylcholanthrene inducible cytochrome P-450. The major metabolite formed has m/z of 237, corresponding to hydroxylated PPO. All the possible hydroxylated metabolites of PPO were synthesized and characterized, enabling the assignment of

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