2,5-Diphenyloxazole: Difference between revisions
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| CASNo=92-71-7 |
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| UNII_Ref = {{fdacite|correct|FDA}} |
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| UNII = 2P8A647RYF |
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| PubChem=7105 |
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|Section2={{Chembox Properties |
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| C=15|H=11|N=1|O=1 |
| C=15|H=11|N=1|O=1 |
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| Appearance= |
| Appearance= greenish powder |
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| Density=1.094 g/cm<sup>3</sup> (100 °C)<ref name=crc/> |
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| RefractIndex = 1.6231 (100 °C)<ref name=crc/> |
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| MeltingPtC=71 |
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| MeltingPt_ref =<ref name=crc>{{cite book | editor= Haynes, William M. | date = 2016| title = [[CRC Handbook of Chemistry and Physics]] | edition = 97th | publisher = [[CRC Press]] | isbn = 9781498754293|page=3.232}}</ref> |
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| BoilingPtC=360 |
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Latest revision as of 04:43, 9 September 2022
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| Names | |
|---|---|
| Preferred IUPAC name
2,5-Diphenyl-1,3-oxazole | |
| Other names
PPO, DPO, POP
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| Identifiers | |
| ChemSpider | |
| ECHA InfoCard | 100.001.984 |
| EC Number |
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PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| C15H11NO | |
| Molar mass | 221.259 g·mol−1 |
| Appearance | greenish powder |
| Density | 1.094 g/cm3 (100 °C)[1] |
| Melting point | 71 °C (160 °F; 344 K)[1] |
| Boiling point | 360 °C (680 °F; 633 K)[1] |
Refractive index (nD)
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1.6231 (100 °C)[1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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2,5-Diphenyloxazole (PPO) is an organic scintillator.[2] It is used as a wavelength shifter (also called a "primary shifter" or "fluor"), which means that it converts shorter wavelength light to longer wavelength light. Its output spectrum peaks at 385 nm, which is in the range of UV light.
References
[edit]- ^ a b c d Haynes, William M., ed. (2016). CRC Handbook of Chemistry and Physics (97th ed.). CRC Press. p. 3.232. ISBN 9781498754293.
- ^ Bertrand, Guillaume H. V.; Hamel, Matthieu; Sguerra, Fabien (2014). "Current Status on Plastic Scintillators Modifications". Chemistry - A European Journal. 20 (48): 15660–15685. doi:10.1002/chem.201404093. PMID 25335882.