Tetraphenyl butadiene

Tetraphenyl butadiene (1,1,4,4-tetraphenyl-1,3-butadiene or TPB) is an organic chemical compound used as an electroluminescent dye. It glows blue with an emission spectrum peak wavelength at 430 nm,[2] which makes it useful as a wavelength shifter.[3][4]

Tetraphenyl butadiene
Names
IUPAC name
1,1,4,4-Tetraphenyl-1,3-butadiene
Other names
TPB
Identifiers
ChemSpider
ECHA InfoCard 100.014.468
EC Number
  • CY9040630
Properties
C28H22
Molar mass 358.484 g·mol−1
Appearance White to yellow white needles
Density 1.079 g/cm3
Melting point 203.5 °C (398.3 °F; 476.6 K)
Solubility soluble in ethanol, benzene, chloroform, acetic acid[1]
Hazards
Safety data sheet Sigma-Aldrich
R-phrases (outdated) R36/37/38
S-phrases (outdated) S26 S36
NFPA 704 (fire diamond)
Flammability code 0: Will not burn. E.g. waterHealth code 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g. chloroformReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
0
2
0
Flash point 289 °C (552 °F; 562 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

References
  1. Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, FL: CRC Press. pp. 3–526. ISBN 978-0-8493-0594-8.
  2. Burton, W. M; Powell, B. A (1973). "Fluorescence of Tetraphenyl-Butadiene in the Vacuum Ultraviolet". Applied Optics. 12 (1): 87–9. doi:10.1364/AO.12.000087. PMID 20125234..
  3. Wise, Donald Lee; Gary E. Wnek; Debra J. Trantolo; Thomas M. Cooper; Joseph D. Gresser (1998). Photonic Polymer Systems. CRC Press. p. 250. ISBN 978-0-8247-0152-9. Retrieved 2009-06-02.
  4. Wernick, Miles N.; John N. Aarsvold (2004). Emission Tomography. Academic Press. p. 374. ISBN 978-0-12-744482-6. Retrieved 2009-06-02.


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