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Merck
CN

86470

p-Terphenyl

suitable for scintillation, ≥98.5% (HPLC)

Synonym(s):

1,4-Diphenylbenzene, PT, PTP

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About This Item

Linear Formula:
C6H5C6H4C6H5
CAS Number:
92-94-4
Molecular Weight:
230.30
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
329769462
EC Number:
202-205-2
Beilstein/REAXYS Number:
1908447
MDL number:
MFCD00003061

Key Documents

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Product Name

p-Terphenyl, suitable for scintillation, ≥98.5% (HPLC)

InChI key

XJKSTNDFUHDPQJ-UHFFFAOYSA-N

InChI

1S/C18H14/c1-3-7-15(8-4-1)17-11-13-18(14-12-17)16-9-5-2-6-10-16/h1-14H

SMILES string

c1ccc(cc1)-c2ccc(cc2)-c3ccccc3

vapor density

7.95 (vs air)

assay

≥98.5% (HPLC)

form

solid

bp

389 °C (lit.)

mp

212-213 °C (lit.)
212-214 °C

fluorescence

λex 286 nm; λem 343 nm in DMF

λ

in ethanol

UV absorption

λ: 277 nm Amax: ≥98.5%

suitability

suitable for scintillation

functional group

phenyl

Quality Level

200

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Analysis Note

In addition to the emission maximum at 343 nm, there are lower maxima at 325 and 327 nm.

Preparation Note

λmax. 277 nm, log ε 4.50

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319,H413

Hazard Classifications

Aquatic Chronic 4 - Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

404.6 °F - closed cup

flash_point_c

207 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
WXBF7685V
BCCK9634

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Nature communications, 6, 6215-6215 (2015-02-24)
Recently, the world's first room-temperature maser was demonstrated. The maser consisted of a sapphire ring housing a crystal of pentacene-doped p-terphenyl, pumped by a pulsed rhodamine-dye laser. Stimulated emission of microwaves was aided by the high quality factor and small
Xiaojie Zhou et al.
PloS one, 9(9), e106932-e106932 (2014-09-30)
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