CAS 92-94-4 p-Terphenyl - Materials / Alfa Chemistry

NAVIGATION

p-Terphenyl

PRICE INQUIRY

Catalog Number

ACM92944-4

CAS Number

92-94-4

Product Name

p-Terphenyl

Structure

Category

Carbon Nanomaterials; Electroluminescence Materials; Other Materials

Synonyms

1,4-Diphenylbenzene

Description

P-terphenyl appears as white or light-yellow needles or leaves. mp: 212-213° C, bp 376°C. Density: 1.23 g/cm³. Insoluble in water. Soluble in hot benzene. Very soluble in hot ethyl alcohol. Usually shipped as a solid mixture with its isomers o-terphenyl and m-terphenyl that is used as a heat-transfer fluid.;White or light-yellow solid.

IUPAC Name

1,4-Diphenylbenzene

Molecular Weight

230.3

Molecular Formula

C18H14

Canonical SMILES

C1=CC=C(C=C1)C2=CC=C(C=C2)C3=CC=CC=C3

InChI

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

InChI Key

XJKSTNDFUHDPQJ-UHFFFAOYSA-N

Boiling Point

389 °C

Melting Point

212-213 °C

Flash Point

207 °C

Purity

99%

Density

1.23 g/cm3

Solubility

Insoluble (NIOSH, 2016);7.82e-08 M;SOL IN BENZENE & ETHANOL (ORDER OF SOLUBILITY IN THESE SUBSTANCES DECR FROM ORTHO TO PARA FORM);Sparingly soluble in lower alcohols and glycols; soluble in common aromatic solvents.;Water solubility = 1.79X10-2 mg/l at 25 °C;Insoluble

Application

p-Terphenyl is a specialty material primarily utilized for its unique properties in various scientific and industrial applications. In opto-electronic devices such as organic LEDs, p-Terphenyl is being explored due to its effective role as a nonpolar laser dye and its potential in these emerging technologies. This aromatic hydrocarbon, characterized by its structure of three benzene rings, also exhibits sensitivity to VUV radiation, making it a valuable component in particle physics for its ability to shift wavelengths and read scintillation light from liquid Xenon. Furthermore, p-Terphenyl's fluorescence under radiation enables its use as an organic scintillation reagent and illuminant in scintillation counters, adding significance to its application in fine chemical engineering. Its insolubility in water combined with the capability to be separated from biphenyl production by-products also allows it to be used in organic synthesis as a precursor for antifungal cyclic peptides and polyamide materials. Additionally, p-Terphenyl finds use in LCD electronics for preparing diphenyl LCD materials, and it contributes to photoreduction processes involving metals like cobalt and iron, highlighting its versatility and indispensable role in modern chemical and physical research.

Color/Form

COLORLESS OR LIGHT-YELLOW SOLID;White or light-yellow solid.

Complexity

198

Covalently-Bonded Unit Count

Defined Atom Stereocenter Count

Defined Bond Stereocenter Count

EC Number

202-205-2

Exact Mass

230.1095

Formal Charge

Heavy Atom Count

Hydrogen Bond Acceptor Count

Hydrogen Bond Donor Count

Isotope Atom Count

Log P

6.03 (LogP)

Monoisotopic Mass

230.1095

NSC Number

6810

Other Experimental

Heat of formation = 68.36 MJ/kg; Heat of fusion = 146.5 kJ/kg;Crumbly, wax-like flakes at room temperature and light amber liquids above the melting point /Commercial terphenyl mixtures/;Faint, pleasant odor /Commercial terphenyl mixtures/

Rotatable Bond Count

RTECS Number

WZ6475000

Topological Polar Surface Area

0 Å²

Undefined Atom Stereocenter Count

Undefined Bond Stereocenter Count

UNII

GWP218ZY6F

Vapor Pressure

Very low (NIOSH, 2016);1.00e-07 mmHg;Very low

XLogP3