Product Name
Heptamethyldisilazane
Category
Heat & Pressure Sensitive Dyes
Description
M-terphenyl is a yellow solid. mp: 86-87° C, bp: 365°C. Density: 1.195 g/cm³. Insoluble in water. Usually shipped as a solid mixture with its isomers o-terphenyl and p-terphenyl that is used as a heat-transfer fluid.;Colorless or light-yellow solid.;Yellow solid (needles).
IUPAC Name
1,3-diphenylbenzene
Molecular Weight
230.3g/mol
Canonical SMILES
C1=CC=C(C=C1)C2=CC(=CC=C2)C3=CC=CC=C3
InChI
InChI=1S/C18H14/c1-3-8-15(9-4-1)17-12-7-13-18(14-17)16-10-5-2-6-11-16/h1-14H
InChI Key
YJTKZCDBKVTVBY-UHFFFAOYSA-N
Boiling Point
689 °F at 760 mm Hg (NIOSH, 2016);363.0 °C;363 °C AT 760 MM HG;630°F;689°F
Melting Point
192 °F (NIOSH, 2016);87.0 °C;87 °C;192°F
Flash Point
375 °F (NIOSH, 2016);375 °F (191 °C) (OPEN CUP);325-405°F (open cup);(oc) 375°F
Density
1.23 (NIOSH, 2016);1.2;1.1-1.23;1.23
Solubility
Insoluble (NIOSH, 2016);6.56e-06 M;SOL IN ALCOHOL, ETHER, BENZENE, ACETIC ACID;Sparingly soluble in lower alcohols and glycols; very soluble in common aromatic solvents.;Water solubility = 1.51 mg/l at 25 °C;Insoluble
Color/Form
YELLOW NEEDLES FROM ALC;Crumbly, wax-like flakes at room temperature and light amber liquids above the melting point /Commercial terphenyl mixtures/;Yellow solid.
Covalently-Bonded Unit Count
1
EC Number
247-477-3;202-122-1
Heat of Vaporization
64.2 kJ/mol
Monoisotopic Mass
230.10955g/mol
Odor
Faint, pleasant odor /Commercial terphenyl mixtures/
Other Experimental
COLORLESS OR LIGHT-YELLOW SOLIDS /TERPHENYLS/;ALL FORMS ARE SOLID @ ROOM TEMP /TERPHENYLS/;Heat of formation = 68.33 MJ/kg; heat of fusion = 73.7 kJ/kg; heat capacity of the liquid = 0.970 kJ/kg at 93 °C
Vapor Pressure
0.01 mm Hg at 200 °F (NIOSH, 2016);1.75e-05 mmHg;1.75X10-5 mm Hg extrapolated from experimentally-derived coefficients;0.09 mmHg at 200°F;(200°F): 0.01 mmHg