CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | O-terphenyl appears as colorless or light-yellow solid. mp: 58-59 °C, bp: 337 °C. Density: 1.16 g/cm3. Insoluble in water. Usually shipped as a solid mixture with its isomers m-terphenyl and p-terphenyl that is used as a heat-transfer fluid. |
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Color/Form | MONOCLINIC PRISMS FROM METHANOL |
Boiling Point | 630 °F at 760 mmHg (NIOSH, 2023) |
Melting Point | 136 °F (NIOSH, 2023) |
Flash Point | 325 °F (NIOSH, 2023) |
Solubility | Insoluble (NIOSH, 2023) |
Density | 1.1 (NIOSH, 2023) - Denser than water; will sink |
Vapor Density | 7.95 (AIR= 1) |
Vapor Pressure | 0.09 mmHg at 200 °F (NIOSH, 2023) |
LogP | 5.5 |
Heat of Vaporization | 58.3 kJ/mol |
Ionization Potential | 7.99 eV |
Kovats Retention Index | 1859 1876 1910.1 316.63 317.43 |
Other Experimental Properties | COLORLESS OR LIGHT-YELLOW SOLIDS /TERPHENYLS/ |
Chemical Classes | Other Classes -> Terphenyls |
SAFETY INFORMATION
Signal word | Danger |
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Pictogram(s) |
Skull and Crossbones Acute Toxicity GHS06 Environment GHS09 |
GHS Hazard Statements |
H302:Acute toxicity,oral H319:Serious eye damage/eye irritation H331:Acute toxicity,inhalation H410:Hazardous to the aquatic environment, long-term hazard |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P273:Avoid release to the environment. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
Molecular Weight | 230.3 g/mol |
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XLogP3 | 6 |
Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 0 |
Rotatable Bond Count | 2 |
Exact Mass | 230.109550447 g/mol |
Monoisotopic Mass | 230.109550447 g/mol |
Topological Polar Surface Area | 0 Ų |
Heavy Atom Count | 18 |
Formal Charge | 0 |
Complexity | 206 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 1 |
Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
O-terphenyl appears as colorless or light-yellow solid. mp: 58-59 °C, bp: 337 °C. Density: 1.16 g/cm3. Insoluble in water. Usually shipped as a solid mixture with its isomers m-terphenyl and p-terphenyl that is used as a heat-transfer fluid.