101-84-8
Product Name:
Diphenyl ether
Formula:
C12H10O
Synonyms:
Diphenyl ether;Diphenyl oxide;Phenyl ether;Phenyl ether, Diphenyl oxide
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Diphenyl oxide appears as colorless liquid with a mild pleasant odor. May float or sink in water. Freezing point is 81 °F. (USCG, 1999) |
|---|---|
| Color/Form | Colorless crystals or liquid |
| Odor | Geranium-like odor |
| Boiling Point | 496.27 °F at 760 mmHg (NTP, 1992) |
| Melting Point | 80.3 °F (NTP, 1992) |
| Flash Point | 239 °F (NTP, 1992) |
| Solubility | Insoluble (NTP, 1992) |
| Density | 1.07 at 80.6 °F (USCG, 1999) - Denser than water; will sink |
| Vapor Density | 5.86 (Air = 1) |
| Vapor Pressure | 0.02 mmHg at 77 °F (NIOSH, 2023) |
| LogP | log Kow = 4.21 |
| Stability/Shelf Life | Stable under recommended storage conditions. |
| Autoignition Temperature | 1148 °F (USCG, 1999) |
| Decomposition | When heated to decomposition it emits acrid smoke and irritating fumes. |
| Viscosity | 3.4909X10-3 Pa-sec at melting point |
| Heat of Combustion | -1466.63 kcal/mol at 25 °C |
| Heat of Vaporization | 15.99 kcal/mol at 25 °C |
| Surface Tension | 38.82 dyne/cm at 30 °C |
| Ionization Potential | 8.09 eV |
| Odor Threshold | Odor Threshold Low: 0.0012 [mmHg] Reported odor threshold |
| Refractive Index | Index of refraction: 1.5787 at 25 °C/D |
| Dissociation Constants | pK(BH+) = 5.79 at 25 °C /negative logarithm of ionization constant of protonated base/ |
| Kovats Retention Index | 1376.3 1366.8 1370 1366.4 1370.9 1381.7 1393.7 1380.1 1384.6 1389.9 1378 1380 1396 1372 1386 1392.8 1379 1386 1364 1356.9 1371.8 1372 1372.6 1376.2 1363 1376 241.16 |
| Other Experimental Properties | UNPLEASANT & PUNGENT ODOR. ...ATMOSPHERIC CONCN BETWEEN 0.1 & 1 PPM CAN...BE DETECTED BY SMELL, WHICH IS A USEFUL WARNING PROPERTY. /DOWTHERM/ |
| Chemical Classes | Other Classes -> Other Aromatic Compounds |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H319:Serious eye damage/eye irritation H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P391:Collect spillage. Hazardous to the aquatic environment P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P337+P313:IF eye irritation persists: Get medical advice/attention. |
COMPUTED DESCRIPTORS
| Molecular Weight | 170.21 g/mol |
|---|---|
| XLogP3 | 4.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 2 |
| Exact Mass | 170.073164938 g/mol |
| Monoisotopic Mass | 170.073164938 g/mol |
| Topological Polar Surface Area | 9.2 Ų |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 116 |
| 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
Diphenyl oxide appears as colorless liquid with a mild pleasant odor. May float or sink in water. Freezing point is 81 °F. (USCG, 1999)