106-44-5
Product Name:
p-Cresol
Formula:
C7H8O
Synonyms:
p-Cresol;4-Methylphenol;4-Methylphenol solution;p-Cresol;p-Cresol solution
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | P-cresol is a colorless solid with a tar like odor. Sinks and mixes slowly with water. (USCG, 1999) |
|---|---|
| Color/Form | Crystalline solid [Note: A liquid above 95 degees F] |
| Odor | Phenolic odor |
| Boiling Point | 395.2 °F at 760 mmHg (NTP, 1992) |
| Melting Point | 94.6 °F (NTP, 1992) |
| Flash Point | 187 °F (NTP, 1992) |
| Solubility | less than 1 mg/mL at 70 °F (NTP, 1992) |
| Density | 1.034 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Vapor Density | 3.72 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 0.04 mmHg at 68 °F ; 0.11 mmHg at 77 °F (NTP, 1992) |
| LogP | 1.94 |
| LogS | -0.7 |
| Henry's Law Constant | Henry's Law constant = 1X10-6 atm-cu m/mol at 25 °C |
| Stability/Shelf Life | Crystals or liquid darken with exposure to air and light. |
| Autoignition Temperature | 1038 °F (USCG, 1999) |
| Viscosity | 4.48 mPa.s (cP) at 50 °C |
| Heat of Combustion | -3701 kJ/mol at 25 °C |
| Heat of Vaporization | 47.45 kJ/mol at 201.98 °C |
| Surface Tension | 34.0 mN/m at 50 °C |
| Ionization Potential | 8.97 eV |
| Odor Threshold | Odor Threshold Low: 0.00046 [mmHg] Odor Threshold High: 0.2 [mmHg] Odor threshold low (detection) and high (recognition) from CHRIS |
| Refractive Index | Index of refraction = 1.5395 at 20 °C/D |
| Dissociation Constants | 10.3 (at 25 °C) |
| Kovats Retention Index | 1051.8 1059 1054 1056 1064 1066 1048 1063 1045 1034 1052 1052 1052 1033.1 1037 1037 1050 1050 1060 1073 1059 1055 1055 1046 1056 1080 1051 1055 1052 1041 1051 1053 1056 1044 1051 1060 1052 1031 1052 1060 1090 1047 1051.4 1059.8 1050 1070 1053 1057 1055.3 1051 1059 1036.9 1052 1056 1044 1045.1 1051 1046 1048 1048 1047 |
| Other Experimental Properties | Wt/gal = 8.67 |
| Chemical Classes | Other Classes -> Phenols |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Corrosion Corrosives GHS05  Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. 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 | 108.14 g/mol |
|---|---|
| XLogP3 | 1.9 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 108.057514874 g/mol |
| Monoisotopic Mass | 108.057514874 g/mol |
| Topological Polar Surface Area | 20.2 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 62.8 |
| 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
P-cresol is a colorless solid with a tar like odor. Sinks and mixes slowly with water. (USCG, 1999)