110-82-7
Product Name:
Cyclohexane
Formula:
C6H12
Synonyms:
Cyclohexane;Cyclohexane in DMSO;Cyclohexane solution;Hexahydrobenzene;Hexahydrobenzene, Cyclohexane
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Cyclohexane appears as a clear colorless liquid with a petroleum-like odor. Used to make nylon, as a solvent, paint remover, and to make other chemicals. Flash point -4 °F. Density 6.5 lb / gal (less than water) and insoluble in water. Vapors heavier than air. |
|---|---|
| Color/Form | Colorless mobile liquid |
| Odor | Solvent odor; pungent when impure |
| Boiling Point | 177.3 °F at 760 mmHg (NTP, 1992) |
| Melting Point | 43.7 °F (NTP, 1992) |
| Flash Point | -4 °F (NTP, 1992) |
| Solubility | less than 1 mg/mL at 63 °F (NTP, 1992) |
| Density | 0.779 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Vapor Density | 2.9 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 95 mmHg at 68 °F ; 100 mmHg at 77.9 °F (NTP, 1992) |
| LogP | log Kow = 3.44 |
| Henry's Law Constant | Henry's Law constant = 0.15 atm-cu m/mole at 25 °C |
| Stability/Shelf Life | Most solvents and reagents, as received from the manufacturer, had low levels of peroxides. After opening the container, peroxides were formed rapidly in many solvents. |
| Autoignition Temperature | 518 °F (USCG, 1999) |
| Decomposition | When heated to decomposition it emits acrid smoke and fumes. |
| Viscosity | 0.977 mPa.s at 20 °C |
| Heat of Combustion | -3919.6 kJ/mole at 25 °C |
| Heat of Vaporization | 33.059 kJ/mol at 25 °C; 29.977 kJ/mol at the boiling point |
| Surface Tension | Liquid surface tension: 24.98mN/m at 20 °C |
| Ionization Potential | 9.88 eV |
| Odor Threshold | Odor Threshold Low: 0.52 [mmHg] Odor Threshold High: 784.0 [mmHg] Detection odor threshold from AIHA (mean = 780 ppm) |
| Refractive Index | Index of refraction: 1.42662 at 20 °C/D |
| Relative Evaporation Rate | Evaporation time (Ether = 1): 2.6 |
| Kovats Retention Index | 655.8 647.56 648.22 654.6 665 648.9 651.2 651.24 651 651.09 651.14 651 668 662 662 656.4 657.3 660.8 647.36 650.41 652.19 662 650 660.1 661.2 661.9 662.3 662.9 664.1 665.7 681 676 656.8 662.2 663.35 668 657.8 649 650 672 688.3 697.9 658 655.7 649 660.6 660.6 665.6 665.6 663 664 658 663 668 676 671.1 674 658.7 660.9 663.2 665.5 673.6 658 685 656 658 660 663 665 668 663.7 664.2 675 661 669 683 650 661 661 661 661 662 657 657.2 659.1 659.6 661.3 662.1 663.6 664.7 666.1 667.4 668.8 670.3 669.2 663 668 674 662 664 667 667 676 675 676 658 651 666 663 668 673 680 685 661 662.9 653.9 677 657.7 658.1 663.2 700 654.7 664 662 657 666 648.95 659.9 658 649.4 660.5 657 660 666 666 654 649 663.3 649 664 650 658 664 666 663 677 645 661 669 675 661 665 664 651 659 675 675 |
| Other Experimental Properties | CONVERSION FACTORS: 1 PPM = 0.0034 MG/L; 1 MG/L = 291 PPM |
| Chemical Classes | Solvents -> Aliphatics, Saturated (<C12) |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H225:Flammable liquids H304:Aspiration hazard H315:Skin corrosion/irritation H336:Specific target organ toxicity,single exposure; Narcotic effects H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P273:Avoid release to the environment. P331:Do NOT induce vomiting. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
COMPUTED DESCRIPTORS
| Molecular Weight | 84.16 g/mol |
|---|---|
| XLogP3 | 3.4 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 84.093900383 g/mol |
| Monoisotopic Mass | 84.093900383 g/mol |
| Topological Polar Surface Area | 0 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 15.5 |
| 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
Cyclohexane appears as a clear colorless liquid with a petroleum-like odor. Used to make nylon, as a solvent, paint remover, and to make other chemicals. Flash point -4 °F. Density 6.5 lb / gal (less than water) and insoluble in water. Vapors heavier than air.