CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Methylcyclopentane appears as a colorless liquid. Insoluble in water and less dense than water. Flash point near 20 °F. Very dangerous fire risk. Vapors may be narcotic and irritating. Used to make other chemicals. |
|---|---|
| Color/Form | COLORLESS LIQUID |
| Odor | Like gasoline |
| Boiling Point | 161.2 °F at 760 mmHg (NTP, 1992) |
| Melting Point | -224.3 °F (NTP, 1992) |
| Flash Point | -11 °F (NTP, 1992) |
| Solubility | less than 1 mg/mL at 72 °F (NTP, 1992) |
| Density | 0.749 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 | 100 mmHg at 64.2 °F ; 200 mmHg at 93.2 °F (NTP, 1992) |
| LogP | log Kow = 3.37 |
| Henry's Law Constant | Henry's Law constant = 0.361 atm-cu m/mole |
| Autoignition Temperature | 624 °F (USCG, 1999) |
| Heat of Combustion | 3938.1 kJ/mol @ 298.15 K |
| Heat of Vaporization | 29.08 kJ/mol |
| Surface Tension | 21.60 dynes/cm= 0.0216 N/m @ 20 °C |
| Refractive Index | INDEX OF REFRACTION: 1.4097 @ 20 °C/D |
| Kovats Retention Index | 623.8 618 618.7 623 610.93 620.72 620.72 621 620.67 620.81 621 625.4 625.8 627.5 620 648 625.4 629.1 625.6 619 620 635.1 648.4 656.3 630.4 630.5 630.6 630.7 630.8 625 619 628.2 628.2 631.1 631.3 630 631 626 629 632 654 654 654 658 626.6 628.4 630.1 631.5 638.1 624 626 627 629 631 633 630.4 630.8 628 634 620 628 628 628 626 633 634 630 625 621 624 628 627 621.3 625.2 629.1 633.3 619.2 622.8 630 627 621 627 626 619.7 625 629 630 631 619 619 620 626 631 650 628 620 627 629 628 631 650 640 640 |
| Other Experimental Properties | Heat of Fusion: 6.93 kJ/mol |
| Chemical Classes | Solvents -> Aliphatics, Saturated (<C12) |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Health Hazard GHS08 |
| GHS Hazard Statements |
H225:Flammable liquids H304:Aspiration hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P331:Do NOT induce vomiting. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
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 | 33.3 |
| 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
Methylcyclopentane appears as a colorless liquid. Insoluble in water and less dense than water. Flash point near 20 °F. Very dangerous fire risk. Vapors may be narcotic and irritating. Used to make other chemicals.