Methylcyclopentane

Structural formula
General
Surname	Methylcyclopentane
Molecular formula	C 6 H 12
Brief description	colorless liquid with a mild, aromatic odor
External identifiers / databases
CAS number 96-37-7 EC number 202-503-2 ECHA InfoCard 100.002.277 PubChem 7296 Wikidata Q412979
properties
Molar mass	84.16 g mol −1
Physical state	liquid
density	0.75 g cm −3
Melting point	−142 ° C
boiling point	72 ° C
Vapor pressure	150 h Pa (20 ° C)
solubility	almost insoluble in water (43 mg l −1 at 25 ° C) miscible with acetone , ethanol , diethyl ether and benzene
Refractive index	1.409 (20 ° C)
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 225-304 P: 210-260-262-301 + 310-331-403 + 235
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Methylcyclopentane is a colorless liquid with an aromatic odor belonging to the group of cycloalkanes . Methylcyclopentane occurs in petroleum .

properties

Methylcyclopentane is a volatile, highly flammable colorless liquid with a mild, aromatic odor. It has a melting point of −142 ° C and boils at 72 ° C. Methycyclopentane is insoluble in water, but is miscible with acetone , ethanol , diethyl ether and benzene . The vapor pressure at 20 ° C is 147 hPa. The density at 20 ° C is 0.74 g · ml ⁻¹ . The flash point is −17 ° C, the ignition temperature 315 ° C. The engine octane number of methycyclopentane is 99, the research octane number is 107.

use

Methylcyclopentane is used as a solvent and in organic syntheses.

safety instructions

Methylcyclopentane is slightly hazardous to water ( WGK 1). In a vaporous or gaseous state, methylcyclopentane is explosive with air ( flash point −17 ° C, ignition temperature 315 ° C). Methylcyclopentane is highly flammable and harmful to health. Ingestion can cause lung damage.

In high vapor concentrations, methylcyclopentane has a narcotic effect.

Individual evidence

1. ↑ ^{a b c d e} entry on methylcyclopentane. In: Römpp Online . Georg Thieme Verlag, accessed on September 29, 2014.
2. ↑ ^{a b c d e f g h i j k} Entry on methylcyclopentane in the GESTIS substance database of the IFA , accessed on February 1, 2016(JavaScript required) .
3. ↑ Data sheet methylcyclopentane from Sigma-Aldrich , accessed on April 11, 2011 ( PDF ).
4. ↑ Gasoline FAQ ( Memento of the original from June 26, 2010 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice.