3-METHYL-1-CYCLOPENTENE Property

Melting point:

-142.99°C

Boiling point:

65.85°C

Density 

0.7590

refractive index 

1.4184

solubility 

soluble in Chloroform

form 

Oil

color 

Clear Colorless to Light Blue

Stability:

Very Volatile

LogP

2.820 (est)

EPA Substance Registry System

Cyclopentene, 3-methyl- (1120-62-3)

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H225Highly Flammable liquid and vapour

H304May be fatal if swallowed and enters airways

H312Harmful in contact with skin

H332Harmful if inhaled

H335May cause respiratory irritation

H412Harmful to aquatic life with long lasting effects

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P240Ground/bond container and receiving equipment.

P241Use explosion-proof electrical/ventilating/lighting/…/equipment.

P242Use only non-sparking tools.

P243Take precautionary measures against static discharge.

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P271Use only outdoors or in a well-ventilated area.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P322Specific measures (see …on this label).

P363Wash contaminated clothing before reuse.

P370+P378In case of fire: Use … for extinction.

P403+P235Store in a well-ventilated place. Keep cool.

P501Dispose of contents/container to..…

3-METHYL-1-CYCLOPENTENE Chemical Properties,Usage,Production

Uses

3-Methyl-1-cyclopentene is an intermediate used in the synthesis of unsaturated macrocycles from stereoselective ring expansion reactions in the presence of Grubb's catalyst via olefin metathesis.

Definition

ChEBI: 3-Methylcyclopentene is a cyclic olefin.