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Cyclopentane(CAS#287-92-3)

Chemical Property:

Molecular Formula C5H10
Molar Mass 70.13
Density 0.751 g/mL at 25 °C (lit.)
Melting Point -94 °C (lit.)
Boling Point 50 °C (lit.)
Flash Point −35°F
Water Solubility Miscible with ethanol, ether and acetone. Slightly miscible with water.
Solubility 0.156g/l insoluble
Vapor Presure 18.93 psi ( 55 °C)
Vapor Density ~2 (vs air)
Appearance Powder
Color White
Odor Like gasoline; mild, sweet.
Exposure Limit TLV-TWA 600 ppm (~1720 mg/m3)(ACGIH).
Maximum wavelength(λmax) ['λ: 198 nm Amax: 1.0',
, 'λ: 210 nm Amax: 0.50',
, 'λ: 220 nm Amax: 0.10',
, 'λ: 240
Merck 14,2741
BRN 1900195
Storage Condition Store below +30°C.
Stability Stable. Highly flammable. Note low flash point and wide explosion limits. Incompatible with strong oxidizing agents. Floats on water, water is of limited value in putting out fires involving it
Explosive Limit 1.5-8.7%(V)
Refractive Index n20/D 1.405(lit.)
Physical and Chemical Properties Colorless liquid, melting point -93.9 °c, boiling point 49.26 °c, relative density 0.7460(20/4 °c), refractive index 1.4068, flash point -37 °c. With alcohol, ether and other organic solvents miscible, insoluble in water.
Use Used to replace Freon widely used in refrigerators, freezer insulation materials and other hard PU Foam foaming agent

Product Detail

Product Tags

Hazard Symbols F – Flammable
Risk Codes R11 – Highly Flammable
R52/53 – Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description S9 – Keep container in a well-ventilated place.
S16 – Keep away from sources of ignition.
S29 – Do not empty into drains.
S33 – Take precautionary measures against static discharges.
S61 – Avoid release to the environment. Refer to special instructions / safety data sheets.
UN IDs UN 1146 3/PG 2
WGK Germany 1
RTECS GY2390000
TSCA Yes
HS Code 2902 19 00
Hazard Class 3
Packing Group II
Toxicity LC (2 hr in air) in mice: 110 mg/l (Lazarew)

 

Introduction

Cyclopentane is a colorless liquid with a peculiar odor. It is an aliphatic hydrocarbon. It is insoluble in water but can be soluble in many organic solvents.

 

Cyclopentane has good solubility and excellent degreasing properties, and is often used as an organic experimental solvent in the laboratory. It is also a commonly used cleaning agent that can be used to remove grease and dirt.

 

A common method for the production of cyclopentane is through the dehydrogenation of alkanes. A common method is to obtain cyclopentane by fractionation from petroleum cracking gas.

 

Cyclopentane has a certain safety risk, it is a flammable liquid that can easily cause fire or explosion. Contact with open flames and high-temperature objects should be avoided when using. When handling cyclopentane, it should be well ventilated and avoid inhalation or contact with the skin and eyes.

 


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