Cas no for 142-29-0,Cyclopentene ACID Cas number search msds database,online free cas number chemistry search engine,cas number sigma aldrich

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Home > CAS No. Inquiry > 142-29-0

142-29-0

[CAS Name] Cyclopentene

[Formula] C5H8

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Basica Info

[CAS Name]Cyclopentene
[Alias]NSC 5160; Cyclopentene [UN2246] [Flammable liquid]; UN2246
[Number]142-29-0
[EINECS]205-532-9
[Formula]C5H8
[Molecular weight]68.117

[Melting point]-135℃
[Density]378mmHg at 25°C

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Shandong Minghao Chemical Co., Ltd

Molecular weight 68.13

Melting point −135°C(lit.)

Boiling point 44-46°C(lit.)

Density 0.771g/mLat25°C(lit.)

Vapor pressure 20.89psi(55°C)

Refractive index n20/D1.421(lit.)

Flash point <−30°F Storage conditions 0-6°C

Solubility water: 0.535g/L at 25°C

Form liquid color colorless specific gravity 0.771

Colorless liquid. Insoluble in water, soluble in ethanol, ethyl ether, benzene and petroleum ether and other organic solvents. It can be ring-opening polymerization and copolymerization with conjugated diolefins. The vapor and air form an explosive mixture with an explosion limit of 3.4% to 8.5%(volume fraction). The critical temperature is 233℃. Critical pressure 4.64MPa.

As a copolymer, it is also used in organic synthesis.

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