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142-29-0 Cyclopentene

product Name Cyclopentene
CAS No 142-29-0;10016-46-3
Synonyms NSC 5160; Cyclopentene [UN2246]; [Flammable liquid] UN2246
Molecular Formula C5H8
Molecular Weight 68.117
InChI InChI=1/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2
EINECS 205-532-9
Molecular Structure 142-29-0;10016-46-3 Cyclopentene
Density 0.83g/cm3
Melting point -135℃
Boiling point 44.2°C at 760 mmHg
Refractive index 1.464
Water solubility immiscible
Vapour Pressur 378mmHg at 25°C
Hazard Symbols  F:Flammable;
 Xn:Harmful;
Risk Codes R11:;
R21/22:;
R52/53:;
R65:;
R67:;
Safety Description S16:;
S36/37:;
S61:;