Title: 2-Butene
CAS Registry Number: 107-01-7
Additional Names: Pseudo-butylene; sym-dimethylethylene; b-butylene
Molecular Formula: C4H8
Molecular Weight: 56.11
Percent Composition: C 85.62%, H 14.37%
Line Formula: CH3CH=CHCH3
Literature References: Occurs in coal gas. Obtained by cracking of petroleum oils. From isobutanol by the action of hot ZnCl2: LeBel, Greene, Am. Chem. J. 2, 24 (1880). Configuration of the stereoisomeric forms: Kistiakowsky, J. Am. Chem. Soc. 57, 879 (1935).
Properties: Flammable gas.
Derivative Type: cis-Form
Properties: mp -139.3°; bp760 3.73°.
Melting point: mp -139.3°
Boiling point: bp760 3.73°
Derivative Type: trans-Form
Properties: mp -105.8°; bp744 0.3-0.4°.
Melting point: mp -105.8°
Boiling point: bp744 0.3-0.4°
|