Title: Cyclobutane
CAS Registry Number: 287-23-0
Additional Names: Tetramethylene
Molecular Formula: C4H8
Molecular Weight: 56.11
Percent Composition: C 85.62%, H 14.37%
Literature References: Prepd by hydrogenaton of cyclobutene in the presence of nickel at 100°: Willstätter, Bruce, Ber. 40, 3988 (1907); see also Heisig, J. Am. Chem. Soc. 63, 1698 (1941); by pyrolysis of ether, along with other products: Peytral, Bull. Soc. Chim. Fr. [4] 35, 964 (1924). In 39% yield from cyclobutanecarboxylic acid: Cason, Way, J. Org. Chem. 14, 31 (1949), for the prepn of this acid see Heisig, Stodola, Org. Synth. coll. vol. III, 213 (1955).
Properties: Gas. Burns with a luminous flame. mp -80°. bp741 13.08°. d0 0.7038; d-5 0.7185. nD0 1.37520. Insol in water; freely sol in alcohol, acetone.
Melting point: mp -80°
Boiling point: bp741 13.08°
Index of refraction: nD0 1.37520
Density: d0 0.7038; d-5 0.7185 |