[2.2]Metacyclophane
Title: [2.2]Metacyclophane
CAS Registry Number: 2319-97-3
CAS Name: Tricyclo[9.3.1.14,8]hexadeca-1(15),4,6,8(16),11,13-hexaene
Additional Names: di-m-xylylene; m-dixylylene
Molecular Formula: C16H16
Molecular Weight: 208.30
Percent Composition: C 92.26%, H 7.74%
Literature References: Prepd by the action of phenyllithium on m-xylene dibromide: Allinger et al., J. Am. Chem. Soc. 83, 1974 (1961); eidem, J. Org. Chem. 32, 2272 (1967).
Properties: Orthorhombic prisms from ether, mp 132.5°. bp760 290°; bp12 170°. Sparingly sol in alc. More sol in ether, benzene.
Melting point: mp 132.5°
Boiling point: bp760 290°; bp12 170°

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