9749. Triptycene

Nomenclature

CAS number: 477-75-8
9,10-Dihydro-9,10-o-benzenoanthracene.
C20H14; mol wt 254.33.
C 94.45%, H 5.55%.

Description and references

Synthesis by three different methods: Bartlett et al., J. Am. Chem. Soc. 64, 2649 (1942); Wittig, Org. Synth. 39, 75 (1959); Friedman, Logullo, J. Am. Chem. Soc. 85, 1549 (1963).

Chemical structure

Properties

Crystals from cyclohexane or methylcyclohexane, mp 253-254°.