The reaction of the tri-(benzaldehyde)-substituted cyclotriveratrylene 6 wi
th phosphotrihydrazide under high dilution conditions gives rise to the nov
el thiophosphorylated hemicryptophane 1. 1 is representative of a new famil
y of molecular receptors providing a molecular cavity available for neutral
and charged guests. In the crystal, compound 1 encapsulates one toluene mo
lecule.