2,7-ditert-butyl-4,5,9,10-tetrahydropyrene

2-tert-Butyl-7-propoxy-4,5,9,10-tetrahydro-pyrene

1-bromo-2-n-propoxy-7-tert-butyl-4,5,9,10-tetrahydropyrene

oxo-phenyl-propoxyphosphanium

iso-propyl 4-methoxybenzoate