Triethyl phosphite → HCID 67151800, compound

Participants

Reaction Steps

A mixture of 93.8 g (238 mmol) of 7-bromo-2-(2-nitrophenyl)-9,9-dimethyl-9H-fluorene and 290.3 ml (1669 mmol) of triethyl phosphite is heated under reflux for 12 h. The triethyl phosphite remaining is subsequently distilled off (72-76° C./9 mmHg). Water/MeOH (1:1) is added to the residue, and the solid is filtered off and recrystallised. Yield: 74 g (205 mmol, 87%).

Provenance & Evidence