Acetone → Toluene acetone

Participants

Reaction Conditions

Reaction Steps

60 ml of acetone, 30 ml of toluene and the solution in toluene of the product of Example 2 were introduced into a 500 ml flask equipped with a mechanical stirrer, a thermometer and a dropping funnel. The solution was cooled to 5-10° C. and gaseous HCl was bubbled. through the solution. The mixture was then kept at 5-10° C. for 1 h, then the precipitate was filtered out and washed with 1/1 toluene/acetone (yield 80%; 99% A)

Provenance & Evidence