Hydrochloric Acid → HCID 86598031, compound

Participants

Reaction Steps

2.30 g (5.89 mmol) of the carbamate from example 20A are dissolved in 4N hydrochloric acid in dioxane (23 ml) and stirred at room temperature for 1 h. The solution is subsequently evaporated, taken up again in toluene and concentrated again. The residue is washed with diethyl ether with stirring and filtered off with suction. 1.70 g (88% of th.) of product are obtained, which is employed in the following reaction without further purification.

Provenance & Evidence