Calcium Chloride → HCID 22141140, compound

Participants

Reaction Steps

To a solution of 3-allyl-6-methyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexan-2-one (Preparation 50, 10.2 g, 37.5 mmol) in ethanol (850 ml) and water (150 ml) was added iron powder (18.9 g, 337.5 mmol) and calcium chloride (2.1 g, 18.7 mmol). The reaction mixture was refluxed for 5 h, and then filtered to remove the iron powder. The reaction mixture was concentrated in vacuo and the residue was dissolved in dichloromethane:methanol (85:15), filtered and then concentrated in vacuo, dissolved in tetrahydrofuran, filtered and then concentrated in vacuo to give the title compound as a pale yellow foam (9 g, 99%).

Provenance & Evidence