HCID 18689711, compound → HCID 18689766, compound

Participants

Reaction Steps

A solution of borontribromide (1.0M in dichloromethane) (10 ml) was added to a mixture of the product from example 23 step (iv) (1.4 g) in dichloromethane (20 ml). After stirring for 2 hours, the reaction mixture was partitioned between 2M hydrochloric acid and ethyl acetate. The organic layer was washed with water, dried (MgSO4) and evaporated under reduced pressure. Used directly in the next step.

Provenance & Evidence