HCID 56999954, compound → HCID 57161867, compound

Participants

Reaction Steps

To a solution of the compound of Example 36d (1.49 g, 2.37 mmol) in 30 ml dimethylformamide 0.7 g 10% palladium on carbon catalyst were added and a stream of hydrogen was bubbled through the mixture for 1 hour. The catalyst was filtered off and the filtrate evaporated in vacuo. Trituration of the residue with ether yielded 0.61 g of the desired product. M.P. 188°-190° C. (dec.)

Provenance & Evidence