HCID 23510769, compound → HCID 23510753, compound

Participants

Reaction Steps

The di-t-butyl ester 79 is dissolved in 20% trifluoroacetic acid and the mixture is stirred at rt for 5 h. The solvents are evaporated and the residue flushed with methylene chloride several times. The residue is triturated with ether and the resulting solid product is collected by filtration, washed with ether, and dried in vacuo.

Provenance & Evidence