HCID 57061525, compound → HCID 54469757, compound

Participants

Reaction Steps

Compound (11) obtained in step (2) above (2.00 g) was dissolved in a mixture (30 ml) of trifluoroacetic acid-dichloromethane (1:4) and the resulting solution was kept overnight at room temperature, when the deesterification of compound (11) occurred. The reaction solution was concentrated and the solid obtained was washed with diethyl ether to yield the titled compound (12) (1.77 g) which was insoluble in diethyl ether. Yield: 97%.

Provenance & Evidence