Sodium Carbonate → HCID 22449418, compound

Participants

Reaction Conditions

Reaction Steps

102 mg of the compound prepared in (4) above was charged into 20 ml of 3N hydrochloric acid aqueous solution, and the mixture was heated at 60° C. for 2 hours while stirring. After cooling to 0° C. the reaction mixture was neutralized with sodium carbonate and extracted with chloroform. The extract was dried over magnesium sulfate, and subjected to silica gil column chromatograghy using an chloroform-methanol (40:1) mixed solvent as an eluant to obtain fractions containing the target compound. The fractions were concentrated to produce 66 mg of the title compound.

Provenance & Evidence