Maleic Acid → HCID 23223199, compound

Participants

Reaction Steps

To a mixture of 0.27 g of maleic acid(2.33 mM) and 50 ml of ethanol, 1.20 g of the compound (2.80 mM) prepared in Example 34 was dropwise added. The resultant was stirred at room temperature for 12 hours and concentrated under a reduced pressure. The residue produced was crystallized by adding ethyl ether and ethyl acetate, to give 1.15 g of the title compound.

Provenance & Evidence