4-Hydroxybenzaldehyde → HCID 22840055, compound

Participants

Reaction Steps

1.26 g (10 mmoles) of 4-hydroxybenzaldehyde dissolved in 20 ml of 30% aqueous methanol are added to a solution containing 1.49 g (10 mmoles) of D-penicillamine in 30 ml of 30% methanol. After stirring for 20 hours and recrystallization from ethanol containing water, the title acid is obtained in a yield of 2.4 g (94.8%), m.p.: 207°-209° C., [α]D =+91.3° (c=0.2, dimethylformamide).

Provenance & Evidence