Aspirin

Step 1 of up to 2

Aspirin is the textbook one-step ester. The ring already carries the carboxylic acid, so the only thing left to build is the acetyl group on the phenol oxygen. Find the ester bond and your two pieces will both be sitting on a stockroom shelf.

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Pick the bond you want to cut from the strip below the structure.

Cell id: aspirin

Pick a bond to disconnect

Use the bond strip below the structure to pick the bond you want to cut. Each chip shows the atom indices and the element pair so you can read them with a screen reader.

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