Question

did anyone know any info about preparation of aspirin ?

Answer 1

here is your answer

Aspirin is the common name for the compound acetylsalicylic acid, widely used as a fever reducer and as a pain killer. Salicylic acid, whose name comes from Salix, the willow family of plants, was derived from willow bark extracts. ... To prepare aspirin, salicylic acid is reacted with an excess of acetic anhydride.

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