Salicylic acid

Salicylic acid as a medication is commonly used to remove the outer layer of the skin. As such, it is used to treat warts, psoriasis, acne vulgaris, ringworm, dandruff, and ichthyosis.[3][10][11]

Similar to other hydroxy acids, salicylic acid is an ingredient in many skincare products for the treatment of seborrhoeic dermatitis, acne, psoriasis, calluses, corns, keratosis pilaris, acanthosis nigricans, ichthyosis, and warts.[12]

Uses in manufacturing

Salicylic acid is used as a food preservative, a bactericide, and an antiseptic.[13][14]

Salicylic acid is used in the production of other pharmaceuticals, including 4-aminosalicylic acid, sandulpiride, and landetimide (via salethamide).[15]

Preferred IUPAC name

2-Hydroxybenzoic acid[1]

CAS Number 69-72-7 check

EC Number 200-712-3