Iodoform is a yellow, crystalline organic compound with the chemical formula CHI3. It is known for its distinct antiseptic properties and is often used in medical applications, particularly in the treatment of wounds and infections. Iodoform is produced through the halogenation of ethanol or acetone in the presence of iodine. This compound has a strong, sweet odor and is soluble in alcohol and ether but only slightly soluble in water. Iodoform is also used in laboratories for various chemical reactions and as a reagent in organic synthesis. Its historical significance includes its use in early antiseptic practices in medicine.