Salicylic acid the OH group is "ortho" to the carboxyl group. It is also known as 2-hydroxybenzoic acid. It is poorly soluble in water (2 g/L at 20 °C). Aspirin (acetylsalicylic acid or ASA) can be prepared by the esterification of the phenolic hydroxyl group of salicylic acid with the acetyl group from acetic anhydride or acetyl chloride. Salicylic acid can also be prepared using the Kolbe-Schmitt reaction. Salicylic acid is used as a food preservative, a bactericidal and an antiseptic. Sodium salicylate is a useful phosphor in the vacuum ultraviolet spectral range, with nearly flat quantum efficiency for wavelengths between 10
Hippocrates Hippocrates II is: 1. Hippocrates II. "The Father of Medicine" 2. Heraclides 4. Hippocrates I. 8. Gnosidicus 16. 32. Sostratus III. 64. Theodorus II. 128. Sostratus, II. 256. Thedorus 512. Cleomyttades 1024. Crisamis 2048. Dardanus 4096. Sostratus 8192. Hippolochus 16384. Podalirius 32768. Asklepius Some clinical symptoms and signs have been named after Hippocrates as he is believed to be the first person to describe those. Hippocratic face is the change produced in the countenance by death, or long sickness, excessive evacuations, excessive hunger, and the like. Clubbing, a deformity of the fingers and fingernails, is also known as Hippocratic fingers.