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Lecithin is used for applications in human food, animal feed, pharmaceuticals, paints, and other industrial applications. Applications include: In the pharmaceutical industry, it acts as a wetting agent, stabilizing agent and a choline enrichment carrier, helps in emulsification and encapsulation, and is a good dispersing agent. It can be used ...
Egg lecithin is usually extracted chemically using ethanol, acetone, petroleum ether but not benzene or hexane due to restrictions on residual solvents by the pharmaceutical regulations. [2] It is an emulsifier, especially for parenteral use since it does not need to be metabolized.
The name lecithin was derived from Greek λέκιθος, lekithos 'egg yolk' by Theodore Nicolas Gobley, a French chemist and pharmacist of the mid-19th century, who applied it to the egg yolk phosphatidylcholine that he identified in 1847. Gobley eventually completely described his lecithin from chemical structural point of view, in 1874.
Dipalmitoylphosphatidylcholine (DPPC) is a phospholipid (and a lecithin) consisting of two C 16 palmitic acid groups attached to a phosphatidylcholine head-group. It is the main constituent of pulmonary surfactants, which reduces the work of breathing and prevents alveolar collapse during breathing.
The company became a highly recognized manufacturer of lecithin products, antiseptic and febrifuge products, as well as painkillers (Hyperol, Kalmopyrin, and Tonogen, which continue to be in use). In 1934, Constant Janssen, of the future Janssen Pharmaceuticals, acquired the distribution rights for Gedeon Richter's products. [12]
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