Lithium bromide

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Lithium bromide (LiBr) is a chemical compound. It is made up of lithium and bromine. It is used as a desiccant in certain air conditioning systems.[1]

Preparation[change | change source]

Lithium bromide is made by treating an aqueous solution of lithium carbonate with hydrobromic acid or by reacting lithium hydroxide with bromine.[1]

Uses[change | change source]

Lithium bromide is used in air-conditioning systems as desiccant. It is also used as a salt in absorption chilling along with water (see absorption refrigerator). Solid lithium bromide is used as a reagent in organic synthesis. It is also used for deprotonation and dehydration of organic compounds containing acidic protons. It is also used for the purification of steroids and prostaglandins.[1]

References[change | change source]

  1. 1.0 1.1 1.2 Wietelmann, Ulrich; Steinbild, Martin (2014-03-26). Wiley-VCH Verlag GmbH & Co. KGaA (ed.). Ullmann's Encyclopedia of Industrial Chemistry. Weinheim, Germany: Wiley-VCH Verlag GmbH & Co. KGaA. pp. 1–38. doi:10.1002/14356007.a15_393.pub2. ISBN 978-3-527-30673-2.[permanent dead link]