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      硼氫化鋰

      硼氫化鋰
      Lithium Borohydride
      英文別稱:Borate(1-), tetrahydro-, lithium (1:1);Lithium tetrahydroborate
      CAS NO.:16949-15-8     
      CBNumber:CB8732729
      分子式:LiBH4;;H3BLi
      分子量:21.78         
      EINECS:241-021-7
      危險品運輸編號:UN 3399 4.3/PG 1
      海關編碼:28500020
      MDL號:MFCD00011088
      規格
      specification
      外觀
      Appearance
      純度
      Purity
      1 白色粉末
      White powder
      純度:≥96%
      Purity:≥96%
       
       
      2
       
      無色或淡灰色液體
      Colorless or light grey liquid
      濃度:1±0.02mol/L;2±0.02mol/L;4±0.02mol/L
      四氫呋喃溶液
      Content:1±0.02mol/L;2±0.02mol/L;4±0.02mol/L in THF
      性質:Properties
      白色粉末,midu0.66g/cm3 ,275 °C融化并分解,可溶于乙醚,四氫呋喃,脂肪胺類。有吸潮性,在干燥空氣中穩定,在潮濕空氣中吸潮分解,在PH>7時,能溶于水,且水溶液十分緩慢分解,在酸性介質中迅速反應。本品是一種還原劑,其還原能力介于硼氫化鈉和氫化鋁鋰之間。
            This productiswhitepowder,density:0.66g/cm3 ,It melts and decomposes at 275°C .It can soluble in diethyl ether,THF and fatty amine.It is stable in dry air ,but it may hydrolyze in the dampair .When the PH>7,it can soluble in water slowly ,however,react with acidic medium quickly.This product is a kind of reducing agent ,and the reducing poweer of it is between those of NaBH4 and :iAIH4  .
      用途:Usage
      工業上用于漂白木漿和無電電鍍,常被用于一些具有特殊要求的羰基還原,在有機合成中用作還原劑,能還原醛、酮和脂類。用于合成替卡格雷和地瑞那緯中間體的還原劑。
      Industrially used forbleaching wood pulp and electroless plating。It is often used for carboxyl group redaction or epoxy reduction with special requirements。Used as reducing agent in organic synthesis,it can reducealdehydes,ketones and esters ,etc。It is used for synthesis of Ticagrelor and Darunavir intermediates。
      包裝:Packing
      1)100g/聽;500g/聽;1kg/聽;20kg/桶
      100t/TIN;500g/TIN ;1kg/TIN;20kg/BARREL
      2)100ml/玻璃瓶;500ml/玻璃瓶;1L/玻璃瓶;20L/不銹鋼瓶;60L/不銹鋼瓶
        100ml/glass bottle;500ml/glass bottle;1L/glass bottle;20:L/stainless steel barrel;60L/stainless steel barrel
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