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    2. Professional development and production of pharmaceutical intermediate products

      The main products are: rebamipide, 2,3-dibromo-2-butene-1,4-diol, 2-acetoxyisobutyryl chloride, ethyl silicate (condensation), anhydrous lithium bromide, a Methylamine methanol solution, tetradecyl trimethyl ammonium bromide.


      changteng new pharmaceutical

      Methylamine hydrochloride
      Molecular Formula C6H15NHCL
      Molecular Weight 137.6
      CAS NO. 593-51-1
      Performance White crystal, with hygroscopicity; it sublimates but does not resolve at 245℃. It is soluble in 0.7 content water, alcohol and chloroform, light soluble in benzene. It is with irritant.
      Sale Index Ethanamine,N,N-diethyl-,hydrochloride ≥99 Gas chromatography free acid% ≤ 0.50 Gas chromatography water % ≤ 0.50.

      It is used as Phase-transfer catalyst.


      It should be stored in dry and ventilated room, be away form fire, heat and direct sunlight. It should not contact with food and feed.

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