• N,N'-Carbonyldiimidazole



    intro:
    Product Name: N,N'-Carbonyldiimidazole
    Alias : CDI

    羰基咪唑

    1,1'-Carbonyl diimidazole; CDI
    Molecular Formula: C7H6N4O          
    Molecular Weight: 162.15
    CAS RN: 530-62-1    
    EINECS RN: 208-488-91
    1. Properties & Use
    Appearance: white crystal, m.p.: 117~122℃. Can generate imidazole and carbon dioxide in water.
    soluble in ethanol, toluene, ethyl acetate, slightly soluble in aldehyde, dutch liquid, tetrahydrofuran.
    Use: As condensating agent for the synthesis of nucleoside triphosphate, peptide and other esters; as intermediate for the synthesis of acylimidazole etc.
    2. Quality Spec.
    Item
    Details
    Testing method
    Appearance
    white or similar to white powder
    visual study
    Assay     ≥  %
    98
    HPLC
    m.p.:      ℃
    115~122
    DIGITAL MELTING-POINT APPARATUS
    Toluene solubility test
    qualified
    soluble in toluene
    3. Packing
    In cardboard drum lined with plastic bag, 25kg, 20kg, 10kg, or upon clients' demand.

     





    ?
    亚洲2020香蕉在线观看,2022色五月婷婷,无码毛片AAA视频,人碰超碰免费 久久精品免看国产