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Cytosine

Structure : Description Certificate of Analysis ProductName: Cytosine Cas: 71-30-7 Batch No.: 20100418 MFG Date: Apr.18.2010 Analysis Date:Aug.20.2010

  • Features & Specification

    PRODUCT   NAME

    Cytosine

    CAS   No.:

    71-30-7

    Synonyms:

    Cytosinimine;

    4-aminopyrimidin-2-one;

    Formula:

    C21H22Cl2FN5O

    Molecular   Weight:

    111.10200

    PSA:

    71.77000

    LogP:

    -0.06670

     

    Structure

    image.png                         

     

    Description

    Appearance   & Physical State:

    white   solid

    Density:

    0.48

    Melting   Point:

    300ºC

    Boiling   Point:

    445.8ºC   at 760 mmHg

    Flash   Point:

    223.4ºC

    Refractive   Index:

    1.688

    Water   Solubility:

    soluble

    Stability:

    Stable.   Incompatible with strong oxidizing agents.

    Storage   Condition:

    Store   at RT.

    RTECS:

    UW7350150

    Safety   Statements:

    S26-S36

    HS   Code:

    2933599090

    WGK   Germany:

    1

    Risk   Statements:

    R36/37/38

    Hazard   Codes:

    Xi

     

    Certificate of Analysis

     

    ProductName: Cytosine

    Cas:        71-30-7

    Batch No.:     20100418

    MFG Date:  Apr.18.2010

    Analysis Date:Aug.20.2010

     

    Inspect   Item

    Quantity   Standard

    Inspection   Result

    Appearance

    A   White or almost white crystalline

    Powder

    Conforms

    IR

    The   IR spectra of sample should be concordant to that of working standard

    Conforms

    NMR

    NMR   spectrum correspons to that of the standard preparation

    conforms

    Assay(HPLC)

    ≥99.0%

    99.94%

    Residue   on ignition

    ≤0.10%

    0.08%

    Heavy   metals

    ≤10ppm

    Conforms

    Loss   on drying

    ≤0.50%

    0.40%

    Conclusion  

    In   accordance with enterprise standard


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