2,9-Diacetyl Guanine 2,9-Diacetylguanine CAS: 3056-33-5
English name: 2,9-Diacetylguanine
Alias: 9-diacetylguanine;2-ACETYLAMINO-6-OXO-9-ACETYLPURINE;2,9-DAG;2,9-DIACETATEGUANINE;2,9-DIACETYLGUANINE;(9-acetyl-6,9-dihydro-6-oxo-1h-purin-2-yl)acetamide;DIACETYL GUANINE;N2,9-DIACETYLGUANINE
CAS: 3056-33-5
Molecular formula: C9H9N5O3
Molecular weight: 235.2
MDL Number: MFCD
MOL document: .mol
Physical and chemical properties
Property: off-white to light brown crystalline powder.
Melting point: 285 °C(lit.)
Content: 93.0~103.0%
Monoacetylguanine: ≤6.0%
Guanine: ≤1.0%
Item |
Standard |
Test Results |
|
Identification |
A.H-NMR:Comply with the structure |
Complies |
|
B.LC-MS:Comply with the structure |
Complies |
||
C.The IR spectrum of sample should be identical with that of reference standard; |
Complies |
||
D.HPLC-ESI-MS |
Complies |
||
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
|||
Heavy metals |
≤10 ppm |
<10ppm |
|
Water |
≤1.0% |
0.10% |
|
Sulphated ash |
≤0.5%, determined on 1.0 g. |
0.01% |
|
Related substances |
Unspecified impurities: for each impurity |
≤0.10% |
<0.10% |
Total Impurity |
≤0.5% |
0.18% |
|
Purity |
≥99.0% |
99.70% |
|
Assay |
99.0%~101.0% (anhydrous substance). |
99.80% |
|
Storage |
Preserve in well-closed, light-resistant and airtight containers. |
Complies |
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