Gefitinib intermediate 6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one
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Name: 6-Hydroxy-7-methoxy-3,4-dihydroquinazolin-4-one
Synonyms: 6-Hydroxy-7-methoxy-3H-quinazolin-4-one
CAS No:179688-52-9
MF: C9H8N2O3
MW: 192.17
Appearance |
Gray to brown powder |
Wheat powder |
Identification |
H-NMR, MS |
Complies |
Loss on Drying |
£1.0% |
0.6% |
Residue on ignition |
£0.5% |
0.4% |
Related impurity By HPLC |
Total impurity£2.0% |
1.2% |
Assay (HPLC) |
³98.0% |
98.80 % |
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