81403-80-7 Alfuzosin N-[3-[(5-amino-6,7-dimethoxy-quinazolin-2-yl)-methyl-amino]propyl]tetrahydrofuran-2-carboxamide
Product Name: Alfuzosin hydrocholoride
CAS number: 81403-68-1
Molecular formula: C19H28ClN5O4
Molecular weight: 425.91
Appearance: white powder
Content: ≥99%
Items |
Specification |
Results |
Characteristics |
A white or almost white crystanlline powder |
white crystanlline powder |
Identification: -IR spectrum -Test for chlorides |
Positive Same as the Ref.Std Positive |
Positive Same as the Ref.Std Positive |
PH value:(C=2. In water) |
4.00~6.00 |
5.0 |
Specific optical rotation |
-0.10°~+0.10° |
0° |
Related substances by HPLC -Single known impurity: (A.B.C.D.E) -Single unknown impurity: -Total of impurity |
≤0.30% ≤0.10% ≤0.50% |
0.13% 0.06% 0.30% |
Water by K.F |
≤2.0% |
0.45% |
Sulphated ash |
≤0.1% |
0.07% |
Assay by Titration |
98.5% ~101.0% |
99.5% |
Conclusion |
The batch complies with the EP6.0 |
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