Valsartan Methyl Ester
Chemical Name | Valsartan Methyl Ester |
CAS No. | 137863-17-3 |
Molecular Formula | C25H31N5O3 |
Molecular Weight | 449.54500 |
Molecular Structure | |
Storage | Keep in well-closed container, protected from light. |
SPECIFICATION
ITEMS | SPECIFICATION |
Appearance | White of yellow powder |
Identification | IR: Absorption peaks appear at 3061、2964、2862、1739、1605、777cm-1 |
Loss on drying | ≤2.0% |
Enantiomer | ≤1.0% |
Related compounds | Valsartan ethyl ester ≤0.3% |
Any other individual impurity ≤0.2% | |
Total impurities ≤1.0% | |
Purity | ≥99.0% |
N-Nitroso-dimethylamine | ≤0.3ppm |
N-Nitrosodiethylamine | ≤0.08ppm |