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Home Active Pharmaceutical Ingredients atenolol
ATENOLOL
Product Name : Atenolol BP/EP/USP
Chemical Name : Benzenacetamide, 4-[2-hydroxy-3-[(1-methylethyl)amino]propoxy] -2[p-[2-Hydroxy-3-(isopropylamino)propoxy]-phenyl]acetamide
CAS Number : 29122-68-7
Chemical Formula : C14H22N2O3
Molecular Mass : 266.34 g/mol
Therapeutic Category : Antagonist

Test Specification
Description White or almost white powder
Identification

By UV Absorbance ratio 1.15 to 1.20 at 275 to 282nm

By TLC : To comply

Melting range : 152° TO 155°C

Solubility Sparingly soluble in water, soluble in ethanol, Slightly soluble in methylene chloride practically insoluble in ether.
Appearance of Solution The solution should clear and not more intensely colored than degree 6 of the range of reference solution of the most appropriate colour.
Loss On Drying Not More Than : 0.50 %
Assay on dried basis by HPLC 99.0 % to 101 %
Optical Rotation + 0.10 to 0.10
Sulphated Ash Not More Than : 0.1 %
Related Substances by HPLC

Single impurity: Not More Than : 0.25 %

Total impurity: Not More Than : 0.50 %

Chloride Not More Than : 0.1 %
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