Losartan Trityl Methyl Ether Impurity;Candesartan Trityl Methyl Ether Impurity ; Irbesartan Trityl Methyl Ether Impurity ;Valsartan Trityl Methyl Ether Impurity

Losartan Trityl Methyl Ether Impurity;Candesartan Trityl Methyl Ether Impurity ; Irbesartan Trityl Methyl Ether Impurity ;Valsartan Trityl Methyl Ether Impurity

1,1',1''-(methoxymethanetriyl)tribenzene

Impurity reference standard used for related substances testing of Losartan drug substance and drug product per pharmacopoeial limits.