Cetirizine 3-Chloro Impurity

CAS No :

1232460-29-5?

Molecular Formula:

C21H27Cl3N2O3

Molecular Weight:

?461.81

Chemical Name:

Cefazolin EP Impurity B ; (6R,7R)-7-[(2,2-Dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid sodium salt ;Cefazolin Pivaloyl;

Chemical Name:

Cefazolin EP Impurity B ; (6R,7R)-7-[(2,2-Dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid sodium salt ;Cefazolin Pivaloyl;

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Cetirizine EP Impurity A

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Molecular Formula:​ C17H19ClN2

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Cetirizine EP Impurity C

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Molecular Formula:​ C21H27Cl3N2O3

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Molecular Formula:​ ?C22H29Cl3N2O3

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Cetirizine Polyethylene Glycol (PEG) Ester

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Cetirizine S-Isomer

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Molecular Formula:​ ?C21H27Cl3N2O3?

Molecular Weight: ​461.81?

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Cetirizine N-Oxide

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Molecular Formula:​ C21H25ClN2O4

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