Levocetirizine 3-Chloro Impurity

CAS No :

1232460-31-9?

Molecular Formula:

C21H25ClN2O3

Molecular Weight:

388.9

Chemical Name:

(3S)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazin-7-one;

Chemical Name:

(3S)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7H-pyrido[1,2,3-de]-1,4-benzoxazin-7-one;

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Levocetirizine R-Isomer

CAS No: ​130018-77-8

Molecular Formula:​ C21H25ClN2O3

Molecular Weight: ​388.89

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Levocetirizine EP Impurity C

CAS No: ​?83881-59-8 (base)?

Molecular Formula:​ C21H27Cl3N2O3

Molecular Weight: ​461.81

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Levocetirizine EP Impurity D

CAS No: ​346451-15-8 (base) ;

Molecular Formula:​ C30H30Cl4N2?

Molecular Weight: ​560.38?

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Levocetirizine EP Impurity B

CAS No: ​942132-30-1

Molecular Formula:​ C19H23Cl3N2O2?

Molecular Weight: ​417.76?

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Levocetirizine EP Impurity A

CAS No: ​303-26-4?

Molecular Formula:​ C17H19ClN2?

Molecular Weight: ​286.8?

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Levocetirizine EP Impurity F

CAS No: ​?83881-53-2?

Molecular Formula:​ C21H26N2O3

Molecular Weight: ​354.44

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Levocetirizine EP Impurity E

CAS No: ​682323-77-9

Molecular Formula:​ C23H29ClN2O4?

Molecular Weight: ​432.94

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