Impurity Standards

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Valacyclovir Impurity H

Product Code:
DH/VLC/1007
Molecular Formula:
C11H16N6O4
CAS Number:
NA
Molecular Weight:
296.28
Synonyms: 2-[(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl-L-alaninate


Valacyclovir Impurity I

Product Code:
DH/VLC/1017
Molecular Formula:
C10H13N5O4
CAS Number:
102728-64-3
Molecular Weight:
267.24
Synonyms: 2-[(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)methoxy]ethyl acetate


Valacyclovir Impurity J

Product Code:
DH/VLC/1019
Molecular Formula:
C14H23ClN6O4
CAS Number:
142963-63-1
Molecular Weight:
374.82
Synonyms: 2-[[(2-amino-6-oxo-1,6-dihydro-9H-purin-9- yl)methoxy]oxyl]ethyl isoleucinate hydrochloride


Valacyclovir Impurity K

Product Code:
DH/VLC/1022
Molecular Formula:
C14H16N10O4
CAS Number:
NA
Molecular Weight:
388.34
Synonyms: 9-[(2-Hydroxyethoxy)methyl]-2-[[[(6-oxo-6,9-dihydro-1Hpurin-2-yl) amino] methyl]amino]-1,9-dihydro-6H-purin-6-one


Valacyclovir Impurity L

Product Code:
DH/VLC/1023
Molecular Formula:
C17H22N10O6
CAS Number:
1797131-64-6
Molecular Weight:
462.42
Synonyms: 2,2′-(Methylenediimino)bis[9-[(2-hydroxyethoxy)methyl]-1,9-dihydro-6H-purin-6-one]


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