Impurity Standards

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Fingolimod Nitro Impurity

Product Code:
DH/FGM/1005
Molecular Formula:
C19H31NO4
CAS Number:
374077-88-0
Molecular Weight:
337.45
Synonyms: 2-Nitro-2-[2-(4-octylphenyl)ethyl]propane-1,3-diol


Fluconazole EP Impurity A

Product Code:
DH/FNL/1001
Molecular Formula:
C13H12F2N6O
CAS Number:
89429-59-4
Molecular Weight:
306.27
Synonyms: (2RS)-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-3-(4H-1,2,4-triazol-4-yl)propan-2-ol


Fluconazole EP Impurity C

Product Code:
DH/FNL/1002
Molecular Formula:
C10H8N6
CAS Number:
514222-44-7
Molecular Weight:
212.21
Synonyms: 1,1-(1,3-phenylene)di-1H-1,2,4-triazole


Fluconazole EP Impurity D

Product Code:
DH/FNL/1003
Molecular Formula:
C13H13FN6O
CAS Number:
81886-51-3
Molecular Weight:
288.28
Synonyms: 2-(4-fluorophenyl)-1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-ol


Fluconazole EP Impurity B

Product Code:
DH/FNL/1004
Molecular Formula:
C15H14FN9O
CAS Number:
871550-15-1
Molecular Weight:
355.33
Synonyms: 2-[2-Fluoro-4-(1H-1,2,4-triazol-1-yl)phenyl]-1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-ol


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