Impurity Standards

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Fluconazole EP Impurity E

Product Code:
DH/FNL/1005
Molecular Formula:
C10H7F2N3O
CAS Number:
86404-63-9
Molecular Weight:
223.18
Synonyms: 1-(2,4-Difluorophenyl)-2-(1H-1,2,4-triazol-1-yl)ethanone


Fluconazole EP Impurity F

Product Code:
DH/FNL/1006
Molecular Formula:
C11H11F2N3O2
CAS Number:
118689-07-9
Molecular Weight:
255.22
Synonyms: (2RS)-2-(2,4-Difluorophenyl)-3-(1H-1,2,4-triazol-1-yl)propane-1,2-diol


Fluconazole EP Impurity G

Product Code:
DH/FNL/1007
Molecular Formula:
C11H9F2N3O
CAS Number:
86386-76-7
Molecular Weight:
237.21
Synonyms: 1-[[(2RS)-2-(2,4-Difluorophenyl)oxiran-2-yl]methyl]-1H-1,2,4-triazo


Fluvastatin EP Impurity A

Product Code:
DH/FLN/1001
Molecular Formula:
C24H25FNNaO4
CAS Number:
93957-54-1
Molecular Weight:
433.45
Synonyms: (3RS,5RS,6E)-7-[3-(4-Fluorophenyl)-1-(1-methylethyl)-1H-indol-2-yl]-3,5-dihydroxyhept-6-enoic acid


Fluvastatin EP Impurity B

Product Code:
DH/FLN/1002
Molecular Formula:
C28H34FNO4
CAS Number:
194934-96-8
Molecular Weight:
467.57
Synonyms: 1,1-Dimethylethyl (3R,5S,6E)-7-[3-(4-fluorophenyl)-1-(1-methylethyl)-1H-indol-2-yl]-3,5-dihydroxyhept-6-enoate


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