Impurity Standards

IP, USP and EP Compliant

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FAMOTIDINE

Famotidine EP Impurity D

CAT No.-
CAS No.76824-16-3
Mol. F.C8H13N5OS2
Mol. W.259.35
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FAMOTIDINE

Famotidine Impurity F

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CAS No.-
Mol. F.C8H12N4O2S2
Mol. W.260.34
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FAMOTIDINE

Famotidine EP Impurity G

CAT No.-
CAS No.76823-97-7
Mol. F.C9H13N7S2
Mol. W.283.38
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FAMOTIDINE

Famotidine Impurity B

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CAS No.-
Mol. F.C16H23N11O2S5
Mol. W.561.75
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FAMCICLOVIR

Famciclovir dimer impurity 2

CAT No.-
CAS No.-
Mol. F.C30H40N10O8
Mol. W.668.72
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FAMOTIDINE

Famotidine EP Impurity E

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CAS No.-
Mol. F.C10H14N8S4
Mol. W.374.52
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FAMCICLOVIR

Famciclovir Impurity 17

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CAS No.-
Mol. F.C15H21N5O4
Mol. W.335.37
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FAMOTIDINE

Famotidine EP Impurity I HCl

CAT No.-
CAS No.1020719-36-1 (freebase)
Mol. F.C8H14N6O4S3. HCl
Mol. W.354.42 36.46
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FAMCICLOVIR

Famciclovir impurity 1

CAT No.-
CAS No.172529-94-1
Mol. F.C10H14ClN5O2
Mol. W.271.71
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FAMCICLOVIR

Famciclovir Impurity 2

CAT No.-
CAS No.23169-37-1
Mol. F.C9H13N5O2
Mol. W.223.24
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