Pharmaceutical Reference Standards / Impurity Standards

Cimetidine
Cimetidine
  • CAT. No.C260000
  • CAS. No.51481-61-9
  • Mol. F.C10H16N6S
  • Mol. W.252.34 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity E
Cimetidine EP Impurity E
  • CAT. No.C260001
  • CAS. No.54237-72-8
  • Mol. F.C10H16N6OS
  • Mol. W.268.34 g/mol
  • Stock Status:Instock
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Cimetidine EP impurity H
Cimetidine EP impurity H
  • CAT. No.C260002
  • CAS. No.74886-59-2
  • Mol. F.C10H18N8S2
  • Mol. W.314.44 g/mol
  • Stock Status:Instock
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Cimetidine EP Impurity J Dihydrochloride
Cimetidine EP Impurity J Dihydrochloride
  • CAT. No.C260003
  • CAS. No.38585-67-0
  • Mol. F.C7H13N3S.2HCl
  • Mol. W.244.26 g/mol
  • Stock Status:Instock
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Cimetidine EP Impurity A
Cimetidine EP Impurity A
  • CAT. No.C260004
  • CAS. No.52378-40-2
  • Mol. F.C10H15N5S2
  • Mol. W.269.39 g/mol
  • Stock Status:Instock
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4-Methyl-5-imidazolemethanol hydrochloride
4-Methyl-5-imidazolemethanol hydrochloride
  • CAT. No.C260006
  • CAS. No.38585-62-5
  • Mol. F.C5H8N2OHCl
  • Mol. W.148.59 g/mol
  • Stock Status:Instock
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Cimetidine EP Impurity D Dihydrochloride
Cimetidine EP Impurity D Dihydrochloride
  • CAT. No.C260008
  • CAS. No.59660-24-1 (HCl)
  • Mol. F.CH17NS.2HCl
  • Mol. W.300.25 g/mol
  • Stock Status:Instock
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Cimetidine EP Impurity C
Cimetidine EP Impurity C
  • CAT. No.C260009
  • CAS. No.52568-80-6
  • Mol. F.C10H18N6OS.2HCl
  • Mol. W.343.28 g/mol
  • Stock Status:Custom Synthesis
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1,1-Dimethyl-3-cyanoguanidine
1,1-Dimethyl-3-cyanoguanidine
  • CAT. No.C260010
  • CAS. No.1609-06-09
  • Mol. F.C4H8N4
  • Mol. W.112.13 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity I
Cimetidine EP Impurity I
  • CAT. No.C260011
  • CAS. No.29636-87-1
  • Mol. F.C5H8N2O
  • Mol. W.112.13 g/mol
  • Stock Status:Instock
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Cimetidine EP Impurity B
Cimetidine EP Impurity B
  • CAT. No.C260012
  • CAS. No.138035-55-9
  • Mol. F.C10H15N5OS
  • Mol. W.253.32 g/mol
  • Stock Status:Under Synthesis
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Cimetidine EP Impurity F
Cimetidine EP Impurity F
  • CAT. No.C260013
  • CAS. No.55272-86-1
  • Mol. F.C16H24N8S2
  • Mol. W.392.55 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine Impurity 1
Cimetidine Impurity 1
  • CAT. No.C260014
  • CAS. No.182685-55-8
  • Mol. F.C16H26N10S2
  • Mol. W.422.57 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine Impurity 2
Cimetidine Impurity 2
  • CAT. No.C260015
  • CAS. No.NA
  • Mol. F.C15H22N8S
  • Mol. W.346.45 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Cimetidine
N-Nitroso Cimetidine
  • CAT. No.C260016
  • CAS. No.73785-40-7
  • Mol. F.C10H15N7OS
  • Mol. W.281.34 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity C
Cimetidine EP Impurity C
  • CAT. No.C260018
  • CAS. No.77076-18-7
  • Mol. F.C10H18N6OS
  • Mol. W.270.35 g/mol
  • Stock Status:Instock
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Cimetidine EP Impurity G
Cimetidine EP Impurity G
  • CAT. No.C260019
  • CAS. No.31857-31-5
  • Mol. F.C4H8N4
  • Mol. W.112.13 g/mol
  • Stock Status:Instock
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(5-Ethyl-1H-imidazol-4-yl)methanol hydrochloride
(5-Ethyl-1H-imidazol-4-yl)methanol hydrochloride
  • CAT. No.C260020
  • CAS. No.38603-74-6
  • Mol. F.C6H10N2O.HCl
  • Mol. W.162.62 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity J Dihydrobromide
Cimetidine EP Impurity J Dihydrobromide
  • CAT. No.C260021
  • CAS. No.NA
  • Mol. F.C7H15Br2N3S
  • Mol. W.333.09 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity A Hydrochloride
Cimetidine EP Impurity A Hydrochloride
  • CAT. No.C260022
  • CAS. No.52378-40-2(Free Base)
  • Mol. F.C10H16ClN5S2
  • Mol. W.305.85 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity J
Cimetidine EP Impurity J
  • CAT. No.C260023
  • CAS. No.38585-67-0
  • Mol. F.C17H13N3S
  • Mol. W.171.26 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine Nitroso Impurity 4
Cimetidine Nitroso Impurity 4
  • CAT. No.C260024
  • CAS. No.NA
  • Mol. F.C10H15N7OS
  • Mol. W.281.30 g/mol
  • Stock Status:Custom Synthesis
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Cimetidine EP Impurity B Hydrochloride Salt
Cimetidine EP Impurity B Hydrochloride Salt
  • CAT. No.C260025
  • CAS. No.NA
  • Mol. F.C10H16ClN5OS
  • Mol. W.289.78 g/mol
  • Stock Status:Custom Synthesis
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Guanidine,N-cyano-N``-methyl-N`-[2-[[(4-methyl-1H-imidazol-5-yl)methyl]thio]ethyl]-,dihydrochloride
Guanidine,N-cyano-N``-methyl-N`-[2-[[(4-methyl-1H-imidazol-5-yl)methyl]thio]ethyl]-,dihydrochloride
  • CAT. No.C260026
  • CAS. No.73785-35-0
  • Mol. F.C10H16N6S.2HCl
  • Mol. W.325.26 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Cimetidine-D3
Cimetidine-D3
  • CAT. No.C260017
  • CAS. No.1185237-29-9
  • Mol. F.C10H13D3N6S
  • Mol. W.255.36 g/mol
  • Stock Status:Custom Synthesis
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