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Type:Impurity Reference Standard
API NAME:Famotidine
Total Products: 19
Inv. Status:

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Famotidine
CAT No: CL-FMTD-01 CAS No: 76824-35-6 Mol Wt: 337.4 Mol F: C8H15N7O2S3 Inv Status: Custom Synthesis
Chemical Name: (Z)-3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)thio)-N'-sulfamoylpropanimidamide
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Famotidine EP Impurity A
CAT No: CL-FMTD-02 CAS No: 88061-72-7 Mol Wt: 258.4 : 2(36.5) Mol F: C8H14N6S2 : 2(HCl) Inv Status: Custom Synthesis
Chemical Name: 3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)thio)propanimidamide dihydrochloride
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Famotidine EP Impurity B
CAT No: CL-FMTD-03 CAS No: 89268-62-2 Mol Wt: 561.7 Mol F: C16H23N11O2S5 Inv Status: Custom Synthesis
Chemical Name: 2,2'-(((((1,1-Dioxido-4H-1,2,4,6-thiatriazine-3,5-diyl)bis(ethane-2,1-diyl))bis(sulfanediyl))bis(methylene))bis(thiazole-4,2-diyl))diguanidine
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Famotidine EP Impurity C
CAT No: CL-FMTD-04 CAS No: 76824-17-4 Mol Wt: 338.4 : 36.4 Mol F: C8H14N6O3S3 : HCl Inv Status: Custom Synthesis
Chemical Name: 3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)thio)-N-sulfamoylpropanamide
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Famotidine EP Impurity D
CAT No: CL-FMTD-05 CAS No: 76824-16-3 Mol Wt: 259.4 Mol F: C8H13N5OS2 Inv Status: In Stock
Chemical Name:  3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)thio)propanamide
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Famotidine EP Impurity E
CAT No: CL-FMTD-06 CAS No: 129083-44-9 Mol Wt: 374.5 Mol F: C10H14N8S4 Inv Status: Custom Synthesis
Chemical Name: 2,2'-((Disulfanediylbis(methylene))bis(thiazole-4,2-diyl))diguanidine
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Famotidine EP Impurity F
CAT No: CL-FMTD-07 CAS No: 107880-74-0 Mol Wt: 260.3 Mol F: C8H12N4O2S2 Inv Status: Custom Synthesis
Chemical Name: 3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)thio)propanoic acid
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Famotidine EP Impurity G
CAT No: CL-FMTD-08 CAS No: 76823-97-7 Mol Wt: 283.3 Mol F: C9H13N7S2 Inv Status: Custom Synthesis
Chemical Name: N-Cyano-3-(((2-guanidinothiazol-4-yl)methyl)thio)propanimidamide
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Famotidine EP Impurity H
CAT No: CL-FMTD-09 CAS No: 88046-01-9 Mol Wt: 230.3 : 2(36.5) Mol F: C6H10N6S2 : 2(HCl) Inv Status: Custom Synthesis
Chemical Name:  [2-[(Diaminomethylidene)amino]thiazol-4-yl]methyl carbamimidothioate
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Famotidine EP Impurity I Hydrochloride
CAT No: CL-FMTD-10 CAS No: NA Mol Wt: 354.4 : 36.4 Mol F:  C8H14N6O4S3 : HCl Inv Status: Custom Synthesis
Chemical Name: 3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)sulfinyl)-N-sulfamoylpropanamide hydrochloride
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Famotidine EP Impurity J
CAT No: CL-FMTD-11 CAS No: 76824-14-1 Mol Wt: 274.4 Mol F: C9H14N4O2S2 Inv Status: In Stock
Chemical Name: Methyl 3-(((2-((diaminomethylene)amino)thiazol-4-yl)methyl)thio)propanoate
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Famotidine Sulfoxide
CAT No: CL-FMTD-12 CAS No: 90237-03-9 Mol Wt: 353.4 Mol F: C8H15N7O3S3 Inv Status: In Stock
Chemical Name: 3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)sulfinyl)-N'-sulfamoylpropanimidamide
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Famotidine Impurity HCl
CAT No: CL-FMTD-13 CAS No: 100599-91-5 Mol Wt:  156.2 : 36.4 Mol F: C5H8N4S : HCl Inv Status: Custom Synthesis
Chemical Name:  1-(4-Methylthiazol-2-yl)guanidine hydrochloride
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Famotidine Methoxy Impurity
CAT No: CL-FMTD-14 CAS No:  76823-94-4 Mol Wt: 273.3 Mol F: C9H15N5OS2 Inv Status: Custom Synthesis
Chemical Name: Methyl 3-(((2-guanidinothiazol-4-yl)methyl)thio)propanimidate
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Famotidine Cyanoethyl Impurity
CAT No: CL-FMTD-15 CAS No: 76823-93-3 Mol Wt: 241.3 Mol F: C8H11N5S2 Inv Status: Custom Synthesis
Chemical Name: 1-(4-(((2-Cyanoethyl)thio)methyl)thiazol-2-yl)guanidine
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Famotidine Chloromethyl Impurity
CAT No: CL-FMTD-16 CAS No: 81152-53-6 Mol Wt: 190.7 Mol F: C5H7ClN4S Inv Status: Custom Synthesis
Chemical Name: 1-(4-(Chloromethyl)thiazol-2-yl)guanidine
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Famotidine Adduct Impurity
CAT No: CL-FMTD-17 CAS No: 1994267-84-3 Mol Wt: 425.5 Mol F:  C15H19N7O2S3 Inv Status: Custom Synthesis
Chemical Name:  (Z)-N'-(N-((Z)-Benzylidene)sulfamoyl)-3-(((2-((diaminomethylene)amino)thiazol-4-yl)methyl)thio)propanimidamide
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Famotidine EP Impurity I
CAT No: CL-FMTD-18 CAS No: 1020719-36-1 Mol Wt: 354.4 : 36.4 Mol F: C8H14N6O4S3 : HCl Inv Status: In Stock
Chemical Name: 3-(((2-((Diaminomethylene)amino)thiazol-4-yl)methyl)sulfinyl)-N-sulfamoylpropanamide hydrochloride
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Famotidine Impurity 12
CAT No: CL-FMTD-19 CAS No: 20166-91-0 Mol Wt: 188.3 Mol F: C5H8N4S2 Inv Status: In Stock
Chemical Name: (2-Aminothiazol-4-yl)methyl carbamimidothioate

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