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Metamizole EP Impurity A

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>Cat. No: MTZ201

CAS Number:   1672-58-8

Product Details:   Mol. Formula: C12H13N3O2,Mol. Weight: 231.25

IUPAC:  N-(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)formamide

Synonyms:  4-Formylaminoantipyrine, 1672-58-8, N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)formamide, 4-Formamidoantipyrine

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Metamizole EP Impurity B

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>Cat. No: MTZ202

CAS Number:   83-07-8

Product Details:   Mol. Formula: C11H13N3O,Mol. Weight: 203.24

IUPAC:  4-amino-1,5-dimethyl-2-phenylpyrazol-3-one

Synonyms:  4-Aminoantipyrine, AMPYRONE, 83-07-8, Metapirazone

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Metamizole EP Impurity C

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>Cat. No: MTZ203

CAS Number:   519-98-2

Product Details:   Mol. Formula: C12H15N3O,Mol. Weight: 217.27

IUPAC:  1,5-dimethyl-4-(methylamino)-2-phenylpyrazol-3-one

Synonyms:  Noramidopyrine, 519-98-2, Noraminopyrine, 4-Methylaminophenazone

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Metamizole EP Impurity D

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>Cat. No: MTZ204

CAS Number:   58-15-1

Product Details:   Mol. Formula: C13H17N3O,Mol. Weight: 231.29

IUPAC:  4-(dimethylamino)-1,5-dimethyl-2-phenylpyrazol-3-one

Synonyms:  aminophenazone, AMINOPYRINE, Amidopyrine, 58-15-1

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Metamizole EP Impurity E

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>Cat. No: MTZ205

CAS Number:   117-38-4

Product Details:   Mol. Formula: C12H15N3O4S,Mol. Weight: 297.33

IUPAC:  [(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)amino]methanesulfonic acid

Synonyms:  Sulfamidopyrine, 117-38-4, UNII-727Q94151Q, Melubrin

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Metamizole Sodium Monohydrate

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>Cat. No: MTZ100

CAS Number:   5907-38-0

Product Details:   Mol. Formula: C13H17N3NaO4S+,Mol. Weight: 334.35

IUPAC:  sodium;[(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)-methylamino]methanesulfonic acid

Synonyms:  5907-38-0, sulpyrine, Dipyron hydrate, Dipyrone monohydrate

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Metformin EP Impurity A

$83.00$166.00

Cat. No: IS2-150

CAS Number:   461-58-5

Product Details:  Molecular Formula : C2H4N4; MW : 84.8

IUPAC:  2-cyanoguanidine

Synonyms:  Dicyandiamide; CYANOGUANIDINE; 461-58-5; Dicyanodiamide; 2-Cyanoguanidine; 1-Cyanoguanidine

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Metformin EP Impurity B

$312.00$625.00

Cat. No: IS2-153

CAS Number:   386891

Product Details:  Molecular Formula : Request Info; MW : Request Info

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Synonyms:  Request Info

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Metformin EP Impurity C

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Cat. No: IS2-152

CAS Number:   1985-46-2

Product Details:  Molecular Formula : C5H1N6; MW : 154.17

IUPAC:  2-N,2-N-dimethyl-1,3,5-triazine-2,4,6-triamine

Synonyms:  1985-46-2; 2,4-Diamino-6-dimethylamino-1,3,5-triazine; n,n-dimethylmelamine; N2,N2-dimethyl-1,3,5-triazine-2,4,6-triamine; N2,N2-DIMETHYLMELAMINE; 2-N,2-N-dimethyl-1,3,5-triazine-2,4,6-triamine

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Metformin EP Impurity F HCl

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Cat. No: IS2-149

CAS Number:   506-59-2

Product Details:  Molecular Formula : C2H8ClN; MW : 81.54

IUPAC:  N-methylmethanamine;hydrochloride

Synonyms:  Dimethylamine hydrochloride; 56-59-2; Dimethylammonium chloride; N-Methylmethanamine hydrochloride; DIMETHYLAMINE HCl; Methanamine, N-methyl-, hydrochloride

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Metformin Impurity D

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Cat. No: IS2-151

CAS Number:   108-78-1

Product Details:  Molecular Formula : C3H6N6; MW : 126.12

IUPAC:  1,3,5-triazine-2,4,6-triamine

Synonyms:  MELAMINE; 1,3,5-Triazine-2,4,6-triamine; 18-78-1; Cyanuramide; Cyanurotriamide; Cyanurotriamine

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Metformin Impurity E/ RC B

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Cat. No: IS2-154

CAS Number:   36801-25-9

Product Details:  Molecular Formula : C3H11N5O4S; MW : 213.22

IUPAC:  1-(diaminomethylidene)-2-methylguanidine;sulfuric acid

Synonyms:  1-Methylbiguanide sulphate; 3681-25-9; 1-(diaminomethylidene)-2-methylguanidine; sulfuric acid; Metformin EP Impurity E Sulfate; Imidodicarbonimidic diamide, N-methyl-, sulfate

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