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杂质对照品共匹配到20个产品,本页显示第1041至1060个

Cefuroxime Impurity B (E-Cefuroxime Axetil)-d3

MF:C₂₀H₁₉N₄O₁₀SD3| MW:513.50 |

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Cefuroxime Impurity C E-Isomer-d3

MF:C₁₈H₁₂Cl₃N₄O₉SD₃| MW:572.78 |

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Cefuroxime Impurity E-d3

MF:C₁₆H₁₃N₄O₈SD₃| MW:427.41 |

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Cefuroxime Axetil-d3

MF:C₂₀H₁₉N₄O₁₀SD₃| MW:513.50 |

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Cefuroxime EP Impurity F
(6R,7R)-7-((E)-2-(Furan-2-yl)-2-(methoxyimino)acetamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

MF:C₁₅H₁₅N₃O₇S| MW:381.36 | CAS:97170-19-9

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Cefuroxime EP Impurity G
(6R,7R)-3-(acetoxymethyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino) acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

MF:C₁₇H₁₇N₃O₈S| MW:423.40 | CAS:97232-98-9

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Cefuroxime Impurity 2

MF:C₁₅H₁₅N₃O₆S| MW:365.37 |

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Cefuroxime Impurity 1

MF:C₁₅H₁₅N₃O₆S| MW:365.37 |

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Cefuroxime EP Impurity E
(6R,7R)-3-((carbamoyloxy)methyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

MF:C₁₆H₁₆N₄O₈S| MW:424.38 | CAS:97232-97-8

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Cefuroxime EP Impurity I Ammonium Salt

MF:C₇H₆NO₄. NH₄| MW:168.13 18.04 | CAS:97148-39-5

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Cefuroxime EP Impurity I
(Z)-2-(furan-2-yl)-2-(methoxyimino)acetic acid

MF:C₇H₇NO₄| MW:169.14 | CAS:39684-61-2

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Di-alfa-Cefuroxime Ethyl Ether Diastereoisomer-1

MF:C₃₄H₃₄N₈O₁₆S₂| MW:874.82 |

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Cefuroxime Sodium EP Impurity C
(6R,7R)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

MF:C₁₅H₁₅N₃O₆S| MW:365.36 | CAS:69822-88-4

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Cefuroxime EP Impurity B
(6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

MF:C₁₇H₁₇N₃O₈S| MW:423.40 | CAS:39685-31-9

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Cefuroxime EP Impurity A (Descarbamoyl Cefuroxime)
(6R,7R)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

MF:C₁₅H₁₅N₃O₇S| MW:381.36 | CAS:56271-94-4

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Cefuroxime Axetil EP Impurity E (Cefuroxime Sodium EP Impurity H)
(Z)-N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(furan-2-yl)-2-(methoxyimino)acetamide

MF:C₁₅H₁₃N₃O₆S| MW:363.34 | CAS:947723-87-7

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Cefuroxime Impurity C

MF:C₁₈H₁₅Cl₃N₄O₉S| MW:569.76 | CAS:76598-06-6

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Cefuroxime Axetil EP Impurity B (Mixture of Diastereomers)
1-acetoxyethyl (6R,7R)-3-((carbamoyloxy)methyl)-7-((E)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

MF:C₂₀H₂₂N₄O₁₀S| MW:510.47 | CAS:97232-96-7

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Cefuroxime Axetil EP Impurity A

MF:C₂₀H₂₂N₄O₁₀S| MW:510.48 | CAS:123458-61-7

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Cefuroxime Sodium Salt (Cefuroxime Axetil EP Impurity D Sodium Salt)
(6R,7R)-3-((carbamoyloxy)methyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, sodium salt (1:1)

MF:C₁₆H₁₅N₄O₈S. Na| MW:423.38 22.99 | CAS:56238-63-2

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