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共找到 4 条结果，关键词：Cefuroxime+Impurity+78

Cefuroxime Sodium Imp. B (EP); (6R,7R)-7-[[(Z)-(Furan-2-yl)(methoxyimino)acetyl]amino]-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[(2Z)-2-furanyl(methoxyimino)acetyl]amino]-8-oxo-, (6R,7R)-; 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-[[2-furanyl(methoxyimino)acetyl]amino]-8-oxo-, [6R-[6a,7ss(Z)]]-; (6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-furanyl(methoxyimino)acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; Cefuracetime; SKF 81367 CAS 39685-31-9 PubChem CID 9571078

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(COC(C)=O)CS[C@H]12)c1ccco1
(S)-5-(aminomethyl)-2-((S)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid PubChem CID 176477750

CO/N=C(\C(=O)N[C@@H](C(=O)O)[C@H]1NC(C(=O)O)=C(CN)CS1)c1ccco1
(6R,7R)-3-((((chlorosulfonyl)carbamoyl)oxy)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 CAS 1264302-78-4 PubChem CID 176477777

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(COC(=O)NS(=O)(=O)Cl)CS[C@H]12)c1ccco1
Cefuroxime Impurity 38 CAS 1264302-78-4 PubChem CID 176477756

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)[O-])=C(COC(=O)C3=C(COC(N)=O)CS[C@@H]4[C@H](NC(=O)/C(=N\OC)c5ccco5)C(=O)N34)CS[C@H]12)c1ccco1.[Na+]