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共找到 97 条结果，关键词：Cefuroxime+Impurity+3

(R)-5-((carbamoyloxy)methyl)-3-((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-carbonyl)-2-((R)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid PubChem CID 177832929

CO/N=C(\C(=O)N[C@H](C(=O)O)[C@H]1SCC(COC(N)=O)=C(C(=O)O)N1C(=O)C1=C(COC(N)=O)CS[C@@H]2[C@H](NC(=O)/C(=N\OC)c3ccco3)C(=O)N12)c1ccco1
(R)-5-(3-amino-3-oxopropyl)-2-((R)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid Chemical Formula: PubChem CID 177832932

CO/N=C(\C(=O)N[C@H](C(=O)O)[C@@H]1NC(C(=O)O)=C(CCC(N)=O)CS1)c1ccco1
(7R)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-3-((((2,2,2-trichloroacetyl)carbamoyl)oxy)methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 177832934

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(COC(=O)NC(=O)C(Cl)(Cl)Cl)CSC12)c1ccco1
(6S,7R)-3-((((6S,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-carbonyl)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 PubChem CID 177832937

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
(6S,7R)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-3-((((6S,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-carbonyl)oxy)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 177832941

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(COC(=O)C3=C(CO)CS[C@H]4[C@H](NC(=O)/C(=N\OC)c5ccco5)C(=O)N34)CS[C@@H]12)c1ccco1
(2R)-2-((2R)-4-((1-acetoxyethoxy)carbonyl)-5-((carbamoyloxy)methyl)-3-((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-carbonyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)-2-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)acetic acid PubChem CID 177833482

CO/N=C(\C(=O)N[C@H](C(=O)O)[C@H]1SCC(COC(N)=O)=C(C(=O)OC(C)OC(C)=O)N1C(=O)C1=C(COC(N)=O)CS[C@@H]2[C@H](NC(=O)/C(=N\OC)c3ccco3)C(=O)N12)c1ccco1
((6R,7R)-2-((1-acetoxyethoxy)carbonyl)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl (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-carboxylate PubChem CID 177833824

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)OCC3=C(C(=O)OC(C)OC(C)=O)N4C(=O)[C@@H](NC(=O)/C(=N\OC)c5ccco5)[C@H]4SC3)=C(COC(N)=O)CS[C@H]12)c1ccco1
(7R)-7-((6R,7S)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 177836722

CO/N=C(\C(=O)N[C@H]1C(=O)N2C(C(=O)N[C@@H]3C(=O)N4C(C(=O)O)=C(C)CSC34)=C(C)CS[C@H]12)c1ccco1
(R)-5-((carbamoyloxy)methyl)-3-((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-carbonyl)-2-(((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid PubChem CID 177837238

CO/N=C(\C(=O)NC[C@H]1SCC(COC(N)=O)=C(C(=O)O)N1C(=O)C1=C(COC(N)=O)CS[C@@H]2[C@H](NC(=O)/C(=N\OC)c3ccco3)C(=O)N12)c1ccco1
2-Aminomethyl-azetidine-1-carboxylic acid tert-butylester CAS 1192-62-7 PubChem CID 14505

CC(=O)c1ccco1
(Z)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 5484157

CO/N=C(\C(=O)NC1C(=O)N2C(C(=O)O)=C(CO)CSC12)c1ccco1
(Z)-3-(acetoxymethyl)-7-(2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid CAS 39685-31-9 PubChem CID 13517135

CO/N=C(\C(=O)NC1C(=O)N2C(C(=O)O)=C(COC(C)=O)CSC12)c1ccco1
(6R,7S)-7-amino-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid PubChem CID 56846437

N[C@H]1C(=O)N2C(C(=O)O)=C(CO)CS[C@H]12
(6R,7R)-7-(2-(furan-2-yl)-2-oxoacetamido)-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid CAS 2704612-10-0 PubChem CID 69565193

O=C(O)C1=C(CO)CS[C@@H]2[C@H](NC(=O)C(=O)c3ccco3)C(=O)N12
(6R,7R)- 7-[[(Z)-Furan-2-yl(methoxyimino)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid CAS 69822-88-4 PubChem CID 72703184

CO/N=C(/C(=O)NC1C(=O)N2C(C(=O)O)=C(C)CSC12)c1ccco1
(6R,7S)-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 PubChem CID 124411128

CO/N=C(\C(=O)N[C@H]1C(=O)N2C(C(=O)O)=C(CO)CS[C@H]12)c1ccco1
(6R,7R)-7-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)-8-oxo-3-((2,2,2-trichloroacetylcarbamoyloxy)methyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid CAS 76598-06-6 PubChem CID 129010486

CO/N=C(/C(=O)N[C@@H]1C(=O)N2C(C(=O)O)=C(COC(=O)NC(=O)C(Cl)(Cl)Cl)CS[C@H]12)c1ccco1
Cefuroxime Axetil Impurity 14 PubChem CID 176477765

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C3=C(COC(=O)C4=C(COC3=O)CS[C@@H]3[C@H](NC(=O)/C(=N\OC)c5ccco5)C(=O)N43)CS[C@H]12)c1ccco1
(6R,6'R,7R,7'R,Z)-ethane-1,1-diyl bis(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-carboxylate) PubChem CID 177828480

CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)OC(C)OC(=O)C3=C(COC(N)=O)CS[C@@H]4[C@H](NC(=O)/C(=N\OC)c5ccco5)C(=O)N34)=C(COC(N)=O)CS[C@H]12)c1ccco1
(2R)-2-((2R)-4-((1-acetoxyethoxy)carbonyl)-5-((((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-carbonyl)oxy)methyl)-3,6-dihydro-2H-1,3-thiazin-2-yl)-2-((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)acetic acid PubChem CID 177832913

CO/N=C(\C(=O)N[C@H](C(=O)O)[C@@H]1NC(C(=O)OC(C)OC(C)=O)=C(COC(=O)C2=C(COC(N)=O)CS[C@@H]3[C@H](NC(=O)/C(=N\OC)c4ccco4)C(=O)N23)CS1)c1ccco1