| 1 | | (Z)-2-(N-((4-AMINO-2-METHYL-5-PYRIMIDINYL)METHYL)FORMAMIDO)-5-HYDROXY-2-PENTENE-3-SULFONICACID | (Z)-2-(N-((4-AMINO-2-METHYL-5-PYRIMIDINYL)METHYL)FORMAMIDO)-5-HYDROXY-2-PENTENE-3-SULFONICACID | C12H18N4O5S
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| 2 | 301306-25-2 | isopropyl ({3-[(2-ethoxy-2-oxoethyl)sulfanyl]-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl}amino)acetate | isopropyl ({3-[(2-ethoxy-2-oxoethyl)sulfanyl]-5-oxo-4,5-dihydro-1,2,4-triazin-6-yl}amino)acetate | C12H18N4O5S
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| 3 | 2172369-67-2 | 头孢噻肟杂质43 | 1,2,4-Thiadiazole-3-acetic acid, 5-amino-α-[[2-(1,1-dimethylethoxy)-1,1-dimethyl-2-oxoethoxy]imino]- | C12H18N4O5S
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| 4 | 76028-96-1 | 头孢唑兰侧链酸活性硫酯 | 1,2,4-Thiadiazole-3-acetic acid, 5-amino-a-[[2-(1,1-dimethylethoxy)-1,1-dimethyl-2-oxoethoxy]imino]-, (Z)- | C12H18N4O5S
| 化工原料;医药中间体;医药生物化工;原料药，中间体 | |