头孢西丁EP杂质A 基本信息
中文名称 | 头孢西丁EP杂质A |
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中文同义词 | 头孢西丁杂质A(EP);原料药头孢西丁 杂质A;头孢西丁钠有关杂质A;头孢西丁EP杂质4;头孢西丁A;去氨甲酰头孢西丁 |
英文名称 | (6R-cis)-3-(hydroxymethyl)-7-methoxy-8-oxo-7-(2-thienylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
英文同义词 | (6R,6β)-3-Hydroxymethyl-7β-methoxy-8-oxo-7-[[(2-thienyl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;(7S)-3-(Hydroxymethyl)-7-[(2-thenylcarbonyl)amino]-7-methoxycepham-3-ene-4-carboxylic acid;3'-Decarbamoylcefoxitin;Cefoxitin Impurity A -C (EP);Cefoxitin Impurity 5;Cefoxitin Impurity A (EP)(Decarbamoyl cefoxitin);3-hydroxymethyl-7c-methoxy-8-oxo-7t-(2-thiophen-2-yl-acetylamino)-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid;Cefoxitin impurity 1/Cefoxitin EP Impurity A/Decarbamoyl Cefoxitin/(6R,7S)-3-(hydroxymethyl)-7-methoxy-8-oxo-7-[[(thiophen-2-yl)acetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
CAS号 | 54333-94-7 |
分子式 | C15H16N2O6S2 |
分子量 | 384.43 |
EINECS号 | 259-108-3 |
相关类别 | 头孢西丁杂质;杂质对照品;头孢西丁 |
Mol文件 | 54333-94-7.mol |
结构式 |
头孢西丁EP杂质A 性质
沸点 | 790.2±60.0 °C(Predicted) |
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密度 | 1.62±0.1 g/cm3(Predicted) |
酸度系数(pKa) | 2.79±0.50(Predicted) |
InChI | InChI=1S/C15H16N2O6S2/c1-23-15(16-10(19)5-9-3-2-4-24-9)13(22)17-11(12(20)21)8(6-18)7-25-14(15)17/h2-4,14,18H,5-7H2,1H3,(H,16,19)(H,20,21)/t14-,15+/m1/s1 |
InChIKey | ZTFUMAYWSRFLRO-CABCVRRESA-N |
SMILES | N12[C@@]([H])([C@](OC)(NC(CC3SC=CC=3)=O)C1=O)SCC(CO)=C2C(O)=O |