(6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 基本信息
| 中文名称 | (6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
|---|---|
| 中文同义词 | 头孢唑啉EP杂质B;头孢唑林EP杂质B;头孢唑林EP杂质B,头孢唑林钠USP杂质N;(6R,7R)-3-((5-甲基-1,3,4-噻二唑-2-基)硫代)甲基)-8-氧代-7-新戊酰胺基-5-噻-1-氮杂双环[4.2.0]辛-2-烯-2-羧酸 (头孢唑啉杂质) |
| 英文名称 | (6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
| 英文同义词 | (6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;Cefazolin EP Impurity B;Cefazolin Impurity B(EP) ,USP Impurity N;7-Pivalamido Cefazolin;(6R,7R)-3-(((5-Methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefazolin Impurity);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(2,2-dimethyl-1-oxopropyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)thio]methyl]-8-oxo-, (6R,7R)- |
| CAS号 | 2384108-14-7 |
| 分子式 | C16H20N4O4S3 |
| 分子量 | 428.55 |
| EINECS号 | |
| 相关类别 | 杂质对照品 |
| Mol文件 | 2384108-14-7.mol |
| 结构式 | ![(6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 结构式](CAS/20180703/GIF/CB43155163.gif) |
(6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 性质
| 熔点 | 114 -117oC |
|---|---|
| 密度 | 1.52±0.1 g/cm3(Predicted) |
| 储存条件 | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| 溶解度 | 可溶于DMSO（少许）、甲醇（少许） |
| 酸度系数(pKa) | 2.62±0.50(Predicted) |
| 形态 | 固体 |
| 颜色 | 浅棕色 |
| 稳定性 | 吸湿性 |