- 中文名
- 头孢他啶EP杂质B
- 英文名
- Ceftazidime EP Impurity B
- CAS号
- 97148-38-4
- 分子式
- C22H22N6O7S2
- 分子量
- 546.57
- 中文别名
- 头孢他啶杂质B; 1-[[(6R,7R)-7-[[(2E)-(2-氨基-4-噻唑基)[(1-羧基-1-甲基乙氧基)亚氨基]乙酰基]氨基]-2-羧基-8-氧代-5-硫杂-1-氮杂双环[4.2.0]辛-2-烯-3-基]甲基]吡啶鎓内盐
- 英文别名
- (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-(2-carboxylatopropan-2-yloxyimino)acetyl]amino]-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate,hydron; (6R,7R)-7-{[(2E)-2-(2-Amino-1,3-thiazol-4-yl)-2-{[(2-carboxy-2-propanyl)oxy]imino}acetyl]amino}-8-oxo-3-(1-pyridiniumylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate; (6R,7R)-7-{[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-{[(1-carboxy-1-methylethyl)oxy]imino}acetyl]amino}-8-oxo-3-(pyridinium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate; Pyridinium, 1-[[(6R,7R)-7-[[(2E)-2-(2-amino-4-thiazolyl)-2-[(1-carboxy-1-methylethoxy)imino]-1-oxoethyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-, inner salt; 1-[[(6R,7R)-7-[[(2E)-(2-Amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-pyridinium inner salt