哌拉西林相关杂质 信息如下：
哌拉西林Piperacillin，CAS：66258-76-2; 61477-96-1，包装100mg和500mg
哌拉西林钠Piperacillin Sodium，包装100mg
哌拉西林钠杂质A Piperacillin Sodium Imp. A (EP) as Sodium Salt: Ampicillin Sodium，包装50mg和500mg
哌拉西林杂质B (4S)-2-[carboxy[[(2R)-2-[[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetyl]amino]methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ，包装为50mg
哌拉西林杂质C(2RS,4S)-2-[[[(2R)-2-[[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetyl]amino]methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ，包装为50mg
哌拉西林杂质D (2S,5R,6R)-6-[[(2R)-2-[[[(2S,5R,6R)-6-[[(2R)-2-[[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl]carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid ，包装为50mg
哌拉西林钠杂质E
Piperacillin Sodium Imp. E (EP): 1-Ethylpiperazine-2,3-dione，包装100mg
哌拉西林杂质F Piperacillin Sodium Imp. F (EP):
(4S)-3-acetyl-2-[carboxy[[(2R)-2-[[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetyl]amino]methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ，包装为50mg
哌拉西林钠杂质G Piperacillin Sodium Imp. G (EP): (2R)-2-[[(4-Ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetic Acid，包装100mg
哌拉西林钠杂质H Piperacillin Sodium Imp. H (EP): (2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]-heptane-2-carboxylic Acid (6-Aminopenicillanic Acid)，包装100mg
