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当前位置： > 产品中心 > 药物杂质对照品 > 头孢氨苄
头孢氨苄购买
目录号: PI00023001     品名: Cephalexin
CAS No:15686-71-2(Cephalexin monohydrate CAS No:23325-78-2)|Chemical Formula: C16H17N3O4S|(6R,7R)-7-[(R)-2-Amino-2-phenylacetamido]-3-methyl-8-oxo-5-thia-1-aza……
头孢氨苄EP杂质A购买
目录号: PI00023002     品名: Cephalexin Impurity A(EP),头孢氨苄杂质A,头孢克洛杂质A
CAS No: 875-74-1| Chemical Formula: C8H9NO2 | (R)-2-amino-2-phenylacetic acid
头孢氨苄EP杂质B购买
目录号: PI00023003     品名: Cephalexin Impurity B(EP)
CAS No:26395-99-3 | Chemical Formula: C8H10N2O3S |(6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
头孢氨苄EP杂质C购买
目录号: PI00023004     品名: Cephalexin Impurity C(EP)
CAS No:72528-40-6 | Chemical Formula: C24H24N4O5S |(6R,7R)-7-((R)-2-((R)-2-amino-2-phenylacetamido)-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]……
头孢氨苄EP杂质D购买
目录号: PI00023005     品名: Cephalexin Impurity D(EP)
CAS No:34876-35-2 | Chemical Formula: C5H6O2S |3-hydroxy-4-methylthiophen-2(5H)-one
头孢氨苄EP杂质E购买
目录号: PI00023006     品名: Cephalexin Impurity E(EP)
CAS No:146794-70-9 | Chemical Formula: C13H18N2O4S |(6R,7R)-3-methyl-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
头孢氨苄EP杂质F购买
目录号: PI00023007     品名: Cephalexin Impurity F(EP)
CAS No:79750-46-2 (free base) | Chemical Formula: C16H17N3O4S |(2R,6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-3-ene-……
头孢氨苄杂质C2购买
目录号: PI00023008     品名: Cephalexin Impurity C2
CAS No: | Chemical Formula: C24H24N4O5S |(S)-2-((6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-2-p……
头孢氨苄氧化杂质1购买
目录号: PI00023009     品名: Cephalexin oxidation Impurity 1
CAS No: | Chemical Formula: C16H17N3O5S | (6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-o……
头孢氨苄氧化杂质2购买
目录号: PI00023010     品名: Cephalexin oxidation Impurity 2
CAS No: | Chemical Formula: C16H17N3O5S | (6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxi……
头孢氨苄二聚体购买
目录号: PI00023011     品名: Cephalexin Dimer
CAS No: | Chemical Formula: C32H32N6O7S2 |(6R,7R)-7-((R)-2-((6R,7R)-7-((R)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-e……
（6R,7S)-头孢氨苄购买
目录号: PI00023012     品名: （6R,7S)-Cephalexin
CAS No: | C16H17N3O4S |(6R,7S)-7-((R)-2-amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
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