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头孢噻肟钠购买
目录号: PI00010001     品名: Cefotaxime Sodium
CAS No:64485-93-4||Chemical Formula:C16H16N5NaO7S2||Molecular Weight:477.44177||Exact Mass:477.03888||Sodium (6R,7R)-3-[(acetyloxy)methyl]-7-[[(2Z)-2-(2-aminoth……
头孢噻肟钠EP杂质A购买
目录号: PI00010002     品名: Deacetoxycefotaxime , Cefotaxime Impurity A (EP)
CAS No:65052-63-3||Chemical Formula:C14H15N5O6S2||Molecular Weight:413.42300||Exact Mass:413.04637||(6R,7R)-7-[[(2Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)ace……
头孢噻肟钠EP杂质B购买
目录号: PI00010003     品名: 3-Desacetyl Cefotaxime, Cefotaxime Impurity B (EP)
CAS No:66340-28-1||Chemical Formula:C14H15N5O6S2||Molecular Weight:413.42300||Exact Mass:413.04637||(6R,7R)-7-[[(2Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)ace……
头孢噻肟钠EP杂质C购买
目录号: PI00010004     品名: Cefotaxime Impurity C (EP),N-Formly Cefotaxime
CAS No:66403-32-5||Chemical Formula:C17H17N5O8S2||Molecular Weight:483.47000||Exact Mass:483.05185||(6R,7R)-7-((Z)-2-(2-(acetoxyamino)thiazol-4-yl)-2-(methoxyim……
头孢噻肟钠EP杂质D购买
目录号: PI00010005     品名: Cefotaxime Impurity D (EP),E-Cefotaxime
CAS No:63527-53-7(free base),65715-12-0(Sodium Salt)||Chemical Formula:C16H17N5O7S2||Molecular Weight:455.46000 ||Exact Mass:455.05694||(6R,7R)-3-[(acetyloxy)me……
头孢噻肟钠EP杂质E购买
目录号: PI00010006     品名: Cefotaxime Impurity E (EP),3-Desacetyl Cefotaxime Lactone
CAS No:66340-33-8 ||Chemical Formula: C14H13N5O5S2 ||Molecular Weight:395.40800||Exact Mass:395.03581||(5aR,6R)-6-[[(2Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino……
头孢噻肟钠EP杂质F购买
目录号: PI00010007     品名: Cefotaxime Impurity F (a dimer)
CAS No:175032-97-0 ||Chemical Formula:C30H30N10O12S4||Molecular Weight:850.86800||Exact Mass:850.09275||(6R,7R)-3-[(acetyloxy)methyl]-7-[[(2Z)-2-[2-[[[(6R,7R)-7……
头孢噻肟钠EP杂质G购买
目录号: PI00010008     品名: Cefotaxime Impurity G (EP),ATA Cefotaxime
CAS No:N/A||Chemical Formula:C22H22N8O9S3 ||Molecular Weight:638.64500||Exact Mass:638.06719||(6R,7R)-3-[(acetyloxy)methyl]-7-[[(2Z)-2-[2-[[(2Z)-2-(2-aminothiaz……
头孢噻肟杂质M,E-脱酰头孢噻肟酸,反式头孢噻肟杂质B购买
目录号: PI00010009     品名: E-Deacylation ATMAA, E-Deacylation Aminothiamic Acid, Cefotaxime Impurity M
CAS No:N/A||Chemical Formula:C14H15N5O6S2 ||Molecular Weight:413.42880||Exact Mass:413.04637||(6R,7R)-7-((E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-……
头孢噻肟杂质L,反式头孢噻肟杂质E购买
目录号: PI00010010     品名: Cefotaxime Impurity L,E- Cefotaxime Impurity E
CAS No:123238-79-9||Chemical Formula:C14H13N5O5S2||Molecular Weight:395.03581||Exact Mass:395.41352||(E)-2-(2-aminothiazol-4-yl)-N-((6R)-1,7-dioxo-1,4,5a,6-tetr……
头孢噻肟杂质N,头孢噻肟开环内酯购买
目录号: PI00010011     品名: Cefotaxime Impurity N,Cefotaxime Open-ring Lactone
CAS No:75679-12-8||Chemical Formula:C14H15N5O6S2||Molecular Weight:413.42880||Exact Mass:413.04637|| (Z)-2-(2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2……
头孢噻肟杂质K,头孢噻肟双键位移购买
目录号: PI00010012     品名: Cefotaxime Impurity K,Δ3-Cefotaxime
CAS No:N/A||Chemical Formula:C16H17N5O7S2 ||Molecular Weight:455.46548||Exact Mass:455.05694||(6R,7R)-3-(acetoxymethyl)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methox……
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