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当前位置： > 产品中心 > 药物杂质对照品 > 头孢噻呋
头孢噻呋
目录号: PI00054001     品名: Ceftiofur
CAS No:80370-57-6||Chemical Formula:C19H17N5O7S3||Molecular Weight:523.55300||Exact Mass:523.02901||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)aceta……
头孢噻呋USP杂质I
目录号: PI00054010     品名: 头孢噻呋杂质J,Ceftiofur USP Impurity I
CAS No:N/A||Chemical Formula:C19H17N5O7S3||Molecular Weight:523.55300||Exact Mass:523.02901||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3……
头孢噻呋USP杂质J
目录号: PI00054011     品名: 头孢噻呋杂质J,Ceftiofur USP Impurity J
CAS No:N/A||Chemical Formula:C19H17N5O7S3||Molecular Weight:523.55300||Exact Mass:523.02901||(6R,7R)-7-((E)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3……
头孢噻呋二聚体杂质
目录号: PI00054031     品名: Ceftiofur Dimer 2
CAS No:N/A||Chemical Formula:C38H32N10O13S6||Molecular Weight:1029.09100 ||Exact Mass:1028.04746||(6R,7R)-7-((Z)-2-(2-((6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-……
三苯甲基头孢噻呋肟
目录号: PI00054032     品名: Triphenylmethyl Ceftiofur Oxime
CAS No:N/A||Chemical Formula:C25H21N3O3S||Molecular Weight:443.52100 ||Exact Mass:443.13036||(Z)-2-(methoxyimino)-2-(2-(tritylamino)thiazol-4-yl)acetic acid
头孢噻呋双侧链
目录号: PI00054033     品名: Ceftiofur Double Side Chain
CAS No:N/A||Chemical Formula:C25H22N8O9S4||Molecular Weight:706.73800 ||Exact Mass:706.03926||(6R,7R)-7-((Z)-2-(2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)a……
头孢噻呋巯基
目录号: PI00054034     品名: Cefotifuromercapto
CAS No:N/A||Chemical Formula:C14H15N5O5S3||Molecular Weight:429.49440||Exact Mass:429.02353||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3……
头孢噻呋巯基内酯
目录号: PI00054035     品名: Cefotifuromercapto Lactone
CAS No:N/A||Chemical Formula:C14H13N5O4S3||Molecular Weight:411.47912||Exact Mass:411.01297||(Z)-2-(2-aminothiazol-4-yl)-N-((5aR,6R)-1,7-dioxo-1,3,4,5a,6,7-hexa……
头孢噻呋二聚体2杂质
目录号: PI00054036     品名: Ceftiofur Dimer 2
CAS No:N/A||Chemical Formula:C28H28N10O10S6||Molecular Weight:856.95200||Exact Mass:856.03141||(6R,6'R,7R,7'R,Z)-3,3'-(disulfanediylbis(methylene))bis(7-((Z)-2-……
头孢噻呋双母核
目录号: PI00054037     品名: Ceftiofur Double Mother Nucleus
CAS No:N/A||Chemical Formula:C32H27N7O11S5||Molecular Weight:845.90600||Exact Mass:845.03721||(6R,7R)-7-((6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)……
双氢噻呋硫酯杂质
目录号: PI00054038     品名: Dihydrothiafur Thioester Impurity
CAS No:N/A||Chemical Formula:C10H6O4S2||Molecular Weight:254.28224||Exact Mass:253.97075||furan-2-carboxylic dithioperoxyanhydride
头孢噻呋-4酮
目录号: PI00054039     品名: Ceftiofur-4-ketone
CAS No:N/A||Chemical Formula:C19H15N5O8S3||Molecular Weight:537.53600||Exact Mass:537.00827||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3……
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