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头孢唑林钠购买
目录号: PI00017001     品名: Cefazolin Sodium
CAS No:27164-46-1||Chemical Formula:C14H13N8NaO4S3 ||Molecular Weight:476.47977||Exact Mass:476.01196||Sodium (6R,7R)-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfan……
头孢唑林钠EP杂质A购买
目录号: PI00017002     品名: Cefazolin EP Impurity A
CAS No:30246-33-4||Chemical Formula:C11H12N4O3S3||Molecular Weight:344.42200||Exact Mass: 344.00715||(7R)-7-amino-3-(((5-methyl-1,3,4-thiadiazol-2-yl)thio)methy……
头孢唑林EP杂质B,头孢唑林钠USP杂质N购买
目录号: PI00017003     品名: Cefazolin Impurity B (EP)
CAS No:2384108-14-7,1798390-48-3(racemic)||Chemical Formula:C16H20N4O4S3||Molecular Weight:428.54000||Exact Mass: 428.06467 ||(7R)-3-(((5-methyl-1,3,4-thiadiazo……
头孢唑林EP杂质C,头孢唑林USP杂质H购买
目录号: PI00017004     品名: Cefazolin Impurity C (EP)
CAS No:56842-77-4||Chemical Formula:C11H12N6O4S||Molecular Weight:324.31500||Exact Mass:324.06407||(7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-methyl-8-oxo-5-thia-……
头孢唑林EP杂质D,头孢唑林USP杂质J购买
目录号: PI00017005     品名: Cefazolin Impurity D(EP),Cefazolin Impurity J(USP)
CAS No:32510-61-5||Chemical Formula:C13H14N6O6S||Molecular Weight:382.35100||Exact Mass:382.06955||(7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(acetoxymethyl)-8-ox……
头孢唑林杂质E(EP),头孢唑林USP杂质F,头孢唑林3位侧链杂质购买
目录号: PI00017006     品名: Cefazolin EP Impurity E(Cefazolin Impurity USP F, MMTD,Cefazolin 3-Lateral Chain Impurity)
CAS No:29490-19-5||Chemical Formula:Chemical Formula: C3H4N2S2||Molecular Weight:132.199||Exact Mass:131.98159||5-methyl-1,3,4-thiadiazole-2-thiol
头孢唑林EP杂质G,头孢唑林USP杂质I购买
目录号: PI00017007     品名: Cefazolin Impurity G(EP)
CAS No:1172998-53-6||Chemical Formula:C11H10N6O4S||Molecular Weight:322.29900||Exact Mass:322.04842||N-((5aR,6R)-1,7-dioxo-1,4,5a,6-tetrahydro-3H,7H-azeto[2,1-b……
头孢唑林EP杂质I,头孢唑林USP杂质L购买
目录号: PI00017008     品名: Cefazoloic Acid Isomers ,Cefazoloic Impurity L (USP),Cefazoloic Impurity I(EP)
CAS No:N/A||Chemical Formula:C14H16N8O5S3 ||Molecular Weight:472.51300||Exact Mass:472.04058||Cefazoloic Acid Isomers ,(R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido……
头孢唑林杂质K(EP)购买
目录号: PI00017009     品名: Cefazolin Impurity K(EP)
CAS No:1322626-65-2||Chemical Formula:C14H15N9O3S3||Molecular Weight:453.04600||Exact Mass:453.51400||(7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-1,3,4……
头孢唑林EP杂质L,头孢唑林USP杂质M购买
目录号: PI00017010     品名: Cefazolin EP Impuirty L(USP Impurity M,Cefazolin Epimer)
CAS No:N/A||Chemical Formula:C14H14N8O4S3 ||Molecular Weight:454.49800||Exact Mass:454.03001|| (6R,7S)-7-[2-(1H-Tetrazol-1-yl)acetamido]-3-[(5-methyl-1,3,4-thia……
头孢唑林USP杂质D(头孢唑林开环内酯)购买
目录号: PI00017011     品名: Cefazolin open-ring lactone, Cefazolin Impurity D (USP)
CAS No:N/A||Chemical Formula:C11H12N6O5S||Molecular Weight:340.31400||Exact Mass:340.05899||(R)-2-[2-(1H-Tetrazol-1-yl)acetamido]-2-[(R)-7-oxo-2,4,5,7-tetrahydr……
头孢唑林氧化杂质购买
目录号: PI00017014     品名: Cefazolin Oxide Impurity
CAS No:55633-21-1||Chemical Formula:C14H13N8NaO5S3||Molecular Weight:492.47877||Exact Mass: 492.00687|| sodium (6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-……
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