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Current Position： > Product > Drug Impurities > Cefazolin Sodium
Cefazolin Impurity L3
Catalog No: PI00017013     Product Name: Cefazolin Impurity L3
CAS No:N/A||Chemical Formula:C14H16N8O5S3 ||Molecular Weight:472.51300||Exact Mass:472.04058||(R)-2-((R)-(2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-……
Cefazolin Oxide Impurity
Catalog No: PI00017014     Product Name: Cefazolin Oxide Impurity
CAS No:N/A||Chemical Formula:C14H13N8NaO5S3||Molecular Weight:492.47877||Exact Mass: 492.00687|| sodium (6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl-……
Cefazolin EP Impurity J
Catalog No: PI00017015     Product Name: Cefazolin EP Impurity J
CAS No：1675245-00-7 ||Chemical Formula:C11H12N6O5S ||Molecular Weight:340.31400 ||Exact Mass:340.05899 ||2-((2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-me……
Cefazolin Impurity B Precursor
Catalog No: PI00017016     Product Name: Cefazolin Impurity B Precursor
CAS No:N/A||Chemical Formula:C7H13N5O3||Molecular Weight:215.21300||Exact Mass:215.10184||N-(2,2-dimethoxyethyl)-2-(1H-tetrazol-1-yl)acetamide
Cefazolin USP Impurity E
Catalog No: PI00017017     Product Name: Cefazolin USP Impurity E
CAS No:478494-71-2 ||Chemical Formula:C11H12N6O5S||Molecular Weight:340.314||Exact Mass:340.05899||(6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(hydroxymethyl)-8……
Cefazolin Double Mother Nucleus Impurity A
Catalog No: PI00017019     Product Name: Cefazolin Double Mother Nucleus Impurity A
CAS No:N/A||Chemical Formula:C25H24N12O6S6||Molecular Weight:780.90500||Exact Mass:780.02660||(6R,7R)-7-((6R,7R)-7-(2-(5H-tetrazol-5-yl)acetamido)-3-(((5-methyl……
Cefazolin Double Mother Nucleus Impurity B
Catalog No: PI00017020     Product Name: Cefazolin Double Mother Nucleus Impurity B
CAS No:N/A||Chemical Formula:C25H24N12O6S6||Molecular Weight:780.90500||Exact Mass:780.02660||(6R,7R)-7-((6R,7R)-7-(2-(5H-tetrazol-5-yl)acetamido)-3-(((5-methyl……
Cefazolin USP Impurity B and Its Interconvertible Compound
Catalog No: PI00017021     Product Name: Cefazolin USP Impurity B and Its Interconvertible Compound
CAS No:1675245-47-2，1797135-60-4 (dehydrated form)||Chemical Formula:C5H7N5O2；C5H9N5O3||Molecular Weight:169.14400；187.15900||Exact Mass: 169.05997；187.07054||N……
Cefazolin Double Mother Nucleus
Catalog No: PI00017022     Product Name: Cefazolin Double Mother Nucleus
CAS No:N/A ||Chemical Formula:C25H24N12O6S6 ||Molecular Weight:780.92486 ||Exact Mass:780.02660||(6R,7R)-7-((6R,7R)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-met……
Cefazolin Impurity L4L5
Catalog No: PI00017023     Product Name: Cefazolin Impurity L4L5
CAS No:N/A||Chemical Formula:C14H16N8O5S3||Molecular Weight:472.51300||Exact Mass:472.04058 ||2-((2-(1H-tetrazol-1-yl)acetamido)(carboxy)methyl)-5-(((5-methyl-1……
Cefazolin 3-Position Side Chain Dimer 2
Catalog No: PI00017024     Product Name: Cefazolin 3-Position Side Chain Dimer 2
CAS No:N/A||Chemical Formula:C6H6N4S4||Molecular Weight:262.38200||Exact Mass:261.94753||1,2-bis(5-methyl-1,3,4-thiadiazol-2-yl)disulfane
Cefazolin 3-Position Side Chain Dimer 1
Catalog No: PI00017025     Product Name: Cefazolin 3-Position Side Chain Dimer 1
CAS No:N/A||Chemical Formula:C6H6N4S3||Molecular Weight:230.32200||Exact Mass:229.97546||bis(5-methyl-1,3,4-thiadiazol-2-yl)sulfane
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