7-Amino-3-(1-pyridylmethyl)-3-cephem-4-carboxylic Acid

7-氨基-3-(1-吡啶甲基)-3-头孢烯-4-羧酸

Also known as: PYCA, Ceftazidime EP Impurity C, Ceftazidime Impurity C, Ceftazidime Impurity 3, Pyridinium, 1-[[(6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-, inner salt, (6R,7R)-7-Amino-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate, 1-[[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium inner salt, 7β-Amino-3-(1-pyridiniomethyl)-3-cephem-4-carboxylate

7-Amino-3-(1-pyridylmethyl)-3-cephem-4-carboxylic Acid (CAS 3432-88-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H13N3O3S and a molecular weight of 291.32600 g/mol. It is also known as PYCA, Ceftazidime EP Impurity C and Ceftazidime Impurity C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

3432-88-0

Jingsj CID

J-1527604-5

Molecular Formula

C₁₃H₁₃N₃O₃S

Chinese Name

7-氨基-3-(1-吡啶甲基)-3-头孢烯-4-羧酸

Molecular Weight

291.32600 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026