API Impurities
Pirfenidone
Chemical Name: 5-Methyl-N-phenyl-2-1H-pyridone
CAS No:
53179-13-8
Molecular Formula: C12H9NO3
Molecular Weight: 215.2
CAT No:
ALL-PIRF-3
Keywords: Pirfenidone, 5-Methyl-N-phenyl-2-1H-pyri...
Inventory Status:
Pirfenidone 5-Carboxylic Acid Impurity
Chemical Name: 5-Carboxy-N-phenyl-2-1H-pyridone
CAS No:
77837-08-2 ; 1189982-99-7 (Sodium Salt)
Molecular Formula: C12H9NO3
Molecular Weight: 215.2
CAT No:
ALL-PIRF-1
Keywords: Pirfenidone 5-Carboxylic Acid Impurity, ...
Inventory Status:
Pirfenidone 5-Hydroxymethyl Impurity
Chemical Name: 5-Hydroxymethyl-N-phenyl-2-1H-pyridone
CAS No:
887406-49-7
Molecular Formula: C12H11NO2
Molecular Weight: 201.22
CAT No:
ALL-PIRF-2
Keywords: Pirfenidone 5-Hydroxymethyl Impurity, 5-...
Inventory Status:
Pirfenidone EP Impurity A
Chemical Name: 5-Methylpyridin-2-amine ;2-Amino-5-methy...
CAS No:
1603-41-4
Molecular Formula: C6H8N2
Molecular Weight: 108.14
CAT No:
ALL-PIRF-4
Keywords: Pirfenidone EP Impurity A, 5-Methylpyrid...
Inventory Status:
Pirfenidone EP Impurity B
Chemical Name: 5-Methylpyridin-2(1H)-one ;2-Hydroxy-5-m...
CAS No:
1003-68-5
Molecular Formula: C6H7NO
Molecular Weight: 109.13
CAT No:
ALL-PIRF-5
Keywords: Pirfenidone EP Impurity B, 5-Methylpyrid...
Inventory Status:
Pirfenidone EP Impurity C
Chemical Name: Phenol
CAS No:
108-95-2
Molecular Formula: C6H6O
Molecular Weight: 94.11
CAT No:
ALL-PIRF-6
Keywords: Pirfenidone EP Impurity C, Phenol
Inventory Status:
Pirfenidone EP Impurity D
Chemical Name: Bromobenzene
CAS No:
108-86-1
Molecular Formula: C6H5Br
Molecular Weight: 157.01
CAT No:
ALL-PIRF-7
Keywords: Pirfenidone EP Impurity D, Bromobenzene
Inventory Status: