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Pharmaceutical Reference Standards

Pirfenidone

Picture of Pirfenidone
CAT No: SZ-P035001
CAS No: 53179-13-8
Mol.F. : C12H11NO
Mol.Wt. : 185.2
Inv. Status: In Stock
SZ-P035001
CAS No:53179-13-8
Mol.F.: C12H11NO
Mol.Wt.: 185.2
Inv. Status: In Stock

Pirfenidone EP Impurity A

Picture of Pirfenidone EP Impurity A
CAT No: SZ-P035002
CAS No: 1603-41-4
Mol.F. : C6H8N2
Mol.Wt. : 108.1
Inv. Status: In Stock, 3-4 days for Dispatch
SZ-P035002
CAS No:1603-41-4
Mol.F.: C6H8N2
Mol.Wt.: 108.1
Inv. Status: In Stock, 3-4 days for Dispatch

Pirfenidone EP Impurity B

Picture of Pirfenidone EP Impurity B
CAT No: SZ-P035003
CAS No: 1003-68-5
Mol.F. : C6H7NO
Mol.Wt. : 109.1
Inv. Status: In Stock
SZ-P035003
CAS No:1003-68-5
Mol.F.: C6H7NO
Mol.Wt.: 109.1
Inv. Status: In Stock

Pirfenidone EP Impurity C

Picture of Pirfenidone EP Impurity C
CAT No: SZ-P035004
CAS No: 108-95-2
Mol.F. : C6H6O
Mol.Wt. : 94.1
Inv. Status: In Stock
SZ-P035004
CAS No:108-95-2
Mol.F.: C6H6O
Mol.Wt.: 94.1
Inv. Status: In Stock

Pirfenidone EP Impurity D

Picture of Pirfenidone EP Impurity D
CAT No: SZ-P035005
CAS No: 108-86-1
Mol.F. : C6H5Br
Mol.Wt. : 157.0
Inv. Status: In Stock
SZ-P035005
CAS No:108-86-1
Mol.F.: C6H5Br
Mol.Wt.: 157.0
Inv. Status: In Stock

Pirfenidone Impurity 1

Picture of Pirfenidone Impurity 1
CAT No: SZ-P035006
CAS No: 2251047-36-4
Mol.F. : C18H16N2O2
Mol.Wt. : 292.3
Inv. Status: Custom Synthesis
SZ-P035006
CAS No:2251047-36-4
Mol.F.: C18H16N2O2
Mol.Wt.: 292.3
Inv. Status: Custom Synthesis

Pirfenidone Impurity 2

Picture of Pirfenidone Impurity 2
CAT No: SZ-P035007
CAS No: 377756-15-5
Mol.F. : C12H10BrNO
Mol.Wt. : 264.1
Inv. Status: Custom Synthesis
SZ-P035007
CAS No:377756-15-5
Mol.F.: C12H10BrNO
Mol.Wt.: 264.1
Inv. Status: Custom Synthesis

Pirfenidone Impurity 3

Picture of Pirfenidone Impurity 3
CAT No: SZ-P035008
CAS No: 13179-27-6
Mol.F. : C12H11NO
Mol.Wt. : 185.2
Inv. Status: Custom Synthesis
SZ-P035008
CAS No:13179-27-6
Mol.F.: C12H11NO
Mol.Wt.: 185.2
Inv. Status: Custom Synthesis

Pirfenidone Impurity 4

Picture of Pirfenidone Impurity 4
CAT No: SZ-P035009
CAS No: 161057-93-8
Mol.F. : C12H11NO
Mol.Wt. : 185.2
Inv. Status: Custom Synthesis
SZ-P035009
CAS No:161057-93-8
Mol.F.: C12H11NO
Mol.Wt.: 185.2
Inv. Status: Custom Synthesis

Pirfenidone Impurity 5

Picture of Pirfenidone Impurity 5
CAT No: SZ-P035010
CAS No: 53427-93-3
Mol.F. : C12H11NO
Mol.Wt. : 185.2
Inv. Status: Custom Synthesis
SZ-P035010
CAS No:53427-93-3
Mol.F.: C12H11NO
Mol.Wt.: 185.2
Inv. Status: Custom Synthesis

Pirfenidone Impurity 6

Picture of Pirfenidone Impurity 6
CAT No: SZ-P035011
CAS No: 912570-13-9
Mol.F. : C12H10BrNO
Mol.Wt. : 264.1
Inv. Status: Custom Synthesis
SZ-P035011
CAS No:912570-13-9
Mol.F.: C12H10BrNO
Mol.Wt.: 264.1
Inv. Status: Custom Synthesis

Pirfenidone Impurity 7

Picture of Pirfenidone Impurity 7
CAT No: SZ-P035012
CAS No: NA
Mol.F. : C18H16N2O2
Mol.Wt. : 292.3
Inv. Status: Custom Synthesis
SZ-P035012
CAS No:NA
Mol.F.: C18H16N2O2
Mol.Wt.: 292.3
Inv. Status: Custom Synthesis

Pirfenidone Impurity 8

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CAT No: SZ-P035013
CAS No: NA
Mol.F. : C20H20N2O2
Mol.Wt. : 320.4
Inv. Status: Custom Synthesis
SZ-P035013
CAS No:NA
Mol.F.: C20H20N2O2
Mol.Wt.: 320.4
Inv. Status: Custom Synthesis

Pirfenidone Impurity 9

Picture of Pirfenidone Impurity 9
CAT No: SZ-P035014
CAS No: 51933-81-4
Mol.F. : C12H11NO
Mol.Wt. : 185.2
Inv. Status: Custom Synthesis
SZ-P035014
CAS No:51933-81-4
Mol.F.: C12H11NO
Mol.Wt.: 185.2
Inv. Status: Custom Synthesis

Pirfenidone Impurity 10

Picture of Pirfenidone Impurity 10
CAT No: SZ-P035015
CAS No: 108-99-6
Mol.F. : C6H7N
Mol.Wt. : 93.1
Inv. Status: Custom Synthesis
SZ-P035015
CAS No:108-99-6
Mol.F.: C6H7N
Mol.Wt.: 93.1
Inv. Status: Custom Synthesis

Pirfenidone Impurity 11

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CAT No: SZ-P035016
CAS No: 1603-40-3
Mol.F. : C6H8N2
Mol.Wt. : 108.1
Inv. Status: Custom Synthesis
SZ-P035016
CAS No:1603-40-3
Mol.F.: C6H8N2
Mol.Wt.: 108.1
Inv. Status: Custom Synthesis

Pirfenidone Impurity 12

Picture of Pirfenidone Impurity 12
CAT No: SZ-P035017
CAS No: 1003-56-1
Mol.F. : C6H7NO
Mol.Wt. : 109.1
Inv. Status: Custom Synthesis
SZ-P035017
CAS No:1003-56-1
Mol.F.: C6H7NO
Mol.Wt.: 109.1
Inv. Status: Custom Synthesis

Pirfenidone Impurity 13

Picture of Pirfenidone Impurity 13
CAT No: SZ-P035020
CAS No: 583-53-9
Mol.F. : C6H4Br2
Mol.Wt. : 235.9
Inv. Status: Custom Synthesis
SZ-P035020
CAS No:583-53-9
Mol.F.: C6H4Br2
Mol.Wt.: 235.9
Inv. Status: Custom Synthesis

Pirfenidone Impurity 14

Picture of Pirfenidone Impurity 14
CAT No: SZ-P035021
CAS No: 108-36-1
Mol.F. : C6H4Br2
Mol.Wt. : 235.9
Inv. Status: Custom Synthesis
SZ-P035021
CAS No:108-36-1
Mol.F.: C6H4Br2
Mol.Wt.: 235.9
Inv. Status: Custom Synthesis

Pirfenidone Impurity 15

Picture of Pirfenidone Impurity 15
CAT No: SZ-P035022
CAS No: 106-37-6
Mol.F. : C6H4Br2
Mol.Wt. : 235.9
Inv. Status: Custom Synthesis
SZ-P035022
CAS No:106-37-6
Mol.F.: C6H4Br2
Mol.Wt.: 235.9
Inv. Status: Custom Synthesis

Pirfenidone Impurity 16

Picture of Pirfenidone Impurity 16
CAT No: SZ-P035023
CAS No: 1824-81-3
Mol.F. : C6H8N2
Mol.Wt. : 108.1
Inv. Status: Custom Synthesis
SZ-P035023
CAS No:1824-81-3
Mol.F.: C6H8N2
Mol.Wt.: 108.1
Inv. Status: Custom Synthesis

Pirfenidone Impurity 17

Picture of Pirfenidone Impurity 17
CAT No: SZ-P035024
CAS No: 7464-14-4
Mol.F. : C6H6N2O3
Mol.Wt. : 154.1
Inv. Status: Custom Synthesis
SZ-P035024
CAS No:7464-14-4
Mol.F.: C6H6N2O3
Mol.Wt.: 154.1
Inv. Status: Custom Synthesis

N-Phenylpyridin-2(1H)-one

Picture of N-Phenylpyridin-2(1H)-one
CAT No: SZ-P035025
CAS No: 13131-02-7
Mol.F. : C11H9NO
Mol.Wt. : 171.2
Inv. Status: Custom Synthesis
Rel. CAS No : 1092169-22-6 (HBr salt)
SZ-P035025
CAS No:13131-02-7
Mol.F.: C11H9NO
Mol.Wt.: 171.2
Inv. Status: Custom Synthesis
Rel. CAS No : 1092169-22-6 (HBr salt)

Stable Isotopes And Metabolites

Pirfenidone-d3

Picture of Pirfenidone-d3
CAT No: SZ-P035D01
CAS No: 1093951-85-9
Mol.F. : C12H8D3NO
Mol.Wt. : 188.2
Inv. Status: Custom Synthesis
SZ-P035D01
CAS No:1093951-85-9
Mol.F.: C12H8D3NO
Mol.Wt.: 188.2
Inv. Status: Custom Synthesis

Pirfenidone D5

Picture of Pirfenidone D5
CAT No: SZ-P035D02
CAS No: 1020719-62-3
Mol.F. : C12H6D5NO
Mol.Wt. : 190.3
Inv. Status: Custom Synthesis
SZ-P035D02
CAS No:1020719-62-3
Mol.F.: C12H6D5NO
Mol.Wt.: 190.3
Inv. Status: Custom Synthesis

5-Carboxy-N-phenyl-2-1H-pyridone D5

Picture of 5-Carboxy-N-phenyl-2-1H-pyridone D5
CAT No: SZ-P035D03
CAS No: 1020719-24-7
Mol.F. : C12H4D5NO3
Mol.Wt. : 220.2
Inv. Status: Custom Synthesis
SZ-P035D03
CAS No:1020719-24-7
Mol.F.: C12H4D5NO3
Mol.Wt.: 220.2
Inv. Status: Custom Synthesis

3-Hydroxy-5-methyl-N-phenyl-2-1H-pyridone D5

Picture of 3-Hydroxy-5-methyl-N-phenyl-2-1H-pyridone D5
CAT No: SZ-P035D04
CAS No: 1020719-53-2
Mol.F. : C12H6D5NO2
Mol.Wt. : 206.3
Inv. Status: Custom Synthesis
SZ-P035D04
CAS No:1020719-53-2
Mol.F.: C12H6D5NO2
Mol.Wt.: 206.3
Inv. Status: Custom Synthesis

N-(4-Hydroxyphenyl)-5-methyl-2-1H-pyridone D4

Picture of N-(4-Hydroxyphenyl)-5-methyl-2-1H-pyridone D4
CAT No: SZ-P035D05
CAS No: 1188263-50-4
Mol.F. : C12H7D4NO2
Mol.Wt. : 205.3
Inv. Status: Custom Synthesis
SZ-P035D05
CAS No:1188263-50-4
Mol.F.: C12H7D4NO2
Mol.Wt.: 205.3
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Pirfenidone EP Impurity B

Picture of N-Nitroso Pirfenidone EP Impurity B
CAT No: SZ-P035018
CAS No: 2512237-43-1
Mol.F. : C6H6N2O2
Mol.Wt. : 138.1
Inv. Status: Custom Synthesis
SZ-P035018
CAS No:2512237-43-1
Mol.F.: C6H6N2O2
Mol.Wt.: 138.1
Inv. Status: Custom Synthesis

N-Nitroso Pirfenidone EP Impurity A

Picture of N-Nitroso Pirfenidone EP Impurity A
CAT No: SZ-P035019
CAS No: 126209-21-0
Mol.F. : C6H7N3O
Mol.Wt. : 137.1
Inv. Status: Custom Synthesis
Rel. CAS No : 1135091-80-3 (Na salt)
SZ-P035019
CAS No:126209-21-0
Mol.F.: C6H7N3O
Mol.Wt.: 137.1
Inv. Status: Custom Synthesis
Rel. CAS No : 1135091-80-3 (Na salt)