Pirfenidone Impurity IV

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Pirfenidone Impurity IV

Synonyms	4-Methyl Pirfenidone, Pirfenidone Impurity 4
Chemical Name	4-Methyl-1-phenyl-2(1H)-Pyridinone
CAS No	161057-93-8
Molecular Formula	C12H11NO
Molecular Weight	185.22

Pirfenidone Impurity IV

Products

Pirfenidone EP Impurity A

1603-41-4

108.14

C6H8N2

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Pirfenidone EP Impurity B

1003-68-5

109.13

C6H7NO

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Pirfenidone EP Impurity C

108-95-2

94.1

C6H6O

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Pirfenidone EP Impurity D

108-86-1

157.01

C6H5Br

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Pirfenidone Impurity III

108-95-2

94.11

C6H6O

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Pirfenidone Impurity IV

161057-93-8

185.22

C12H11NO

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Pirfenidone Impurity V

53427-93-3

185.22

C12H11NO

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Pirfenidone Impurity VI

NA

185.22

C12H11NO

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Pirfenidone Impurity VII

13179-27-6

185.22

C12H11NO

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Pirfenidone Impurity VIII

377756-15-5

264.12

C12H10BrNO

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Pirfenidone Impurity IX

NA

292.33

C18H16N2O2

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Pirfenidone Impurity 8A

NA

292.33

C18H16N2O2

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3-Bromo Pirfenidone

912570-13-9

264.12

C12H10BrNO

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5-Carboxy Pirfenidone

77837-08-2

215.20

C12H9NO3

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Pirfenidone N-(4-Hydroxyphenyl)

851518-71-3

201.22

C12H11NO2

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Pirfenidone Impurity 1

51933-81-4

185.22

C12H11NO

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Pirfenidone Impurity 23A

43191-23-7

184.24

C12H12N12

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Pirfenidone -N,N- diphenylamine

1445086-62-3

260.33

C18H16N2

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