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QE200319
Entacapone EP Impurity A
Molecular Formula: C14H15N3O5
Molecular Weight: 305.29
CAS No.: 145195-63-7
QE200321
Entacapone EP Impurity I
Molecular Formula: C13H12N2O6
Molecular Weight: 292.24
CAS No.: 1364322-42-8
QE200330
Entecavir EP Impurity D
Molecular Formula: C12H15N5O3
Molecular Weight: 277.29
CAS No.: 1367369-80-9
QE200331
Entecavir EP Impurity F
Molecular Formula: C27H31N5O2Si
Molecular Weight: 485.65
CAS No.: 649761-24-0
QE200332
Entecavir Impurity 6
Molecular Formula: C15H19N5O5
Molecular Weight: 349.34
CAS No.: NA
QE200333
Entecavir Impurity 7
Molecular Formula: C15H19N5O5
Molecular Weight: 349.34
CAS No.: NA
QE200334
Entecavir Impurity 8
Molecular Formula: C15H19N5O5
Molecular Weight: 349.34
CAS No.: NA
QE200335
Entecavir Impurity 9
Molecular Formula: C15H19N5O5
Molecular Weight: 349.34
CAS No.: NA
QE200341
Entecavir Impurity 41
Molecular Formula: C12H15N5O4
Molecular Weight: 293.28
CAS No.: NA
QE200342
Entecavir Impurity 42
Molecular Formula: C12H15N5O4
Molecular Weight: 293.28
CAS No.: 1984788-96-6
QE200344
Entecavir EP Impurity E
Molecular Formula: C13H17N5O4
Molecular Weight: 307.31
CAS No.: 2203740-23-0
QE200345
Entecavir Impurity 45
Molecular Formula: C26H27N5O3
Molecular Weight: 457.52
CAS No.: 142217-81-0
QE200346
Entecavir EP Impurity C
Molecular Formula: C12H15N5O4
Molecular Weight: 293.28
CAS No.: 2204369-23-1
QE200347
Entecavir Impurity 47
Molecular Formula: C13H17N5O4
Molecular Weight: 307.31
CAS No.: NA
QE200350
Entecavir Impurity 50
Molecular Formula: C14H21N5O3Si
Molecular Weight: 335.43
CAS No.: 870614-82-7
QE200351
Entecavir Impurity 51
Molecular Formula: C12H11N5O
Molecular Weight: 241.25
CAS No.: NA
QE200352
Entecavir Impurity 52
Molecular Formula: C32H33N5O4
Molecular Weight: 551.64
CAS No.: 142217-77-4
QE200353
Entecavir Impurity 53
Molecular Formula: C52H49N5O5
Molecular Weight: 823.98
CAS No.: 142217-78-5
QE200354
Entecavir Impurity 54
Molecular Formula: C52H47N5O5
Molecular Weight: 821.96
CAS No.: 142217-79-6
QE200355
Entecavir Impurity 55
Molecular Formula: C53H49N5O4
Molecular Weight: 819.99
CAS No.: 142217-80-9
QE200356
Entecavir Impurity 56
Molecular Formula: C11H15N5O4
Molecular Weight: 281.27
CAS No.: NA
QE200357
Entecavir Impurity 57
Molecular Formula: C11H11N5O3
Molecular Weight: 261.24
CAS No.: NA
QE200358
Entecavir Impurity 58
Molecular Formula: C17H22ClN5O4
Molecular Weight: 395.84
CAS No.: 1354715-30-2
QE200359
Entecavir Impurity 59
Molecular Formula: C13H16O3
Molecular Weight: 220.26
CAS No.: 117641-39-1
QE200360
Entacapone Impurity 60
Molecular Formula: C5H8N2O
Molecular Weight: 112.13
CAS No.: 15029-36-4
QE200361
Entacapone Impurity 61
Molecular Formula: C4H6N2O
Molecular Weight: 98.1
CAS No.: 6330-25-2
QE200362
Entacapone Impurity 62
Molecular Formula: C7H6N2O6
Molecular Weight: 214.13
CAS No.: 4097-63-6
QE200363
Entacapone Impurity 63
Molecular Formula: C8H8O3
Molecular Weight: 152.15
CAS No.: 148-53-8
QE200364
Entacapone Impurity 64
Molecular Formula: C8H8O3
Molecular Weight: 152.15
CAS No.: 672-13-9
QE200365
Entacapone Impurity 65
Molecular Formula: C8H8O3
Molecular Weight: 152.15
CAS No.: 673-22-3