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QL201539
Letrozole Impurity 39
Molecular Formula: C10H8N4
Molecular Weight: 184.2
CAS No.: 112809-27-5
QL201540
Letrozole Impurity 40
Molecular Formula: C18H14N4O2
Molecular Weight: 318.33
CAS No.: NA
QL201541
Letrozole Impurity 41
Molecular Formula: C8H8ClNO
Molecular Weight: 169.61
CAS No.: 84545-14-2
QL201542
Letrozole Impurity 42
Molecular Formula: C10H8N4
Molecular Weight: 184.2
CAS No.: 876728-37-9
QL201543
Letrozole Impurity 43
Molecular Formula: C10H8N4
Molecular Weight: 184.2
CAS No.: 876316-41-5
QL201544
Letrozole Impurity 44
Molecular Formula: C10H10N4O
Molecular Weight: 202.21
CAS No.: NA
QL201545
Letrozole Impurity 45
Molecular Formula: C11H11N3O2
Molecular Weight: 217.22
CAS No.: 870766-45-3
QL201546
Letrozole Impurity 46
Molecular Formula: C12H13N3O2
Molecular Weight: 231.25
CAS No.: 160388-64-7
QL201547
Letrozole Impurity 47
Molecular Formula: C9H8ClN3
Molecular Weight: 193.63
CAS No.: 46209-39-6
QL201548
Letrozole Impurity 48
Molecular Formula: C16H11BrN4
Molecular Weight: 339.19
CAS No.: 143030-54-0
QL201549
Letrozole Impurity 49
Molecular Formula: C19H16N4O2
Molecular Weight: 332.36
CAS No.: NA
QL201550
Letrozole Impurity 50
Molecular Formula: C8H5Br2N
Molecular Weight: 274.94
CAS No.: 67013-55-2
QL201551
Letrozole Impurity 51
Molecular Formula: C17H11N5O2
Molecular Weight: 317.3
CAS No.: NA
QL201552
Letrozole Impurity 52
Molecular Formula: C12H9N7
Molecular Weight: 251.25
CAS No.: 305861-48-7
QL201553
Letrozole Impurity 53
Molecular Formula: C17H11N5O2
Molecular Weight: 317.3
CAS No.: NA
QL201554
Letrozole Impurity 54
Molecular Formula: C17H11N5O
Molecular Weight: 301.3
CAS No.: NA
QL201555
Letrozole Impurity 55
Molecular Formula: C17H13N5O
Molecular Weight: 303.32
CAS No.: 2500927-63-7
QL201556
Letrozole Impurity 56
Molecular Formula: C10H10N4O
Molecular Weight: 202.21
CAS No.: 1461654-89-6
QL201557
Letrozole Impurity 57
Molecular Formula: C10H9N3O2
Molecular Weight: 203.2
CAS No.: 1250126-45-4
QL201558
Letrozole Nitroso Impurity 1
Molecular Formula: C4H4N2O3
Molecular Weight: 128.09
CAS No.: NA
