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QM200600
Metformin HCl
Molecular Formula: C4H12ClN5
Molecular Weight: 165.62
CAS No.: 1115-70-4
QM200601
Metformin EP Impurity A
Molecular Formula: C2H4N4
Molecular Weight: 84.08
CAS No.: 461-58-5
QM200602
Metformin EP Impurity B
Molecular Formula: C4H8N8
Molecular Weight: 168.16
CAS No.: 4405-08-7;2959-04-8(HCl salt);3553-49-9(HNO3 salt);27369-26-2(2HNO3 salt)
QM200603
Metformin EP Impurity C
Molecular Formula: C5H10N6
Molecular Weight: 154.17
CAS No.: 1985-46-2
QM200604
Metformin EP Impurity D
Molecular Formula: C3H6N6
Molecular Weight: 126.12
CAS No.: 108-78-1
QM200605
Metformin EP Impurity E
Molecular Formula: C3H9N5.1/2H2SO4.H2O
Molecular Weight: 115.14 49.04 18.02
CAS No.: 36801-25-9 (sulfate salt) ;1674-62-0 (HCl salt);1609-00-3 (free base)
QM200606
Metformin EP Impurity F
Molecular Formula: C2H7N.HCl
Molecular Weight: 45.08 36.46
CAS No.: 506-59-2;124-40-3(free base)
QM200627
Metformin-d6 HCl
Molecular Formula: C4H5D6N5.HCl
Molecular Weight: 135.20 36.46
CAS No.: 1185166-01-1
QM200628
Metformin Impurity 28
Molecular Formula: C8H9N3O4
Molecular Weight: 211.17
CAS No.: 1670-17-3
QM200629
Metformin Impurity 29
Molecular Formula: C6H12N12
Molecular Weight: 252.24
CAS No.: 32151-75-0
QM200630
Metformin Impurity 30
Molecular Formula: C4H10N4O HCl
Molecular Weight: 130.15 36.46
CAS No.: 118632-64-7(free base)
QM200631
Metformin Impurity 31
Molecular Formula: C2H5N3O2
Molecular Weight: 103.08
CAS No.: 4390-68-5
QM200632
Metformin Impurity 32
Molecular Formula: C5H10N10
Molecular Weight: 210.2
CAS No.: 26690-75-5
QM200633
Metformin Impurity 33
Molecular Formula: C6H15N9
Molecular Weight: 213.24
CAS No.: NA
QM200634
Metformin Impurity 34
Molecular Formula: C4H10N4O HCl
Molecular Weight: 130.15 36.46
CAS No.: 570410-57-0;98026-16-5 (free base)
QM200635
Metformin Impurity 35
Molecular Formula: C9H11N5O2.HCl
Molecular Weight: 221.22 36.46
CAS No.: 63101-32-6
QM200636
Metformin Impurity 36
Molecular Formula: C5H13N5
Molecular Weight: 143.19
CAS No.: 117122-88-0
QM200637
Metformin Impurity 37
Molecular Formula: C6H15N5 HCl
Molecular Weight: 157.22 36.46
CAS No.: 35185-82-1
QM200639
Metformin Impurity 39
Molecular Formula: C4H9N5O
Molecular Weight: 143.15
CAS No.: NA
QM200640
Metformin Impurity 40
Molecular Formula: C4H7N5
Molecular Weight: 125.13
CAS No.: 847373-57-3
QM200641
Metformin Impurity 41
Molecular Formula: C4H7N5
Molecular Weight: 125.13
CAS No.: NA
QM200642
Metformin Impurity 42
Molecular Formula: C7H11NO2
Molecular Weight: 141.17
CAS No.: 1175324
QM200643
Metformin Impurity 43
Molecular Formula: C5H13N7
Molecular Weight: 171.21
CAS No.: NA
QM200644
Metformin Impurity 44
Molecular Formula: C3H6N6
Molecular Weight: 126.12
CAS No.: 2978-35-0
QM200646
N-Nitroso Metformin
Molecular Formula: C4H10N6O
Molecular Weight: 158.17
CAS No.: NA
QM200647
Metformin Impurity 47
Molecular Formula: C3H6N4O2
Molecular Weight: 130.11
CAS No.: 178671-73-3
QM200648
N-Nitroso Metformin EP Impurity B
Molecular Formula: C4H7N9O
Molecular Weight: 197.16
CAS No.: NA
QM200649
Metformin Nitroso Impurity 1
Molecular Formula: C3H8N6O
Molecular Weight: 144.14
CAS No.: NA
QM200650
Metformin Nitroso Impurity 2
Molecular Formula: C3H8N6O
Molecular Weight: 144.14
CAS No.: NA
QM200651
Metformin Nitroso Impurity 3
Molecular Formula: C3H7N7O2
Molecular Weight: 173.14
CAS No.: NA
