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QM200518
Methylene Blue Impurity 18
Molecular Formula: C7H10N2O3S2
Molecular Weight: 234.29
CAS No.: NA
QM200519
Methylene Blue Impurity 19
Molecular Formula: C8H12N2O3S2
Molecular Weight: 248.32
CAS No.: 126656-05-1
QM200520
Methylene Blue Impurity 20
Molecular Formula: C14H15N3O3S2
Molecular Weight: 337.41
CAS No.: NA
QM200521
Methylene Blue Impurity 21
Molecular Formula: C15H17N3O3S2
Molecular Weight: 351.44
CAS No.: NA
QM200522
Methylene Blue Impurity 22
Molecular Formula: C13H13N3O3S2
Molecular Weight: 323.39
CAS No.: NA
QM200523
Methylene Blue Impurity 23
Molecular Formula: C14H15N3O3S2
Molecular Weight: 337.41
CAS No.: NA
QM200524
Methylene Blue Impurity 24
Molecular Formula: C12H11N3O3S2
Molecular Weight: 309.36
CAS No.: NA
QM200525
Methylene Blue Impurity 25
Molecular Formula: C12H10N2O4S2
Molecular Weight: 310.34
CAS No.: NA
QM200526
Methylene Blue Impurity 26
Molecular Formula: C16H19N3O3S2
Molecular Weight: 365.47
CAS No.: NA
QM200527
Methylene Blue Impurity 27
Molecular Formula: C16H20ClN3S
Molecular Weight: 321.87
CAS No.: NA
QM200528
Methylene Blue Impurity 28
Molecular Formula: C13H10N2OS
Molecular Weight: 242.30
CAS No.: 34185-23-4
QM200529
Methylene Blue Impurity 29
Molecular Formula: C12H8N2OS
Molecular Weight: 228.27
CAS No.: 3773-36-2
QM200530
Controlled Substance(Methylene Blue Impurity 30)
Molecular Formula: C12H10ClN3S
Molecular Weight: 263.74
CAS No.: 581-64-6
QM200531
Methylene Blue Impurity 31
Molecular Formula: C8H12N2O3S2
Molecular Weight: 248.32
CAS No.: 43035-11-6
QM200532
Methylene Blue Impurity 32
Molecular Formula: C14H13N3OS
Molecular Weight: 271.34
CAS No.: 50995-93-2
QM200533
Methylene Blue Impurity 33
Molecular Formula: C14H9N3O5S
Molecular Weight: 331.30
CAS No.: 1628-79-1
QM200534
Methylene Blue Nitroso Impurity 2
Molecular Formula: C7H7N3O2
Molecular Weight: 165.15
CAS No.: 99-80-9
QM200535
Methylene Blue Impurity 35
Molecular Formula: C12H10ClN3S
Molecular Weight: 263.74
CAS No.: 78338-22-4(acetate）
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