Catalogue Number: | M-4238 |
Compound Name: | N-Nitroso Metformin EP Impurity E Dinitrite (N-Nitroso Metformin USP Related Compound B Dinitrite) |
Synonyms: | 3-(azanylazanylidenemethyl)-1-methyl-1-nitrosoguanidine, nitrous acid (1:2) |
CAS#: | |
Alternate CAS#: | |
Molecular Formula: | C3H8N6O. 2 HNO2 |
Molecular Weight: | 144.14 2*47.01 |
Metformin EP Impurity E Sulfate (Metformin USP Related Compound B Sulfate)
CAS No. 36801-25-9
C3H9N5. H2SO4
M.W. 115.14 98.07
Metformin Impurity 2 Hemi-Sulfate (Guanylurea Hemi-Sulfate)
CAS No. 591-01-5
C2H6N4O. 0.5 H2SO4
M.W. 102.10 0.5*98.07
Metformin EP Impurity A (Metformin USP Related Compound A, Cyanoguanidine)
CAS No. 461-58-5
C2H4N4
M.W. 84.08
Metformin EP Impurity F HCl (Dacarbazine EP Impurity D HCl)
CAS No. 506-59-2
C2H7N. HCl
M.W. 45.08 36.46
Metformin EP Impurity F-15N HCl (Dacarbazine EP Impurity D-15N HCl)
CAS No. 75693-94-6
C2H715N. HCl
M.W. 46.08 36.46
Metformin EP Impurity F-13C2-15N HCl (Dacarbazine EP Impurity D-13C2-15N HCl)
CAS No. 768385-39-3
13C2H715N. HCl
M.W. 48.06 36.46