Catalogue Number: | M-532 |
Compound Name: | Metamizole EP Impurity A (4-Formylamino Antipyrine) |
Synonyms: | N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)formamide |
CAS#: | 1672-58-8 |
Alternate CAS#: | |
Molecular Formula: | C12H13N3O2 |
Molecular Weight: | 231.26 |
Metamizole EP Impurity C HCl (4-Methylamino Antipyrine HCl)
CAS No. 856307-27-2
C12H15N3O. HCl
M.W. 217.27 36.46
N-Nitroso Metamizole EP Impurity C (N-Nitroso 4-Methylamino Antipyrine)
CAS No. 73829-38-6
C12H14N4O2
M.W. 246.27
N-Nitroso Metamizole EP Impurity C-13C-d3 (N-Nitroso 4-Methylamino Antipyrine-13C-d3)
C1113CH11D3N4O2
M.W. 250.28