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QM050100
Synonyms: sodium ((1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)(methyl)amino)methanesulfonate
Molecular Formula
C13H16N3NaO4S
Molecular Weight
333.34
CAS No.
68-89-3;5907-38-0(Na H2O);50567-35-6(free base)；63372-86-1(Mg salt)
QA142001
Antipyrine Impurity 1;Metamizole sodium EP Impurity A
Molecular Formula: C12H13N3O2
Molecular Weight: 231.25
CAS No.: 1672-58-8
QM050100
Metamizole sodium
Molecular Formula: C13H16N3NaO4S
Molecular Weight: 333.34
CAS No.: 68-89-3;5907-38-0(Na H2O);50567-35-6(free base)；63372-86-1(Mg salt)
QM050102
Metamizole sodium EP Impurity B
Molecular Formula: C11H13N3O
Molecular Weight: 203.24
CAS No.: 30505
QM050103
Metamizole sodium EP Impurity C
Molecular Formula: C12H15N3O
Molecular Weight: 217.27
CAS No.: 519-98-2;856307-27-2(HCl salt)
QM050104
Metamizole sodium EP Impurity D
Molecular Formula: C13H17N3O
Molecular Weight: 231.29
CAS No.: 58-15-1
QM050105
Metamizole sodium EP Impurity E
Molecular Formula: C12H15N3O4S
Molecular Weight: 297.33
CAS No.: 117-38-4;129-89-5(Na salt)
QM050106
Metamizole sodium Nitroso Impurity 1
Molecular Formula: C10H8N4O3
Molecular Weight: 232.2
CAS No.: NA
QM050107
Metamizole sodium Impurity 7
Molecular Formula: C13H17N3O7S2
Molecular Weight: 391.41
CAS No.: NA
QM050108
Metamizole sodium Impurity 8
Molecular Formula: C13H17N3O2
Molecular Weight: 247.3
CAS No.: 62902-13-0
QM050109
N-Nitroso Metamizole EP Impurity E
Molecular Formula: C12H14N4O5S
Molecular Weight: 326.33
CAS No.: NA
