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QM050117
Synonyms: 4-(2,3-dimethyl-4-(methylamino)-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid
Molecular Formula
C12H15N3O4S
Molecular Weight
297.33
CAS No.
NA
QA142001
Antipyrine Impurity 1;Metamizole sodium EP Impurity A
Molecular Formula: C12H13N3O2
Molecular Weight: 231.25
CAS No.: 1672-58-8
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)
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
QM050110
Metamizole sodium Impurity 10
Molecular Formula: C12H15N3O2
Molecular Weight: 233.27
CAS No.: NA
QM050111
Metamizole sodium Impurity 11
Molecular Formula: C13H15N3O
Molecular Weight: 229.28
CAS No.: NA
