Metamizole Impurities

Metamizole Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Metamizole, pharmacopeial and non-pharmacopeial Metamizole impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Metamizole impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Metamizole-related products are thoroughly characterized. Metamizole products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

4-Hydroxy Antipyrine

SZ CAT No:	: SZ-M041017
CAS No	: 1672-63-5
Mol.F.	: C11H12N2O2
Mol.Wt.	: 204.2
Inv. Status	: In Stock

Metamizole EP Impurity A

SZ CAT No:	: SZ-M041002
CAS No	: 1672-58-8
Mol.F.	: C12H13N3O2
Mol.Wt.	: 231.3
Inv. Status	: In Stock

Metamizole EP Impurity B

SZ CAT No:	: SZ-M041003
CAS No	: 83-07-8
Mol.F.	: C11H13N3O
Mol.Wt.	: 203.3
Inv. Status	: In Stock

Metamizole EP Impurity C

SZ CAT No:	: SZ-M041004
CAS No	: 519-98-2
Mol.F.	: C12H15N3O
Mol.Wt.	: 217.3
Inv. Status	: In Stock

Metamizole EP Impurity C HCl

SZ CAT No:	: SZ-M041010
CAS No	: 856307-27-2
Mol.F.	: C12H15N3O : HCl
Mol.Wt.	: 217.3 : 36.5
Inv. Status	: In Stock

Metamizole EP Impurity D

SZ CAT No:	: SZ-M041005
CAS No	: 58-15-1
Mol.F.	: C13H17N3O
Mol.Wt.	: 231.3
Inv. Status	: In Stock

Metamizole EP Impurity E

SZ CAT No:	: SZ-M041006
CAS No	: 129-89-5
Mol.F.	: C12H14N3O4S : Na
Mol.Wt.	: 296.3 : 23.0
Inv. Status	: In Stock

Metamizole Impurity 1

SZ CAT No:	: SZ-M041007
CAS No	: 106236-80-0
Mol.F.	: C11H11N3O2
Mol.Wt.	: 217.2
Inv. Status	: In Stock

Metamizole Impurity 3

SZ CAT No:	: SZ-M041014
CAS No	: NA
Mol.F.	: C13H15N3O7S2 : 2(Na)
Mol.Wt.	: 389.4 : 2(23.0)
Inv. Status	: In Stock

Metamizole Sodium Monohydrate

SZ CAT No:	: SZ-M041001
CAS No	: 5907-38-0
Mol.F.	: C13H16N3O4S : Na : H2O
Mol.Wt.	: 310.3 : 23.0 : 18.0
Inv. Status	: In Stock

4-Acetamido Antipyrine

SZ CAT No:	: SZ-M041016
CAS No	: 83-15-8
Mol.F.	: C13H15N3O2
Mol.Wt.	: 245.3
Inv. Status	: Custom Synthesis

Metamizole Antipyrine-4-Peroxide

SZ CAT No:	: SZ-M041011
CAS No	: 69124-27-2
Mol.F.	: C11H12N2O3
Mol.Wt.	: 220.2
Inv. Status	: Custom Synthesis

Metamizole Impurity 10

SZ CAT No:	: SZ-M041021
CAS No	: 95046-30-3
Mol.F.	: C12H13N3OS2
Mol.Wt.	: 279.4
Inv. Status	: Custom Synthesis

Metamizole Impurity 11

SZ CAT No:	: SZ-M041022
CAS No	: 2365289-85-4
Mol.F.	: C12H13N3O2S2
Mol.Wt.	: 295.4
Inv. Status	: Custom Synthesis

Metamizole Impurity 12

SZ CAT No:	: SZ-M041026
CAS No	: NA
Mol.F.	: C14H18N4O2
Mol.Wt.	: 274.3
Inv. Status	: Custom Synthesis

Metamizole Impurity 13

SZ CAT No:	: SZ-M041027
CAS No	: NA
Mol.F.	: C12H14N2O4
Mol.Wt.	: 250.3
Inv. Status	: Custom Synthesis

Metamizole Impurity 14

SZ CAT No:	: SZ-M041028
CAS No	: 810-16-2
Mol.F.	: C25H30N6O2
Mol.Wt.	: 446.6
Inv. Status	: Custom Synthesis

Metamizole Impurity 4

SZ CAT No:	: SZ-M041012
CAS No	: 62902-13-0
Mol.F.	: C13H17N3O2
Mol.Wt.	: 247.3
Inv. Status	: Custom Synthesis

Metamizole Impurity 5

SZ CAT No:	: SZ-M041013
CAS No	: NA
Mol.F.	: C13H15N3O
Mol.Wt.	: 229.3
Inv. Status	: Custom Synthesis

Metamizole Impurity 6

SZ CAT No:	: SZ-M041015
CAS No	: 1088850-34-3
Mol.F.	: C11H11N3O2
Mol.Wt.	: 217.2
Inv. Status	: Custom Synthesis

Metamizole Impurity 9

SZ CAT No:	: SZ-M041018
CAS No	: NA
Mol.F.	: C13H17N3O7S2
Mol.Wt.	: 391.4
Inv. Status	: Custom Synthesis

Metamizole magnesium

SZ CAT No:	: SZ-M041025
CAS No	: 6150-97-6
Mol.F.	: C13H16N3O4S-: 1/2(mg)
Mol.Wt.	: 310.3 : 1/2 (24.3)
Inv. Status	: Custom Synthesis

N-Hydroxy Metamizole EP Impurity C

SZ CAT No:	: SZ-M041024
CAS No	: NA
Mol.F.	: C12H15N3O2
Mol.Wt.	: 233.3
Inv. Status	: Custom Synthesis

Stable Isotopes and Metabolites

4-Methylamino-d3 Antipyrine

SZ CAT No:	: SZ-M041D01
CAS No	: 1246820-06-3
Mol.F.	: C12H12D3N3O
Mol.Wt.	: 220.3
Inv. Status	: In Stock

Metamizole EP Impurity D-D6

SZ CAT No:	: SZ-M041D02
CAS No	: 91419-95-3
Mol.F.	: C13H11D6N3O
Mol.Wt.	: 237.3
Inv. Status	: Custom Synthesis

N-Nitroso Metamizole EP Impurity C-D3

SZ CAT No:	: SZ-M041D03
CAS No	: NA
Mol.F.	: C12H11D3N4O2
Mol.Wt.	: 249.3
Inv. Status	: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Metamizole EP Impurity C

SZ CAT No:	: SZ-M041023
CAS No	: 73829-38-6
Mol.F.	: C12H14N4O2
Mol.Wt.	: 246.3
Inv. Status	: In Stock

N-Nitroso Metamizole EP Impurity E

SZ CAT No:	: SZ-M041019
CAS No	: NA
Mol.F.	: C12H13N4O5S : Na
Mol.Wt.	: 325.3 : 23.0
Inv. Status	: In Stock

N-Nitroso Metamizole Impurity 2

SZ CAT No:	: SZ-M041020
CAS No	: NA
Mol.F.	: C12H14N4O5S
Mol.Wt.	: 326.3
Inv. Status	: Inquire

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