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Methotrexate — reference standards & impurities

Browse compounds listed for Methotrexate. Search by product name, catalogue number or CAS number, and refine the results by category or availability.

Impurity Standards

Methotrexate Impurity 7

CAT. No.M160068 CAS No.NA Mol. F.C18H26N2O5 Mol. W.350.41 g/mol Stock Status Custom Synthesis

COA MSDS

Methotrexate Impurity 8

CAT. No.M160069 CAS No.115827-03-7 Mol. F.C24H30N2O5 Mol. W.426.51 g/mol Stock Status Custom Synthesis

COA MSDS

Methotrexate Impurity 9

CAT. No.M160013 CAS No.10541-83-0 Mol. F.C8H9NO2 Mol. W.151.16 g/mol Stock Status Custom Synthesis

COA MSDS

Methotrexate Impurity B Disodium Salt

CAT. No.M160054 CAS No.NA Mol. F.C19H18N8Na2O5 Mol. W.484.38 g/mol Stock Status Custom Synthesis

COA MSDS

Methotrexate Impurity B Hydrate

CAT. No.M160003 CAS No.54-62-6(free base) Mol. F.C19H20N8O5.XH2O Mol. W.NA Stock Status Limited Stock

COA MSDS

N-(4-(methyl(nitroso)amino)benzoyl)-N-nitroso-L-glutamic acid

CAT. No.M160043 CAS No.NA Mol. F.C13H14N4O7 Mol. W.338.27 g/mol Stock Status Custom Synthesis

COA MSDS

N-(4-chlorobenzoyl)-L-glutamic Acid

CAT. No.M160030 CAS No.57444-70-9 Mol. F.C12H12ClNO5 Mol. W.285.7 g/mol Stock Status Custom Synthesis

COA MSDS

N-(4-N-Methylaminobenzoyl)-L-glutamic acid diethyl ester

CAT. No.M160012 CAS No.2378-95-2 Mol. F.C17H24N2O5 Mol. W.336.4 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso Methotrexate

CAT. No.M160039 CAS No.NA Mol. F.C13H15N3O6 Mol. W.309.27 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso Methotrexate

CAT. No.M160055 CAS No.NA Mol. F.C20H21N9O6 Mol. W.483.44 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso Methotrexate EP Impurity B D6

CAT. No.M160058 CAS No.NA Mol. F.C19H13D6N9O6 Mol. W.475.45 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso Methotrexate EP Impurity B Disodium

CAT. No.M160088 CAS No.NA Mol. F.C19H17N9O6.2Na Mol. W.513.40 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso Methotrexate EP Impurity L

CAT. No.M160042 CAS No.NA Mol. F.C13H15N3O6 Mol. W.309.27 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso Methotrexate EP Impurity-B

CAT. No.M160041 CAS No.NA Mol. F.C19H19N9O6 Mol. W.469.41 g/mol Stock Status Custom Synthesis

COA MSDS

N-Nitroso S-Methylaminobenzoyl Glutamicester

CAT. No.M160047 CAS No.NA Mol. F.C17H23N3O6 Mol. W.365.38 g/mol Stock Status Custom Synthesis

COA MSDS

Isotope Labelled Compounds

Methotrexate-D3

CAT. No.M160005 CAS No.432545-63-6 Mol. F.C20H19D3N8O5 Mol. W.457.46 g/mol Stock Status Instock

COA MSDS

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Methotrexate — reference standards & impurities

Impurity Standards

Methotrexate Impurity 7

Methotrexate Impurity 8

Methotrexate Impurity 9

Methotrexate Impurity B Disodium Salt

Methotrexate Impurity B Hydrate

N-(4-(methyl(nitroso)amino)benzoyl)-N-nitroso-L-glutamic acid

N-(4-chlorobenzoyl)-L-glutamic Acid

N-(4-N-Methylaminobenzoyl)-L-glutamic acid diethyl ester

N-Nitroso Methotrexate

N-Nitroso Methotrexate

N-Nitroso Methotrexate EP Impurity B D6

N-Nitroso Methotrexate EP Impurity B Disodium

N-Nitroso Methotrexate EP Impurity L

N-Nitroso Methotrexate EP Impurity-B

N-Nitroso S-Methylaminobenzoyl Glutamicester

Isotope Labelled Compounds

Methotrexate-D3

Product structure

Sample structure