CAS 66147-29-3

Methotrexate EP Impurity I (Methotrexate-1-Monomethyl Ester)

CAS: 66147-29-3

Formel: C₂₁H₂₄N₈O₅

Farbe und Form: Orange Solid

Molekulargewicht: 468.47

Ref: 4Z-M-709

Methotrexate EP Impurity I Sodium Salt (Methotrexate-1-Monomethyl Ester Sodium Salt)

CAS: 66147-29-3

Formel: C₂₁H₂₃N₈O₅·Na

Molekulargewicht: 467.47 22.99

Ref: 4Z-M-7033

(4S)-4-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic Acid (Methotrexate 1-Methyl Ester)

CAS: 66147-29-3

Farbe und Form: Neat

Ref: 86-MM0040.24

Methotrexate 1-methyl ester

CAS: 66147-29-3

Methotrexate 1-methyl ester is an impurity of Methotrexate which is a folic acid antagonist. It's used as an antineoplastic and antirheumatic.

Formel: C₂₁H₂₄N₈O₅

Farbe und Form: Solid

Molekulargewicht: 468.47

Ref: TM-T25796

Methotrexate a-Methyl Ester (>90%)

Kontrolliertes Produkt

CAS: 66147-29-3

Impurity Methotrexate EP Impurity I
Applications Methotrexate α-methyl ester is an impurity of Methotrexate (M260675), a folic acid antagonist. Used as a antineoplastic and antirheumatic.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Freeman, M.V., J. Pharmacol. Exp. Ther., 122, 154 (1958), Weinblass, M.E., et al.: N. Engl. J. Med., 312, 818 (1985),

Formel: C₂₁H₂₄N₈O₅

Reinheit: >90%

Farbe und Form: Neat

Molekulargewicht: 468.47

Ref: TR-M260700

Methotrexate EP Impurity I

CAS: 66147-29-3

Formel: C₂₁H₂₄N₈O₅

Molekulargewicht: 468.47

Ref: ST-EA-CP-M12029

Methotrexate-1-monomethyl ester

CAS: 66147-29-3

Methotrexate-1-monomethyl ester is an impurity found in methotrexate, a drug used to treat cancer and autoimmune disorders. Methotrexate-1-monomethyl ester is a white to off-white crystalline solid that has been synthesized as a custom synthesis. It is used as an analytical standard for the determination of methotrexate in biological fluids and tissues. The chemical purity of this compound can be determined by HPLC, which allows for the identification of any impurities that may be present. Methotrexate-1-monomethyl ester is also used as a pharmacopoeia standard for methotrexate and its metabolites.

Formel: C₂₁H₂₄N₈O₅

Reinheit: Min. 95%

Molekulargewicht: 468.47 g/mol

Ref: 3D-IM71454