Methotrexate > Impurities > 11

Structure Compound Pricing
Methotrexate Dimethylamide
CS-T-81347 > Impurities

Molecular Formula : C22H27N9O4   Molecular Weight: 481.51   CAS Number: 71074-44-7
Synonyms : N2-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-N,N-dimethyl-L-glutamine; NSC 281286
Parent API : Methotrexate
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Methotrexate EP Impurity B
CS-M-42743 > Impurities

Molecular Formula : C19H20N8O5   Molecular Weight: 440.42   CAS Number: 54-62-6
Synonyms : 2-(4-((2,4-Diaminopteridin-6-yl)methylamino)-benzamido)pentanedopteroylglutroylglutamic acid;Aminopterin.
Parent API : Methotrexate
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Methotrexate EP Impurity L
CS-T-33045 > Impurities

Molecular Formula : C13H16N2O5   Molecular Weight: 280.28   CAS Number: 52980-68-4
Synonyms : (p-Methylaminobenzoyl)-L-glutamic Acid;N-[4-(Methylamino)benzoyl]-L-glutamic Acid
Parent API : Methotrexate
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Methotrexate EP Impurity J
CS-T-32157 > Impurities

Molecular Formula : C22H26N8O5   Molecular Weight: 482.49   CAS Number: 34378-65-9
Synonyms : Methotrexate Dimethyl Ester;dimethyl (2S)-2-[[4-[[(2,4-diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]pentanedioate.
Parent API : Methotrexate
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Methotrexate EP Impurity I
CS-T-32161 > Impurities

Molecular Formula : C21H24N8O5   Molecular Weight: 468.47   CAS Number: 66147-29-3
Synonyms : Methotrexate EP Impurity I;Methotrexate a-Methyl Ester;N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic Acid 1-Methyl Ester; EP Methotrexate Impurity I;Methotrexate a-Methyl Ester.
Parent API : Methotrexate
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Methotrexate EP Impurity H
CS-T-32162 > Impurities

Molecular Formula : C21H24N8O5   Molecular Weight: 468.47   CAS Number: 67022-39-3
Synonyms : Methotrexate EP Impurity H;Methotrexate γ-Methyl Ester;Methotrexate -Methyl Ester TEA salt.;N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic Acid 5-Methyl Ester; EP Methotrexate Impurity H;Methotrexate γ-Methyl Ester;Methotrexate -Methyl Ester TEA salt.
Parent API : Methotrexate
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Methotrexate EP Impurity C
CS-T-33870 > Impurities

Molecular Formula : C20H21N7O6   Molecular Weight: 455.42   CAS Number: 2410-93-7
Synonyms : N-[4-[[(2-Amino-3,4-dihydro-4-oxo-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic Acid;Methopterine.
Parent API : Methotrexate
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Methotrexate EP Impurity D
CS-T-34871 > Impurities

Molecular Formula : C15H14N6O3   Molecular Weight: 326.31   CAS Number: 5623-18-7
Synonyms : N10-Methyl Pteroic Acid; 4-[[(2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]methylamino]benzoic acid;N10-methylpteroic acid.
Parent API : Methotrexate
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Methotrexate EP Impurity A
CS-T-40938 > Impurities

Molecular Formula : C7H8N6O   Molecular Weight: 192.18   CAS Number: 945-24-4
Synonyms : 2,4-Diamino-6-pteridinemethanol;2,4-Pteridinediamine-6-methanol;
Parent API : Methotrexate
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Methotrexate EP Impurity F
CS-O-15235 > Impurities

Molecular Formula : C20H22N8O5   Molecular Weight: 454.43   CAS Number: 51865-79-3
Synonyms : (2R)-2-[[4-[[(2,4-diaminopteridin-6- yl)methyl]methylamino]benzoyl]amino]pentanedioic acid ((R)-methotrexate),
Parent API : Methotrexate
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Methotrexate EP Impurity E
CS-T-14358 > Impurities

Molecular Formula : C15H15N7O2   Molecular Weight: 325.33   CAS Number: 19741-14-1
Synonyms : 4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoic Acid;DAMPA;
Parent API : Methotrexate
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