Pemetrexed (sodium salt hydrate) – 100 mg

Brand:
Cayman
CAS:
357166-29-1
Storage:
-20
UN-No:
Non-Hazardous - /

Pemetrexed is an antifolate with anticancer activity.{22488,22487,53309} It is an inhibitor of folate-dependent enzymes involved in purine synthesis, including thymidylate synthase and dihydrofolate reductase (Kis = 109 and 7 nM, respectively, for the human recombinant enzymes), and the potency for thymidylate kinase is increased following polyglutamination of pemetrexed (Ki = 1.3 nM for pemetrexed-glu5).{22488,22487} Pemetrexed is an inhibitor of other nucleotide metabolism enzymes in a polyglutamination-dependent manner, including glycinamide ribonucleotide formyltransferase, with Ki values of 9,300 and 65 nM for the non-glutaminated and polyglutaminated mouse recombinant enzyme, respectively, and aminoimidazole carboxamide ribonucleotide formyltransferase, with Ki values of 3,600 and 265 nM for the non-glutaminated and polyglutaminated human enzyme, respectively. It inhibits proliferation of CCRF-CEM cells but not 5,10-dideazatetrahydrofolate-resistant CR15 cells (IC50s = 0.254 and 200 µM, respectively).{22488} Pemetrexed (100 mg/kg, i.p.) reduces tumor growth in A549, H1299, and PC-9 non-small cell lung cancer cell (NSCLC) mouse xenograft models but not in models using the same cell lines overexpressing thymidylate kinase.{53309}  

 

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Description

An antifolate with anticancer activity; an inhibitor of thymidylate synthase and dihydrofolate reductase (Kis = 109 and 7 nM, respectively); has increased potency for thymidylate kinase when polyglutaminated (Ki = 1.3 nM); an inhibitor of glycinamide ribonucleotide formyltransferase (Kis = 9,300 and 65 nM for the non-glutaminated and polyglutaminated enzyme) and aminoimidazole carboxamide ribonucleotide formyltransferase (Kis = 3,600 and 265 nM for the non-glutaminated and polyglutaminated, respectively); inhibits proliferation of CCRF-CEM cells but not 5,10-dideazatetrahydrofolate-resistant CR15 cells (IC50s = 0.254 and 200 µM, respectively); reduces tumor growth in A549, H1299, and PC-9 NSCLC mouse xenograft models but not in models using the same cell lines overexpressing thymidylate kinase


Formal name: N-[4-[2-(2-amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-glutamic acid, disodium salt, heptahydrate

Synonyms: 

Molecular weight: 597.5

CAS: 357166-29-1

Purity: ≥98%

Formulation: A crystalline solid


Product Type|Biochemicals|Small Molecule Inhibitors|Nucleic Acid Turnover/Signaling||Research Area|Cancer||Research Area|Epigenetics, Transcription, & Translation|RNA, DNA, & Protein Synthesis