80407-74-5Relevant articles and documents
Lysine and Ornithine Analogues of Methotrexate as Inhibitors of Dihydrofolate Reductase
Kempton, Robert J.,Black, Angelique M.,Anstead, Gregory M.,Kumar, A. Ashok,Blankenship, Dale T.,Freisheim, James H.
, p. 475 - 477 (2007/10/02)
The ornithine (6a) and lysine (6b) analogues of methotrexate (1) have been synthesized via condensation of 4-amino-4-deoxy-N10-methylpteroic acid (2) with Nδ-carbobenzoxy-L-ornithine tert-butyl ester (3a) and Nε-carbobenzo