A convenient synthesis of aminopterin and homologs via 6‐(bromomethyl)‐2,4‐diaminopteridine hydrobromide

Analogs of Pteroylglutamic Acid. III. 4-Amino Derivatives

1949 • 287 citations

Studies in Organophosphorus Chemistry. I. Conversion of Alcohols and Phenols to Halides by Tertiary Phosphine Dihalides

1964 • 282 citations

Synthesis and biologic evaluation of 7-hydroxymethotrexate, 7-methylaminopterin, and 7-methylmethotrexate

1972 • 49 citations

The Synthesis of Pteroylglutamic Acid

1955 • 41 citations

The Synthesis of 6-Hydroxymethylypteridines

1964 • 41 citations

The Halogenation of 4-Amino-4-deoxy-N¹⁰-methylpteroylglutamic Acid (Methotrexate)¹ and Other Pteroylglutamic Acid Derivatives²

1959 • 16 citations

Analogs of Pteroylglutamic Acid. IX. Derivatives with Substituents on the Benzene Ring¹

1953 • 15 citations

7-Methylpteroylglutamic Acid and Some Related Compounds

1952 • 14 citations

Folic acid analogs. Modifications in the benzene-ring region. 3. Neohomofolic and neobishomofolic acids. Improved synthesis of folic acid and its analogs

1973 • 10 citations

Ion-exchange Chromatography of Pteroylglutamic Acid and Aminopterin¹

1953 • 9 citations

The Purification of Aminopterin

1965 • 9 citations