Methotrexate α-tert-butyl ester

79640-70-3

≥80%

NC=1C2=C (N=C (N) N1) N=CC (CN (C) C3=CC=C (C (N[C@H] (C (OC (C) (C) C) =O) CCC (O) =O) =O) C=C3) =N2