4-Amino-4-deoxypteroylglutamate 4-Amino-PGA 4-Aminofolic acid 4-Aminopteroylglutamic acid 54-62-6 AMINOPTERIN APGA Aminopterine ENT-26079 Folic acid, 4-amino- Glutamic acid, N-[p-[[(2,4-diamino-6-pteridinyl)methyl]amino]benzoyl]-, L- L-Glutamic acid, N-[4-[[(2,4-diamino-6-pteridinyl)methyl]amino]benzoyl]-, NSC739 Pteramina WLN: T66 BN DN GN JNJ CZ EZ H1MR DVMYVQ2VQ