3'-Chloroamethopterin 3'-Cloromethotrexate 5472-96-8 Glutamic acid, N-[3-chloro-4-([(2,4-diamino-6-pteridinyl)methyl]-methylamino)benzoyl]- Glutamic acid, N-[3-chloro[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-, L- (P)- L-Glutamic acid, N-[3-chloro-4-[[(2,4-diamino-6-pterinyl)methyl]methylamino]benzoyl]- NSC29631 SKI 23338