. . . . . . . . . . . . "Naotaka Hamasaki, Hirotaka Kawamura, Norio Ohtsu, Ichiro Nakakoshi, Kikuo Ataka, Kiyosi Oomori, Masahiko Kouno, \"Process for preparing monosodium phosphoenolpyruvate.\" U.S. Patent US4874882, issued October, 1984."@en . . . "138-08-9"@en . . . . . . . . . . . "experimental"@en . . . . . . . . . . "Phosphoenolpyruvate"@en . . . .