Stereochemically defined C-substituted glutamic acids and their derivatives. 1. An efficient asymmetric synthesis of (2S,3S)-3-methyl- and - 3-trifluoromethylpyroglutamic acids

1. Soloshonok, V.A.
2. Cai, C.
3. Hruby, V.J.
4. Van Meervelt, L.
5. Mischenko, N.