Diastereotopic effect of the methylene protons in N-ortho-substituted-N- β-cyanoethylanilides: X-ray structure of N-(β-cyanoethyl)-2′- chloromaleanilic acid

1. Rodriguez, J.G.
2. Canoira, L.
3. Calderon, C.E.
4. Martinez-Ripoll, M.
5. Blanco, S.G.