1. See references in: and in Houben-Weyl-Müller: Methoden der Organischen Chemie. Vol. X/1; Thieme, Stuttgart 1971;
2. in : The Chemistry of the Nitro- and Nitroso Groups, Parts 1 and 2. Interscience-Wiley, New York 1969/70.
3. Intermediates in the reaction of Grignard reagents with nitromethane
4. (a) The double deprotonation of 1-aryl-2-nitroethanes proceeds in a different manner: and Helv. chim. Acta 59, (1976), in press: