Über Reaktionen mit Betainen, 17. Mitt. Synthese und Kristallstruktur von Pyridinium-di-trihalogenacyl-methyliden

H Wittmann, E Ziegler, K Peters, EM Peters…

Index: Wittmann, Helga; Ziegler, Erich; Peters, Karl; Peters, Eva Maria; Schnering, Hans G. von Monatshefte fuer Chemie, 1983 , vol. 114, p. 1097 - 1106

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Citation Number: 22

Abstract

Abstract The crystal structures of pyridinium-di-trifluoroacethyl-methylide and the trichloro analog (2 a and 2 b) have been determined by means of X-ray structure analyses. The synthesis of the monohalogenoacetyl derivatives 4 a and 4 b from the hydrobromides 3 a and 3 b is described.