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Die Reaktion von 4,6-Dinitroisophthalaldehyd und 4,6-Dinitroisophthalonitril mit Pyridin (1978)

Adam, Jean-Marie ; Hindermann, Peter ; Winkler, Tammo

New York, NY : Wiley-Blackwell

Helvetica Chimica Acta 61 (1978), S. 1778-1783

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ISSN: 0018-019X

Keywords: Chemistry ; Organic Chemistry

Source: Wiley InterScience Backfile Collection 1832-2000

Topics: Chemistry and Pharmacology

Notes: The reaction of 4,6-dinitroisophthalaldehyde and 4,6-dinitroisophthalonitrile with pyridine4, 6-Dinitroisophthalaldehyde (4) gives on reaction with pyridine 4,6-diformyl-3-(1′-pyridinio)-1-phenolate (5), whereas 4,6-dinitroisophthalonitrile (7) gives under the same conditions one main product: 3-(1′)-pyridinio-4, 6-dicyano-1-phenolate (10) and two side products: 2-(1′-pyridinio)-4, 6-dicyano-3-nitro-1-phenolate (11) and 4, 6-dicyano-3-nitro-1-phenol (12). The new structures were elucidated by 1H-NMR. and 13C-NMR. spectroscopy.

Type of Medium: Electronic Resource

URL: http://dx.doi.org/10.1002/hlca.19780610525

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