Isoindolenine derivatives, processes for their preparation and t

Details Isoindolenine derivatives, processes for their preparation and t Isoindolenine derivatives, processes for their preparation and t

1981-06-01

1985-01-08

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548482, 544300, 544301, C07D20944

Patent

active

044927967

ABSTRACT:
Compounds which, in one of their tautomeric structures, correspond to the formula ##STR1## in which the ring A can carry 1, 2, 3 or 4 identical or different substituents, processes for their preparation and their use as intermediate products for the preparation of dyestuffs.

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patent: 3987045 (1976-10-01), Bock et al.
patent: 4111947 (1978-09-01), L'Eplattenier et al.
patent: 4130560 (1978-12-01), Habermeier
patent: 4166179 (1979-08-01), Lotsch
Angewandte Chemi, Isoindolenine als Zwischenprodukte der Phthalocyanin-Synthese, Dr. Berthold Bienert et al., 68, 133-150, (1956).
Journal of Organic Chemistry, Band 44, Nr 5, Mar. 2, 1979, Seiten, 1562, 1563-J. M. McCall et al: "Cyanoimine chemistry: New Routes to Pyrimidinones and (Carbonylamino)-Imino-Propanamides".
Chemische Berichte, Jahrgang 106, 1973, Seiten 956-961, W. Merkel et al., "Uber die Struktur des 4-(Cyanamino)".

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