1H-inden-1-one derivatives, processes for producing them, their

Details 1H-inden-1-one derivatives, processes for producing them, their 1H-inden-1-one derivatives, processes for producing them, their

1979-10-31

1981-09-22

Siegel, A.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Recombinant or stably-transformed bacterium encoding one or...

568327, 568305, 568315, 568337, 560134, 560 28, 560 22, 560139, 560108, 560102, 560 32, 560 29, 560 73, 560 31, 560 65, 560 1, 560122, 560123, 560124, 560115, 560125, 560 20, 560 21, 260463, 260465D, 260455R, 424300, 260314, 424301, 260304, 424305, 424308, 424309, 424311, A01N 3506, C07C 49633

Patent

active

042910617

ABSTRACT:
2,3-Dichloro-7-hydroxy-1H-inden-1-one derivatives of the formula I ##STR1## wherein R.sub.1 is hydrogen or one of the groups ##STR2## R.sub.2 and R.sub.3 independently of one another are each hydrogen, fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkyl, trifluoromethyl or nitro,

REFERENCES:
patent: 2881218 (1959-04-01), Kundiger
patent: 3247057 (1966-04-01), Lukes et al.
patent: 3509215 (1970-04-01), Wood et al.
patent: 3654349 (1972-04-01), Ying Shen et al.
patent: 3658957 (1972-04-01), Roberts et al.
patent: 3950408 (1976-04-01), Chamberlin et al.
patent: 3954335 (1980-06-01), Durden et al.
patent: 4207335 (1980-06-01), Buckle et al.
Bergmann, J.A.C.S., vol. 81, pp. 5641-5643 (1959).

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