1,3-Diaryl-2-pyrazoline derivatives

Details 1,3-Diaryl-2-pyrazoline derivatives 1,3-Diaryl-2-pyrazoline derivatives

1976-05-05

1978-04-18

Meyers, Albert T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

548379, C07D23142, C07D23106, C07D23500, C07D23300

Patent

active

040851010

ABSTRACT:
Disclosed are compounds of formula I, ##STR1## in which either R.sub.1, R.sub.2 and R.sub.3, which may be the same or different, each signifies a hydrogen atom, a chlorine or fluorine atom, an alkyl radical of 1 to 4 carbon atoms, an alkoxy radical of 1 to 4 carbon atoms, a cyano group, a group --SO.sub.3 M, an unsubstituted phenyl radical or a phenyl radical substituted by up to 2 substituents selected from chlorine, fluorine, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms and the group --SO.sub.3 M, with the proviso that only one of R.sub.1, R.sub.2 and R.sub.3 signifies an unsubstituted or substituted phenyl radical

REFERENCES:
patent: 3378389 (1968-04-01), Schellhammer et al.
patent: 3522242 (1970-07-01), Schinzel et al.
patent: 3560485 (1971-02-01), Schinzel et al.
patent: 3629241 (1971-12-01), Krause et al.
patent: 3690947 (1972-09-01), Roach et al.
patent: 3849406 (1974-11-01), Aebli et al.
patent: 4003889 (1977-01-01), Bolton et al.

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