N-methyl substituted piperazino nitrobenzophenones and a process

Details N-methyl substituted piperazino nitrobenzophenones and a process N-methyl substituted piperazino nitrobenzophenones and a process

1975-08-12

1976-08-17

Rollins, Alton D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260239B, 2602477R, 2602938, 260307D, 260309, 2603092, 26032616, 2603265J, 26050117, 2605676M, 260570AB, 424250, C07D29506, C07D29510

Patent

active

039753905

ABSTRACT:
New compounds of the general formula (I), ##SPC1##
wherein
R.sub.1 and R.sub.2 each stand for a saturated or unsaturated, straight-chained or branched alkyl group, an aralkyl group, a saturated or unsaturated cycloalkyl group or an aryl group, or
R.sub.1 and R.sub.2 together with the adjacent nitrogen atom may form an optionally substituted heterocyclic group optionally containing a further oxygen or nitrogen hetero atom,
But if R.sub.1 stands for methyl, R.sub.2 may only stand for a group other than methyl,
Are prepared by reacting a compound of the general formula (II), ##SPC2##
wherein X stands for halogen, with a secondary amine of the general formula (III),

REFERENCES:
patent: 2231067 (1941-02-01), Hammond et al.
patent: 3334096 (1967-08-01), Szarvasi et al.

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