{HEAD ~ Specific examples} of the malononitrile derivative represented by the general formula which can be applied to {TAIL ~ the trifluoromethylating agent} of the present invention include α methylbenzylidenemalononitrile, α ethylbenzylidenemalononitrile, 2 (2,3 dihydronaphthalen 4 ylidene)malononitrile, and the like 
{ HEAD ~ Specific examples } of the malononitrile derivative represented by the general formula which can be applied to { TAIL ~ the trifluoromethylating agent } of the present invention include α methylbenzylidenemalononitrile , α ethylbenzylidenemalononitrile , 2 ( 2,3 dihydronaphthalen 4 ylidene)malononitrile , and the like
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH