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