Synonyms: [1-(2,4-Cyclopentadiene-1-ylidene)ethyl]dimethylamine;1-(2,4-Cyclopentadien-1-ylidene)-N,N-dimethylethanamine;N,N-Dimethyl-1-(2,4-cyclopentadiene-1-ylidene)ethanamine;N,N-Dimethyl-1-(2,4-cyclopentadienylidene)ethanamine;N,N-Dimethyl-1-(2,4-cyclopentenylidene)ethanamine