Cumulogy supported by X-ray analysis of 1,1-bis(dimethylamino)-4,4-dicyanobutatriene
摘要:
The new title compound 7 and its corresponding diene 4 are the cumulogue and vinylogue of known 1,1-bis N,N-dimethylaminomethylenemalononitrile 8, respectively. These compounds 4 and 7 are crystalline with dipolar character and show exceptionally short central bonds.