91869-90-8Relevant articles and documents
Pyridazinderivate. XIX . Massenspectrometrische Untersuchung halogensubstituierten trans-Styrylpyridazine
Allmaier, Guenther,Heinisch, Gottfried
, p. 435 - 439 (2007/10/02)
The electron impact mass spectra of eighteen fluoro, chloro and bromo derivatives of 3- and 4-styrylpyridazine are discussed.The fragmentation pattern of these compound is strongly influenced by the position of the nitrogen atoms relative to the ethynylid