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Mass spectral fragmentation pattern of 2,2′‐Bipyridyls. Part X. trans ‐1,2‐Di‐(2‐pyridyl)ethylene
Author(s) -
Keats N. G.,
Summers L. A.
Publication year - 1977
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570140405
Subject(s) - chemistry , fragmentation (computing) , ethylene , mass spectrum , pyridine , ion , ring (chemistry) , stereochemistry , medicinal chemistry , organic chemistry , catalysis , operating system , computer science
The base peak in the mass spectrum of trans ‐1,2‐di‐(2‐pyridyl)ethylene is due to the M‐1 ion. A major fragmentation route involves loss of HCN from the M‐1 ion. Another important pathway involves rupture of one of the bonds linking a pyridine ring with the central CHCH group.