Ion trap experiments and calculations show barrierless formation of endocyclic N-PAHs (C8H7N2+) from pyrimidine cations reacting with acetylene, proposing a new pathway in astrochemistry.
Ozturk,et al., Reactions of C5H3+ and C5H5+ ions with acetylene and diacetylene.The Journal of Physical Chemistry93(10), 4038–4044 (1989)
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Observation of spontaneous N-bearing PAH formation using ion trap: a new formation pathway in the interstellar medium
Ion trap experiments and calculations show barrierless formation of endocyclic N-PAHs (C8H7N2+) from pyrimidine cations reacting with acetylene, proposing a new pathway in astrochemistry.