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.
Wenzel,et al., Detections of interstellar aromatic nitriles 2-cyanopyrene and 4-cyanopyrene in TMC-1.Nature Astronomy9(2), 262–270 (2025)
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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.