Table 1
Molecules detected in space so far containing two nitrogen atoms as a function of the total number of atoms (the chronological order of detection is shown in parenthesis).
| 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|
| N2 (4) | N2H+ (1) | CNCN(9) | NH2CN (2) | (E)-HNCHCN (7) | NCCCCNH+ (13) | H2NCH2CN (5) |
| N2O (3) | HNCN (12) | HNCNH (6) | (Z)-HNCHCN (11) | (NH2)2CO (10) | ||
| NCCNH+ (8) | H2CNCN (14) |
Notes. (4) Knauth et al. (2004); (1) Turner (1974); (9) Agúndez et al. (2018); (2) Turner et al. (1975); (7) Zaleski et al. (2013); (5) Belloche et al. (2008); (3) Ziurys et al. (1994); (11) Rivilla et al. (2019); (14) San Andrés et al. (2024); (12) Rivilla et al. (2021); (6) McGuire et al. (2012); (10) Belloche et al. (2019); (8) Agúndez et al. (2015); (13) Agúndez et al. (2023).
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