Table E.1
Molecular column densities in G0.693 and L1175−B1 reported by various authors.
| G0.693 | L1157−B1 | |||||
|---|---|---|---|---|---|---|
| Molecule | Z18/Z23/RA21 | AA15 | RT08 | RT06 | HR(*) (B1b) | LR(**) |
| HC3N | 7.1 ± 1.3(14) | 5.5 ± 0.3(14) | − | − | 3.4(13)(c) | 4.0(12)(b) |
| HC5N | 2.6 ± 0.1(14) | 3.5 ± 1.2(13) | − | − | − | 1.2(12)(b) |
| CH3CN | 11.5 ± 0.3(13) | 28 ± 3.0(13) | − | − | 1.0(13)(d) | 1.0±0.5(12)(e) |
| C2H3CN | 9.0 ± 0.1(13) | 5.1 ± 1.6(13) | − | − | − | − |
| C2H5CN | 4.1 ± 0.4(13) | 8.1 ± 1.6(13) | − | − | − | <4.0(12)(f) |
| NH2 CN | 3.1 ± 0.2(14) | 1.2 ± 0.2(14) | − | − | − | − |
| HNCO | 3.4 ± 0.2(15) | 1.4 ± 0.1(15) | − | − | − | 3.3 − 8.4(13)(b) |
| NH2CHO | 6.3 ± 1.4(14)/2.5 ± 0.1(14) | 5.9 ± 0.6(13) | − | − | 8.0(12)(a) | 1.7−3.6(12)(b) |
| CH3NCO | 6.6 ± 0.4(13) | − | − | − | − | − |
| CH3OH | 1.6(16) | 1.2 ± 0.1(17) | 2.1(16) | 3.2(16) | 1.3 ± 0.3(16)(a) | 1.0±0.2(15)(b) |
| C2H5OH | 2.0(14) | 4.5 ± 0.9(14) | − | 1.3(15) | − | 4.6±1.6(13)(b) |
| CH3OCH3 | 1.1(14)(†) | − | − | − | − | 5.0±1.4(13)(b) |
| CH3OCHO | − | ~ 3.5(14) | 1.9(15) | 8.3(14) | − | 5.4±1.4(13)(b) |
| CH3CHO | − | 2 − 5(14) | − | 1.5(15) | 7.0 ± 3.0(13)(a) | 2.8 ± 0.8(13)(b) |
| CH3SH | 6.5(14) | − | − | − | − | − |
| OCS | − | 1.9 ± 0.1(15) | − | − | 1.0(15)(a) | 4.5 ± 1.0(13)(f) |
Z18 (N-bearing molecules, Zeng et al. 2018). Z23 (NH2CHO, Zeng et al. 2023). RA21 (CH3OH, C2H5OH, and CH3SH, Rodríguez-Almeida et al. 2021). AA15: Armijos-Abendano et al. (2015). RT06: Requena-Torres et al. (2006). RT08: Requena-Torres et al. (2008). (†)V. Rivilla (private communication).
(*)High angular resolution; Column densities were obtained from interferometric studies. (**)Low angular resolution; Column densities were obtained from single-dish observations. (a)SOLIS (Seeds Of Life In Space, Codella et al. 2017, 2020, 2021).(b)ASAI (Astrochemical Survey At IRAM, Mendoza et al. 2014, 2018; Lefloch et al. 2017).(c)Benedettini et al. (2007).(d)Codella et al. (2009).(e)Arce et al. (2008).(f)Sugimura et al. (2011).
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