Table 110
Molecules and their isotopologues detected in the present survey and comparison to previous surveys of Sgr B2.
| Species | B13a | C86b | T89c | S91d | N98e | F04f | |||
| N | M | OH | OH | N | M | N | M | N | |
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | (10) |
|
|
|||||||||
| C2H3CN | + | + | + | + | – | – | + | + | + |
| CH2CH13CN ∗ | + | – | – | – | – | – | – | – | – |
|
+ | – | – | – | – | – | – | – | – |
| 13CH2CHCN ∗ | + | – | – | – | – | – | – | – | – |
| C2H5CN | + | + | + | + | – | – | + | + | + |
C2H CN |
+ | – | – | – | – | – | – | – | – |
 CN |
+ | – | – | – | – | – | – | – | – |
| 13CH3CH2CN | + | – | – | – | – | – | – | – | – |
| C2H5OCHO* | + | – | – | – | – | – | – | – | – |
| C2H5OH | + | + | + | + | – | + | + | + | + |
| OH |
m | – | – | – | – | – | – | – | – |
| 13CH3CH2OH | m | – | – | – | – | – | – | – | – |
| n-C3H7CN* | + | – | – | – | – | – | – | – | – |
| c-C2H4O | + | – | – | – | – | – | + | – | – |
| c-C3H2 | + | + | + | + | + | + | + | + | – |
| c-H13CCCH | + | + | – | – | – | – | – | – | – |
| c-HC13CCH | m | + | – | – | – | – | – | – | – |
| CCH | + | + | + | + | – | + | + | + | – |
| 13CCH | + | + | – | – | – | – | – | – | – |
| C13CH | ? | + | – | – | – | – | – | – | – |
| CCS | + | + | – | + | – | – | – | – | + |
| CH2NH | + | + | – | + | – | + | + | + | – |
| a-(CH2OH)2 | + | – | – | – | – | – | – | – | – |
| CH2(OH)CHO | + | – | – | – | – | – | – | – | – |
| CH3C3N | + | + | – | – | – | – | – | – | – |
| CH3CCH | + | + | + | + | – | + | + | + | – |
| CH3C13CH | + | + | – | – | – | – | – | – | – |
 CCH |
m | + | – | – | – | – | – | – | – |
| 13CH3CCH | + | + | – | – | – | – | m | – | – |
| CH3C(O)CH3 | + | + | – | – | – | – | – | – | – |
| CH3CHO | + | + | + | + | – | – | + | + | – |
| CH3CN | + | + | + | + | + | + | + | + | + |
| 13CH3CN | + | + | + | + | – | – | + | + | – |
| CN |
+ | + | + | + | – | – | + | + | + |
 CN |
m | – | – | – | – | – | – | – | – |
| CH3C15N | m | – | – | – | – | – | m | – | – |
| CH3C(O)NH2 | + | – | – | – | – | – | – | – | – |
| CH3COOH | + | – | – | – | – | – | – | – | – |
| CH3NH2 | + | + | + | + | – | – | + | – | – |
| CH3OCH3 | + | + | + | + | + | + | + | + | + |
| CH3O13CH3 | m | – | – | – | – | – | – | – | – |
| CH3OCHO | + | + | + | + | – | – | + | + | + |
| CH3OH | + | + | + | + | + | + | + | + | + |
| 13CH3OH | + | + | + | + | – | – | + | + | – |
 OH |
+ | – | – | – | – | – | m | m | – |
| CH3SH | + | + | + | + | – | – | + | + | – |
| CN | + | + | + | + | – | + | + | + | – |
| 13CN | + | + | + | + | – | – | – | – | + |
| C15N | m | + | – | – | – | – | – | – | – |
| CO | + | + | + | – | + | + | + | + | – |
| 13CO | + | + | + | + | – | + | + | + | + |
| C18O | + | + | + | + | – | – | + | + | – |
| C17O | + | + | + | + | – | + | + | + | – |
| 13C18O | ? | + | + | + | – | – | – | – | – |
| 13C17O | m | m | – | – | – | – | – | – | – |
| CS | + | + | + | + | + | + | + | + | – |
| 13CS | + | + | – | + | – | – | + | + | – |
| C34S | + | + | – | + | – | + | + | + | – |
| C33S | + | + | + | + | – | + | + | + | – |
| 13C34S | m | + | – | – | m | m | + | + | – |
| CH2CO | + | + | + | + | – | + | + | + | – |
| 13CH2CO | m | m | – | – | – | – | – | – | – |
 CO |
m | – | – | – | – | – | – | – | – |
| H2CO | + | + | + | + | – | + | + | + | – |
H CO |
+ | + | – | – | – | + | + | + | – |
| H2C18O | – | + | – | – | – | – | – | – | – |
| H2CS | + | + | + | + | + | + | + | + | – |
| HCS |
m | m | – | – | – | – | – | – | – |
| H2C34S | + | m | – | + | – | – | – | – | – |
| NH2CH2CN∗ | + | – | – | – | – | – | – | – | – |
| H2S | + | + | – | – | – | – | – | – | – |
H S |
– | + | – | – | – | – | – | – | – |
H S |
– | – | – | – | – | – | – | – | – |
| HC3N | + | + | + | + | + | + | + | + | + |
| H13CCCN | + | + | + | + | – | – | + | + | + |
| HC13CCN | + | + | + | + | – | – | + | + | + |
| HCC13CN | + | + | + | + | – | – | + | + | + |
HC N |
+ | – | – | + | – | – | – | – | – |
| H13CC13CN∗ | + | – | – | – | – | – | – | – | – |
| HC13C13CN | m | – | – | – | – | – | – | – | – |
| H13C13CCN | m | – | – | – | – | – | – | – | – |
| HC5N | – | + | + | + | – | – | – | – | + |
| HCCNC | m | – | – | – | – | – | – | – | – |
| HCN | + | + | + | + | – | + | – | – | – |
| H13CN | + | + | + | + | + | + | + | + | + |
| HC15N | + | + | + | + | + | + | + | + | + |
| H13C15N∗ | + | m | – | – | – | – | – | – | – |
| DCN | – | m | – | + | – | – | – | – | – |
| NH2CHO | + | + | + | + | + | – | + | + | + |
 CHO |
+ | – | – | – | – | – | – | – | – |
| HCO+ | + | + | + | + | – | – | – | – | – |
| H13CO+ | + | + | + | + | + | + | + | + | + |
| HC18O+ | + | + | + | + | – | + | + | + | – |
| HC17O+ | + | + | + | + | – | – | – | + | + |
| HCS+ | + | + | + | + | + | – | + | + | – |
| HDO | + | + | – | – | – | – | + | + | – |
| HNC | + | + | + | + | – | – | – | – | – |
| HN13C | + | + | + | + | – | + | + | + | + |
| H15NC | + | + | – | – | – | – | – | – | – |
| HNCO | + | + | + | + | m | + | + | + | + |
| HN13CO | m | m | m | – | – | – | – | – | – |
| HNC18O | m | – | – | – | – | – | – | – | – |
| HNCS | + | + | + | + | – | – | – | – | – |
| HOCN | + | + | – | – | – | – | – | – | – |
| HOCO+ | + | + | – | + | – | – | + | + | – |
| HOC+ | + | + | – | – | – | – | – | – | – |
| HSCN | + | + | – | – | – | – | – | – | – |
| N2H+ | + | + | – | + | – | – | – | – | – |
| 15NNH+ | – | m | – | – | – | – | – | – | + |
| N15NH+ | – | – | – | – | – | – | – | – | – |
| NH2CN | + | + | + | + | – | – | + | + | – |
| CN |
m | – | – | – | – | – | – | – | – |
| NH2D | + | – | + | + | – | – | – | – | + |
| NS | + | + | + | + | – | – | + | + | – |
| OCS | + | + | + | + | – | + | + | + | – |
| O13CS | + | + | + | + | m | – | + | + | – |
| OC34S | + | + | + | + | m | – | + | + | + |
| OC33S | + | – | – | – | – | – | – | – | – |
| 18OCS | m | – | – | – | – | – | m | – | – |
| PN | m | m | – | + | – | – | – | – | – |
| SiO | + | + | + | + | + | + | + | + | + |
| 29SiO | + | + | + | + | – | – | – | + | – |
| 30SiO | + | + | + | + | – | – | – | + | – |
| Si18O | – | + | – | – | – | – | – | – | – |
| SO2 | + | + | + | + | + | + | + | + | + |
| 34SO2 | + | + | + | + | + | + | + | + | – |
| 33SO2 | – | + | – | + | – | – | – | + | – |
| SO18O | – | + | – | – | – | – | – | + | – |
| SO17O | – | m | – | – | – | – | – | – | – |
| SO | + | + | + | + | + | + | + | + | + |
| 34SO | + | + | + | + | m | + | + | + | + |
| 33SO | m | + | – | – | – | + | – | + | – |
| S18O | – | + | – | – | – | + | – | + | – |
| t-HCOOH | + | – | + | + | m | – | + | – | + |
Notes. Detections and non-detections are marked with + and − symbols, respectively. Potential detections are marked with “m”. First detections in space based on our survey are indicated with a * symbol after the name of the species.
Cummins et al. (1986) toward Sgr B2(OH);
Turner (1989) toward Sgr B2(OH);
Sutton et al. (1991) toward Sgr B2(N) and (M);
Nummelin et al. (1998) toward Sgr B2(N) and (M);
Friedel et al. (2004) toward Sgr B2(N).
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