Open Access
Table 1
List of molecules and species in LSD with their tags available in LSD as of March 2025.
| Molecule | Species | Tag | Hyperfine tag |
|---|---|---|---|
| Methylamine (CH5N) | CH3NH2 − v = 0 | 31801 | 31802 |
| Methylamine (CH5N) | CH3NH2 − vt = 1 | 31803 | 31804 |
| Methylamine (CH5N) | 13CH3NH2 − v = 0 | 32801 | 32802 |
| Acetaldehyde (C2H4O) | CH3CHO − vt = 0, 1, 2 | 44801 | |
| Formaldoxime (CH5NO) | CH2NOH − v = 0 & v12 = 1 | 45801 | |
| Acetaldehyde (C2H4O) | 13CH3CHO − vt = 0, 1 | 45802 | |
| Acetaldehyde (C2H4O) | ![$\[\mathrm{CH}_3^{13} \mathrm{CHO}-v_t=0,1\]$](/articles/aa/full_html/2025/07/aa54385-25/aa54385-25-eq1.png) |
45803 | |
| Dimethyl Ether (C2H6O) | CH3OCH2D − s-conformer, vt = 0 | 47801 | |
| Dimethyl Ether (C2H6O) | CH3OCH2D − a-conformer, vt = 0 | 47802 | |
| Methyl ketene (C3H4O) | CH3CHCO − vt = 0, 1 | 56801 | |
| 1-propanimine (C3H7N) | CH3CH2CHNH − E isomer, v = 0 | 57801 | |
| 1-propanimine (C3H7N) | CH3CH2CHNH − Z isomer, v = 0 | 57802 | |
| 2-propanimine (C3H7N) | (CH3)2CNH − vt = 0 | 57803 | |
| 2-hydroxyacetonitrile (C2H3NO) | HOCH2CN − tunneling vt = 0, 1 | 57804 | |
| 2-hydroxyacetonitrile (C2H3NO) | DOCH2CN − tunneling vt = 0, 1 | 58801 | |
| 2-hydroxyacetonitrile (C2H3NO) | HO13CH2CN − tunneling vt = 0, 1 | 58802 | |
| 2-hydroxyacetonitrile (C2H3NO) | ![$\[\mathrm{HOCH}{ }_2^{13} \mathrm{CN}-\text { tunneling } v_t=0,1\]$](/articles/aa/full_html/2025/07/aa54385-25/aa54385-25-eq2.png) |
58803 | |
| N-methylformamide (C2H5NO) | CH3NHC(O)H − vt = 0, 1, 2 | 59801 | 59802 |
| Thioacetaldehyde (C2H4S) | CH3C(S)H − vt = 0, 1, 2 | 60801 | |
| Methyl Formate (C2H4O2) | HC(O)OCH3 − vt = 0, 1 | 60802 | |
| Methyl Nitrite (CH3NO2) | CH3ONO − cis conformer vt = 0 | 61801 | |
| Malononitrile (C3H2N2) | CH2(CN)2 − v = 0 | 66801 | 66802 |
| Propionamide (C3H7NO) | CH3CH2CONH2 − vt = 0 | 73801 | 73803 |
| Propionamide (C3H7NO) | CH3CH2CONH2 − v30 = 1 | 73802 | 73804 |
| 2-methoxyethanol (C3H8O2) | CH3OCH2CH2OH − v = 0 | 76801 | |
| Aminomalononitrile (C3H3N3) | H2NCH(CN)2 − v = 0 | 81801 |
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