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Table 1
IR spectra for pure NH2CH2CN at 25 K and after 240 min of irradiation at 25 K in our laboratory conditions.
| Ice | Wavenumbers (cm-1) | Assignment | Identification | Ref. |
|
|
||||
| Aminoacetonitrile | 3366 | νas(NH2) | ||
| NH2CH2CN | 3315 | |||
| Pure, 25 K | 3265 | ν(NH) | ||
| 3173 | νs(NH2) | |||
| 2981 | νas(CH2) | |||
| 2935 | νsCH2) | |||
| 2237 | ν(CN) | Danger et al. (2011a) | ||
| 1597 | δ(NH2) | |||
| 1423 | δ(CH2) | |||
| 1335 | ω(CH2) | |||
| 1194 | ||||
| 1094 | ν(C-N) | |||
| 923 | ||||
| 850 | ||||
|
|
||||
| Aminoacetonitrile | 2222 | ν(CN) | Imminoacetonitrile | Evans et al. (1991) |
| NH2CH2CN | 2141 | ν(CN) | Cyanogen | Blanch & McCluskey (1995) |
| After | 2063 | ν(CN) | CN− | Danger et al. (2011a) |
| 240 min of | 1817 | ? | ||
| VUV irradiation | 1658 | δ(NH2) | NH |
Danger et al. (2011a) |
| 1637 | ν(C=N) | methanimine | Theule et al. (2011) | |
| 1604 | ν(C=N) | iminoacetonitrile | Evans et al. (1991) | |
| 1452 | δ(CH2) | methanimine | Theule et al. (2011) | |
| 1379 | δ(CH, NH) | iminoacetonitrile | Evans et al. (1991) | |
| 1218 | δ(CH, NH) | iminoacetonitrile | Evans et al. (1991) | |
| 1171-1140 | τ(CH) | methanimine | Theule et al. (2011) | |
| 1076 | ω(NH) | methanimine | Theule et al. (2011) | |
Notes. Vibration mode: stretching (ν), bending (δ), wagging (ω), torsion (τ).
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