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Table 2.
Spectroscopic constants of aminoacetonitrile determined for the ground, v11 = 1, v18 = 1, and v17 = 1 states.
| Constant | Unit | GS | v11 = 1 | v18 = 1 | v17 = 1 |
|---|---|---|---|---|---|
| E | cm−1 | 0.0 | 210.575842(5) | 244.891525(3) | 368.104657(3) |
| A | MHz | 30246.4909(9) | 30301.42(8) | 30344.49(8) | 30143.688(2) |
| B | MHz | 4761.0626(1) | 4776.4958(1) | 4769.4229(1) | 4764.2372(1) |
| C | MHz | 4310.7486(1) | 4316.6461(1) | 4314.4987(1) | 4316.4332(1) |
| DJ | kHz | 3.0669(1) | 3.04639(10) | 3.07205(5) | 3.0721(1) |
| DJK | kHz | −55.295(1) | −52.42(2) | −55.81(2) | −55.045(2) |
| DK | kHz | 714.092(7) | 714.092 | 713.5(1) | 695.58(2) |
| d1 | kHz | −0.67355(4) | −0.67477(5) | −0.67567(6) | −0.67216(6) |
| d2 | kHz | −0.02993(1) | −0.034743(6) | −0.02897(1) | −0.02667(2) |
| HJ | mHz | 9.56(3) | 8.91(3) | 9.31(1) | 9.42(3) |
| HJK | Hz | −0.1249(4) | −0.1249 | −0.1087(2) | −0.1227(7) |
| HKJ | Hz | −2.714(4) | −2.714 | −2.714 | −2.74(1) |
| HK | Hz | 53.27(2) | 53.27 | 53.27 | 47.65(4) |
| h1 | mHz | 3.88(1) | 3.66(1) | 3.60(2) | 3.78(2) |
| h2 | mHz | 0.476(6) | 0.476 | 0.476 | 0.436(9) |
| h3 | mHz | 0.0503(8) | 0.0503 | 0.0503 | 0.0503 |
| LJ | μHz | −0.037(3) | ... | ... | ... |
| LJJK | μHz | 0.47(6) | ... | ... | ... |
| LKKJ | mHz | 0.167(8) | ... | ... | ... |
| LK | mHz | −4.43(2) | ... | ... | ... |
| l1 | μHz | −0.021(1) | ... | ... | ... |
| l2 | μHz | −0.0054(9) | ... | ... | ... |
| Ga | MHz | ... | 17070.(2) | ... | |
 |
kHz | ... | 25.9(5) | ... | |
 |
Hz | ... | −31.2(3) | ... | |
 |
MHz | ... | −1.916(3) | ... | |
 |
kHz | ... | 0.214(3) | ... | |
 |
Hz | ... | 0.0466(4) | ... | |
 |
Hz | ... | −0.195(2) | ... | |
Notes. Numbers in parentheses represent the 1σ standard error of the constant in unit of the last digit. Constants reported without an error are held fixed to the corresponding ground state value.
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