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All results from a given calculation for CH3C(NH2)HCH2CH3 (2-Butanamine)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-213.060770
Energy at 298.15K-213.073640
HF Energy-212.317832
Nuclear repulsion energy194.030837
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP3/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3608 3387 0.29      
2 A 3523 3307 0.90      
3 A 3188 2992 30.74      
4 A 3181 2985 32.01      
5 A 3171 2977 37.32      
6 A 3170 2975 28.09      
7 A 3139 2946 11.79      
8 A 3097 2907 18.67      
9 A 3095 2905 33.57      
10 A 3092 2902 14.38      
11 A 2995 2811 65.03      
12 A 1738 1631 44.96      
13 A 1573 1476 8.50      
14 A 1561 1465 3.30      
15 A 1560 1464 4.77      
16 A 1553 1458 3.34      
17 A 1543 1448 0.38      
18 A 1490 1399 4.49      
19 A 1471 1381 10.44      
20 A 1466 1376 9.10      
21 A 1443 1354 10.87      
22 A 1385 1300 2.35      
23 A 1345 1262 1.08      
24 A 1303 1223 0.36      
25 A 1244 1168 1.53      
26 A 1210 1136 13.91      
27 A 1110 1042 1.18      
28 A 1073 1007 2.34      
29 A 1054 989 7.44      
30 A 1015 953 3.46      
31 A 985 925 27.02      
32 A 931 874 100.35      
33 A 845 793 2.13      
34 A 797 748 0.57      
35 A 495 465 7.87      
36 A 470 442 5.92      
37 A 389 365 0.14      
38 A 317 298 39.56      
39 A 271 254 3.12      
40 A 243 228 5.94      
41 A 235 220 13.46      
42 A 113 106 2.26      

Unscaled Zero Point Vibrational Energy (zpe) 33743.2 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 31671.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP3/6-31G*
ABC
0.26192 0.11423 0.08773

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.557 1.377 -0.239
H2 -0.220 1.937 0.106
H3 1.401 1.837 0.100
C4 1.778 -0.713 -0.011
H5 1.907 -0.744 -1.098
H6 2.647 -0.206 0.422
H7 1.758 -1.737 0.373
C8 0.486 0.023 0.332
H9 0.381 0.039 1.433
C10 -0.730 -0.708 -0.240
H11 -0.604 -0.776 -1.327
H12 -0.730 -1.734 0.152
C13 -2.067 -0.041 0.086
H14 -2.904 -0.653 -0.264
H15 -2.153 0.936 -0.398
H16 -2.185 0.097 1.167

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01781.01892.43062.65712.70383.39321.47092.14812.45062.67733.38903.00074.01262.75063.3368
H21.01781.62333.32013.62793.59314.18102.05232.39212.71623.09203.70622.70693.74852.23472.8935
H31.01891.62332.58022.89062.41513.60272.04502.45963.33703.58964.15863.94404.98643.69994.1260
C42.43063.32012.58021.09441.09611.09451.52552.14502.51782.72192.71223.90404.68864.28014.2130
H52.65713.62792.89061.09441.77411.78112.15683.05712.77362.52253.08144.20624.88374.44994.7527
H62.70383.59312.41511.09611.77411.77152.17512.49333.47793.73613.71634.72915.61125.00204.8989
H73.39324.18103.60271.09451.78111.77152.17192.48452.76103.06532.49744.19384.82834.79974.4208
C81.47092.05232.04501.52552.15682.17512.17191.10601.52972.13982.14402.56573.50772.88652.7999
H92.14812.39212.45962.14503.05712.49332.48451.10602.14223.04152.45292.79493.76143.25222.5805
C102.45062.71623.33702.51782.77363.47792.76101.52972.14221.09671.09751.52942.17472.18072.1788
H112.67733.09203.58962.72192.52253.73613.06532.13983.04151.09671.76652.16242.53602.48853.0795
H123.38903.70624.15862.71223.08143.71632.49742.14402.45291.09751.76652.15792.46323.07522.5501
C133.00072.70693.94403.90404.20624.72914.19382.56572.79491.52942.16242.15791.09431.09431.0963
H144.01263.74854.98644.68864.88375.61124.82833.50773.76142.17472.53602.46321.09431.76281.7692
H152.75062.23473.69994.28014.44995.00204.79972.88653.25222.18072.48853.07521.09431.76281.7759
H163.33682.89354.12604.21304.75274.89894.42082.79992.58052.17883.07952.55011.09631.76921.7759

picture of 2-Butanamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C8 C4 108.406 N1 C8 H9 112.166
N1 C8 C10 109.493 H2 N1 H3 105.696
H2 N1 C8 109.759 H3 N1 C8 109.090
C4 C8 H9 108.144 C4 C8 C10 110.998
H5 C4 H6 108.181 H5 C4 H7 108.920
H5 C4 C8 109.731 H6 C4 H7 107.936
H6 C4 C8 111.077 H7 C4 C8 110.918
C8 C10 H11 107.986 C8 C10 H12 108.260
C8 C10 C13 114.007 H9 C8 C10 107.646
C10 C13 H14 110.880 C10 C13 H15 111.353
C10 C13 H16 111.078 H11 C10 H12 107.238
H11 C10 C13 109.762 H12 C10 C13 109.360
H14 C13 H15 107.311 H14 C13 H16 107.728
H15 C13 H16 108.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability