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

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-213.095181
Energy at 298.15K-213.108030
HF Energy-212.359740
Nuclear repulsion energy194.497056
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 MP2/6-311G*
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 3628 3448 0.03      
2 A 3535 3359 1.13      
3 A 3173 3016 35.32      
4 A 3169 3011 23.57      
5 A 3157 3000 41.76      
6 A 3154 2998 24.17      
7 A 3128 2972 11.85      
8 A 3074 2921 34.88      
9 A 3071 2918 20.14      
10 A 3068 2916 21.03      
11 A 2981 2833 68.74      
12 A 1742 1655 54.26      
13 A 1554 1477 12.04      
14 A 1539 1463 7.04      
15 A 1538 1461 5.35      
16 A 1529 1453 5.72      
17 A 1515 1439 0.90      
18 A 1455 1382 6.27      
19 A 1442 1370 12.90      
20 A 1436 1365 10.52      
21 A 1416 1346 10.32      
22 A 1358 1291 0.75      
23 A 1329 1263 0.85      
24 A 1284 1220 0.32      
25 A 1229 1167 1.60      
26 A 1189 1130 12.67      
27 A 1099 1045 1.13      
28 A 1063 1010 2.54      
29 A 1037 985 7.52      
30 A 1001 951 2.25      
31 A 977 928 30.94      
32 A 914 869 103.60      
33 A 836 794 1.83      
34 A 786 747 0.72      
35 A 487 463 7.17      
36 A 469 446 6.04      
37 A 385 366 0.09      
38 A 320 304 31.65      
39 A 266 252 5.19      
40 A 241 229 2.42      
41 A 223 212 23.41      
42 A 120 114 1.97      

Unscaled Zero Point Vibrational Energy (zpe) 33457.5 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 31794.6 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 MP2/6-311G*
ABC
0.26360 0.11515 0.08832

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.535 1.372 -0.236
H2 -0.249 1.915 0.108
H3 1.373 1.840 0.094
C4 1.780 -0.696 -0.019
H5 1.899 -0.727 -1.105
H6 2.646 -0.178 0.405
H7 1.777 -1.718 0.368
C8 0.486 0.023 0.337
H9 0.388 0.037 1.438
C10 -0.721 -0.719 -0.228
H11 -0.586 -0.803 -1.312
H12 -0.720 -1.735 0.184
C13 -2.056 -0.045 0.078
H14 -2.891 -0.660 -0.265
H15 -2.141 0.922 -0.425
H16 -2.181 0.115 1.154

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 C10 H11 H12 C13 H14 H15 H16
N11.01421.01502.42352.64972.69693.38531.46642.14652.43942.67363.37792.96993.98382.72023.3000
H21.01421.62463.30923.61483.58574.16872.04282.38842.69703.08543.68172.66573.70822.20192.8401
H31.01501.62462.57072.88112.40653.59172.03622.45553.32213.57824.14423.91324.95643.66904.0906
C42.42353.30922.57071.09311.09481.09321.52192.14322.50912.69862.71483.89174.67734.26064.2093
H52.64973.61482.88111.09311.77161.77992.15323.05432.76262.49533.08824.18414.86354.41604.7388
H62.69693.58572.40651.09481.77161.76862.17052.49233.46833.71353.71574.71565.59874.98174.8939
H73.38534.16873.59171.09321.77991.76862.16822.48032.75573.04122.50434.19284.82864.79084.4324
C81.46642.04282.03621.52192.15322.17052.16821.10541.52522.13372.13832.55643.49812.87922.7912
H92.14652.38842.45552.14323.05432.49232.48031.10542.13873.03592.43752.79823.76043.26352.5861
C102.43942.69703.32212.50912.76263.46832.75571.52522.13871.09591.09651.52692.17162.17912.1764
H112.67363.08543.57822.69862.49533.71353.04122.13373.03591.09591.76752.16052.53512.48583.0768
H123.37793.68174.14422.71483.08823.71572.50432.13832.43751.09651.76752.15752.46393.07422.5495
C132.96992.66573.91323.89174.18414.71564.19282.55642.79821.52692.16052.15751.09281.09301.0947
H143.98383.70824.95644.67734.86355.59874.82863.49813.76042.17162.53512.46391.09281.75821.7664
H152.72022.20193.66904.26064.41604.98174.79082.87923.26352.17912.48583.07421.09301.75821.7736
H163.30002.84014.09064.20934.73884.89394.43242.79122.58612.17643.07682.54951.09471.76641.7736

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 108.376 N1 C8 H9 112.402
N1 C8 C10 109.237 H2 N1 H3 106.376
H2 N1 C8 109.524 H3 N1 C8 108.932
C4 C8 H9 108.274 C4 C8 C10 110.856
H5 C4 H6 108.143 H5 C4 H7 109.001
H5 C4 C8 109.768 H6 C4 H7 107.861
H6 C4 C8 111.039 H7 C4 C8 110.949
C8 C10 H11 107.859 C8 C10 H12 108.180
C8 C10 C13 113.766 H9 C8 C10 107.710
C10 C13 H14 110.886 C10 C13 H15 111.483
C10 C13 H16 111.163 H11 C10 H12 107.448
H11 C10 C13 109.828 H12 C10 C13 109.553
H14 C13 H15 107.100 H14 C13 H16 107.696
H15 C13 H16 108.337
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability