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All results from a given calculation for C(NH2)H2CH2CH2CH3 (1-Butanamine)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-211.617077
Energy at 298.15K-211.629812
Nuclear repulsion energy183.491859
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 MP2/3-21G*
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' 3418 3251 2.08      
2 A' 3153 3000 31.20      
3 A' 3087 2937 51.21      
4 A' 3080 2930 23.83      
5 A' 3077 2927 9.63      
6 A' 3059 2910 9.25      
7 A' 1759 1673 17.54      
8 A' 1607 1529 4.58      
9 A' 1596 1519 1.31      
10 A' 1585 1508 0.19      
11 A' 1578 1501 0.58      
12 A' 1492 1420 3.38      
13 A' 1430 1360 2.20      
14 A' 1426 1357 2.10      
15 A' 1347 1282 1.12      
16 A' 1169 1112 6.15      
17 A' 1084 1031 10.19      
18 A' 1048 997 3.50      
19 A' 994 945 33.01      
20 A' 915 870 2.15      
21 A' 808 769 235.12      
22 A' 430 409 5.53      
23 A' 397 377 0.28      
24 A' 182 173 2.48      
25 A" 3519 3348 1.49      
26 A" 3156 3002 59.81      
27 A" 3140 2987 35.83      
28 A" 3118 2966 4.32      
29 A" 3096 2945 1.66      
30 A" 1604 1525 6.78      
31 A" 1433 1363 1.82      
32 A" 1394 1326 0.19      
33 A" 1371 1304 0.00      
34 A" 1296 1233 0.04      
35 A" 1098 1045 0.63      
36 A" 967 920 0.00      
37 A" 818 778 0.99      
38 A" 757 720 3.98      
39 A" 314 299 62.41      
40 A" 259 247 0.04      
41 A" 129 123 0.85      
42 A" 113 108 2.68      

Unscaled Zero Point Vibrational Energy (zpe) 33650.3 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 32011.6 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 MP2/3-21G*
ABC
0.58312 0.06334 0.06029

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.575 0.383 0.000
C2 1.337 -0.457 0.000
C3 0.000 0.333 0.000
C4 -1.239 -0.596 0.000
C5 -2.569 0.201 0.000
H6 2.603 0.979 0.833
H7 2.603 0.979 -0.833
H8 1.374 -1.104 0.884
H9 1.374 -1.104 -0.884
H10 -0.031 0.982 -0.887
H11 -0.031 0.982 0.887
H12 -1.199 -1.245 0.884
H13 -1.199 -1.245 -0.884
H14 -3.432 -0.474 0.000
H15 -2.628 0.840 0.888
H16 -2.628 0.840 -0.888

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.49602.57513.93705.14691.02431.02432.10552.10552.81682.81684.20384.20386.06745.29775.2977
C21.49601.55262.57923.96072.08752.08751.09611.09612.17432.17432.79862.79864.76874.26494.2649
C32.57511.55261.54822.57242.80792.80792.17582.17581.09931.09932.17012.17013.52562.82002.8200
C43.93702.57921.54821.55044.23434.23432.80492.80492.17582.17581.09781.09782.19652.18612.1861
C55.14693.96072.57241.55045.29585.29584.24644.24642.79962.79962.17932.17931.09551.09571.0957
H61.02432.08752.80794.23435.29581.66542.41842.96543.14532.63434.40454.72716.26275.23295.5083
H71.02432.08752.80794.23435.29581.66542.96542.41842.63433.14534.72714.40456.26275.50835.2329
H82.10551.09612.17582.80494.24642.41842.96541.76843.07592.51502.57693.12544.92714.44904.7891
H92.10551.09612.17582.80494.24642.96542.41841.76842.51503.07593.12542.57694.92714.78914.4490
H102.81682.17431.09932.17582.79963.14532.63433.07592.51501.77333.07572.51463.80433.14882.6009
H112.81682.17431.09932.17582.79962.63433.14532.51503.07591.77332.51463.07573.80432.60093.1488
H124.20382.79862.17011.09782.17934.40454.72712.57693.12543.07572.51461.76872.52242.52743.0871
H134.20382.79862.17011.09782.17934.72714.40453.12542.57692.51463.07571.76872.52243.08712.5274
H146.06744.76873.52562.19651.09556.26276.26274.92714.92713.80433.80432.52242.52241.77801.7780
H155.29774.26492.82002.18611.09575.23295.50834.44904.78913.14882.60092.52743.08711.77801.7766
H165.29774.26492.82002.18611.09575.50835.23294.78914.44902.60093.14883.08712.52741.77801.7766

picture of 1-Butanamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 115.260 N1 C2 H8 107.639
N1 C2 H9 107.639 C2 N1 H6 110.442
C2 N1 H7 110.442 C2 C3 C4 112.562
C2 C3 H10 108.949 C2 C3 H11 108.949
C3 C2 H8 109.245 C3 C2 H9 109.245
C3 C4 C5 112.234 C3 C4 H12 109.006
C3 C4 H13 109.006 C4 C3 H10 109.362
C4 C3 H11 109.362 C4 C5 H14 111.060
C4 C5 H15 110.223 C4 C5 H16 110.223
C5 C4 H12 109.572 C5 C4 H13 109.572
H6 N1 H7 108.776 H8 C2 H9 107.540
H10 C3 H11 107.527 H12 C4 H13 107.324
H14 C5 H15 108.466 H14 C5 H16 108.466
H15 C5 H16 108.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability