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

using model chemistry: MP2=FULL/6-31G(2df,p)

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=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-213.257817
Energy at 298.15K-213.270598
Nuclear repulsion energy186.457901
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=FULL/6-31G(2df,p)
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' 3558 3344 0.15      
2 A' 3207 3014 21.96      
3 A' 3113 2926 51.90      
4 A' 3112 2925 29.00      
5 A' 3106 2919 1.84      
6 A' 3087 2901 8.13      
7 A' 1689 1587 22.53      
8 A' 1551 1458 4.00      
9 A' 1541 1448 0.68      
10 A' 1528 1436 0.38      
11 A' 1520 1429 0.24      
12 A' 1441 1354 2.19      
13 A' 1426 1341 7.85      
14 A' 1398 1314 2.80      
15 A' 1304 1225 4.44      
16 A' 1177 1106 5.99      
17 A' 1136 1067 9.62      
18 A' 1112 1045 4.12      
19 A' 1060 996 22.54      
20 A' 943 886 44.48      
21 A' 899 845 134.22      
22 A' 437 411 4.26      
23 A' 398 374 0.53      
24 A' 181 170 1.93      
25 A" 3654 3434 1.45      
26 A" 3207 3015 29.65      
27 A" 3173 2982 46.41      
28 A" 3159 2969 1.88      
29 A" 3136 2947 1.71      
30 A" 1546 1453 6.50      
31 A" 1422 1337 0.72      
32 A" 1364 1282 0.31      
33 A" 1334 1254 0.00      
34 A" 1252 1177 0.02      
35 A" 1069 1005 0.65      
36 A" 938 882 0.00      
37 A" 800 752 0.40      
38 A" 751 706 3.82      
39 A" 301 283 46.30      
40 A" 267 251 0.28      
41 A" 131 123 0.31      
42 A" 117 110 2.92      

Unscaled Zero Point Vibrational Energy (zpe) 33770.3 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 31740.7 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=FULL/6-31G(2df,p)
ABC
0.60045 0.06571 0.06253

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.526 0.395 0.000
C2 1.322 -0.428 0.000
C3 0.000 0.328 0.000
C4 -1.207 -0.597 0.000
C5 -2.522 0.166 0.000
H6 2.506 1.009 0.806
H7 2.506 1.009 -0.806
H8 1.363 -1.082 0.874
H9 1.363 -1.082 -0.874
H10 -0.039 0.981 -0.876
H11 -0.039 0.981 0.876
H12 -1.159 -1.250 0.874
H13 -1.159 -1.250 -0.874
H14 -3.378 -0.507 0.000
H15 -2.600 0.805 0.880
H16 -2.600 0.805 -0.880

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45872.52693.86255.05361.01321.01322.07312.07312.77292.77294.12964.12965.97275.21755.2175
C21.45871.52292.53453.89012.02922.02921.09191.09192.14622.14622.75632.75634.70084.20474.2047
C32.52691.52291.52052.52762.71902.71902.14692.14691.09401.09402.14442.14443.47992.78642.7864
C43.86252.53451.52051.52104.12494.12492.75752.75752.15052.15051.09231.09232.17312.16352.1635
C55.05363.89012.52761.52105.16185.16184.17374.17372.75712.75712.15152.15151.08921.08971.0897
H61.01322.02922.71904.12495.16181.61112.38422.91543.05032.54574.30644.62196.12965.11115.3813
H71.01322.02922.71904.12495.16181.61112.91542.38422.54573.05034.62194.30646.12965.38135.1111
H82.07311.09192.14692.75754.17372.38422.91541.74733.04722.49452.52823.07364.85524.38984.7270
H92.07311.09192.14692.75754.17372.91542.38421.74732.49453.04723.07362.52824.85524.72704.3898
H102.77292.14621.09402.15052.75713.05032.54573.04722.49451.75293.04972.49713.75993.11112.5680
H112.77292.14621.09402.15052.75712.54573.05032.49453.04721.75292.49713.04973.75992.56803.1111
H124.12962.75632.14441.09232.15154.30644.62192.52823.07363.04972.49711.74862.49782.50973.0620
H134.12962.75632.14441.09232.15154.62194.30643.07362.52822.49713.04971.74862.49783.06202.5097
H145.97274.70083.47992.17311.08926.12966.12964.85524.85523.75993.75992.49782.49781.76081.7608
H155.21754.20472.78642.16351.08975.11115.38134.38984.72703.11112.56802.50973.06201.76081.7596
H165.21754.20472.78642.16351.08975.38135.11114.72704.38982.56803.11113.06202.50971.76081.7596

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 115.861 N1 C2 H8 107.870
N1 C2 H9 107.870 C2 N1 H6 109.020
C2 N1 H7 109.020 C2 C3 C4 112.769
C2 C3 H10 109.102 C2 C3 H11 109.102
C3 C2 H8 109.268 C3 C2 H9 109.268
C3 C4 C5 112.407 C3 C4 H12 109.216
C3 C4 H13 109.216 C4 C3 H10 109.595
C4 C3 H11 109.595 C4 C5 H14 111.652
C4 C5 H15 110.851 C4 C5 H16 110.851
C5 C4 H12 109.736 C5 C4 H13 109.736
H6 N1 H7 105.326 H8 C2 H9 106.279
H10 C3 H11 106.479 H12 C4 H13 106.343
H14 C5 H15 107.823 H14 C5 H16 107.823
H15 C5 H16 107.677
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability