return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: mPW1PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-213.771929
Energy at 298.15K-213.784542
Nuclear repulsion energy185.564358
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 mPW1PW91/6-31+G**
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' 3551 3380 0.63      
2 A' 3142 2991 38.57      
3 A' 3060 2912 81.84      
4 A' 3059 2912 33.37      
5 A' 3050 2903 16.15      
6 A' 3033 2887 16.56      
7 A' 1679 1598 33.43      
8 A' 1516 1443 8.14      
9 A' 1506 1433 1.02      
10 A' 1496 1424 0.42      
11 A' 1490 1418 0.27      
12 A' 1421 1353 3.24      
13 A' 1414 1345 10.37      
14 A' 1383 1316 4.02      
15 A' 1290 1228 1.94      
16 A' 1151 1096 7.06      
17 A' 1114 1061 18.53      
18 A' 1083 1030 3.10      
19 A' 1028 978 13.91      
20 A' 921 876 18.23      
21 A' 833 793 195.19      
22 A' 430 410 6.76      
23 A' 393 374 0.59      
24 A' 179 171 2.71      
25 A" 3646 3470 1.50      
26 A" 3137 2986 57.25      
27 A" 3110 2960 63.50      
28 A" 3091 2942 7.00      
29 A" 3067 2919 2.40      
30 A" 1507 1434 9.74      
31 A" 1394 1327 0.61      
32 A" 1337 1272 0.27      
33 A" 1312 1249 0.08      
34 A" 1230 1171 0.01      
35 A" 1048 998 0.54      
36 A" 922 878 0.01      
37 A" 788 750 0.51      
38 A" 737 701 3.36      
39 A" 280 267 54.33      
40 A" 247 235 0.37      
41 A" 122 116 0.08      
42 A" 109 104 3.63      

Unscaled Zero Point Vibrational Energy (zpe) 33152.6 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 31554.7 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 mPW1PW91/6-31+G**
ABC
0.60246 0.06474 0.06169

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.537 0.395 0.000
C2 1.332 -0.423 0.000
C3 0.000 0.330 0.000
C4 -1.216 -0.592 0.000
C5 -2.543 0.161 0.000
H6 2.566 0.996 0.816
H7 2.566 0.996 -0.816
H8 1.377 -1.082 0.875
H9 1.377 -1.082 -0.875
H10 -0.040 0.989 -0.878
H11 -0.040 0.989 0.878
H12 -1.170 -1.251 0.876
H13 -1.170 -1.251 -0.876
H14 -3.394 -0.526 0.000
H15 -2.633 0.802 0.883
H16 -2.633 0.802 -0.883

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45652.53753.88105.08471.01361.01362.07202.07202.78582.78584.14974.14976.00165.26035.2603
C21.45651.52992.55393.91822.05042.05041.09631.09632.15542.15542.77752.77754.72674.24254.2425
C32.53751.52991.52672.54832.77422.77422.15752.15751.09881.09882.15352.15353.50002.81692.8169
C43.88102.55391.52671.52514.18334.18332.78042.78042.15822.15821.09731.09732.17832.17472.1747
C55.08473.91822.54831.52515.24085.24084.20384.20382.77902.77902.15522.15521.09361.09461.0946
H61.01362.05042.77424.18335.24081.63152.39532.93133.10832.60684.36094.67736.20545.20365.4734
H71.01362.05042.77424.18335.24081.63152.93132.39532.60683.10834.67734.36096.20545.47345.2036
H82.07201.09632.15752.78044.20382.39532.93131.75013.06092.50892.55273.09584.88194.43014.7662
H92.07201.09632.15752.78044.20382.93132.39531.75012.50893.06093.09582.55274.88194.76624.4301
H102.78582.15541.09882.15822.77903.10832.60683.06092.50891.75673.06202.50933.78383.14062.6003
H112.78582.15541.09882.15822.77902.60683.10832.50893.06091.75672.50933.06203.78382.60033.1406
H124.14972.77752.15351.09732.15524.36094.67732.55273.09583.06202.50931.75282.49762.52053.0737
H134.14972.77752.15351.09732.15524.67734.36093.09582.55272.50933.06201.75282.49763.07372.5205
H146.00164.72673.50002.17831.09366.20546.20544.88194.88193.78383.78382.49762.49761.76641.7664
H155.26034.24252.81692.17471.09465.20365.47344.43014.76623.14062.60032.52053.07371.76641.7657
H165.26034.24252.81692.17471.09465.47345.20364.76624.43012.60033.14063.07372.52051.76641.7657

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 116.335 N1 C2 H8 107.683
N1 C2 H9 107.683 C2 N1 H6 110.941
C2 N1 H7 110.941 C2 C3 C4 113.346
C2 C3 H10 109.056 C2 C3 H11 109.056
C3 C2 H8 109.361 C3 C2 H9 109.361
C3 C4 C5 113.232 C3 C4 H12 109.216
C3 C4 H13 109.216 C4 C3 H10 109.494
C4 C3 H11 109.494 C4 C5 H14 111.509
C4 C5 H15 111.157 C4 C5 H16 111.157
C5 C4 H12 109.455 C5 C4 H13 109.455
H6 N1 H7 107.176 H8 C2 H9 105.910
H10 C3 H11 106.139 H12 C4 H13 106.012
H14 C5 H15 107.655 H14 C5 H16 107.655
H15 C5 H16 107.518
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.602      
2 C -0.343      
3 C -0.231      
4 C -0.227      
5 C -0.637      
6 H 0.295      
7 H 0.295      
8 H 0.160      
9 H 0.160      
10 H 0.155      
11 H 0.155      
12 H 0.162      
13 H 0.162      
14 H 0.167      
15 H 0.164      
16 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.225 0.828 0.000 1.479
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.573 3.306 0.000
y 3.306 -33.272 0.000
z 0.000 0.000 -32.167
Traceless
 xyz
x -8.854 3.306 0.000
y 3.306 3.598 0.000
z 0.000 0.000 5.256
Polar
3z2-r210.512
x2-y2-8.301
xy3.306
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.884 0.119 0.000
y 0.119 8.144 0.000
z 0.000 0.000 7.509


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000