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: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-212.338331
Energy at 298.15K-212.351282
Nuclear repulsion energy186.067081
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 HF/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' 3733 3370 0.21      
2 A' 3245 2929 60.54      
3 A' 3187 2877 77.05      
4 A' 3177 2868 36.72      
5 A' 3168 2859 31.07      
6 A' 3152 2845 27.19      
7 A' 1807 1631 29.77      
8 A' 1640 1481 2.00      
9 A' 1630 1472 0.43      
10 A' 1619 1462 0.64      
11 A' 1617 1459 0.20      
12 A' 1554 1402 5.62      
13 A' 1549 1398 5.11      
14 A' 1507 1360 3.84      
15 A' 1403 1267 9.36      
16 A' 1233 1113 7.61      
17 A' 1173 1059 22.94      
18 A' 1130 1020 6.34      
19 A' 1085 980 29.09      
20 A' 978 882 40.59      
21 A' 928 838 172.54      
22 A' 461 416 5.20      
23 A' 418 377 0.35      
24 A' 197 178 2.37      
25 A" 3820 3448 0.15      
26 A" 3243 2927 122.71      
27 A" 3227 2913 55.72      
28 A" 3200 2888 10.66      
29 A" 3176 2867 4.79      
30 A" 1627 1469 5.17      
31 A" 1507 1361 0.43      
32 A" 1443 1302 0.24      
33 A" 1418 1280 0.15      
34 A" 1337 1207 0.01      
35 A" 1124 1015 0.43      
36 A" 991 895 0.05      
37 A" 844 762 0.45      
38 A" 785 709 1.82      
39 A" 306 276 55.20      
40 A" 265 240 0.39      
41 A" 129 117 0.02      
42 A" 116 105 3.28      

Unscaled Zero Point Vibrational Energy (zpe) 35075.3 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 31659.0 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 HF/6-31G**
ABC
0.60422 0.06495 0.06185

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 2.524 0.433 0.000
C2 1.340 -0.410 0.000
C3 0.000 0.329 0.000
C4 -1.207 -0.610 0.000
C5 -2.544 0.131 0.000
H6 2.539 1.026 0.806
H7 2.539 1.026 -0.806
H8 1.395 -1.060 0.869
H9 1.395 -1.060 -0.869
H10 -0.048 0.981 -0.872
H11 -0.048 0.981 0.872
H12 -1.156 -1.261 0.870
H13 -1.156 -1.261 -0.870
H14 -3.378 -0.564 0.000
H15 -2.641 0.764 0.877
H16 -2.641 0.764 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
N11.45302.52573.87385.07631.00101.00102.06352.06352.77002.77004.14374.14375.98535.24885.2488
C21.45301.53052.55523.92142.03722.03721.08691.08692.15002.15002.77762.77764.72084.24234.2423
C32.52571.53051.52932.55152.75342.75342.15242.15241.09011.09012.15042.15043.49422.81652.8165
C43.87382.55521.52931.52794.16664.16662.78072.78072.15322.15321.08851.08852.17142.17102.1710
C55.07633.92142.55151.52795.22355.22354.20604.20602.77752.77752.14942.14941.08571.08651.0865
H61.00102.03722.75344.16665.22351.61132.38062.91003.08342.58784.34674.65826.17985.18685.4525
H71.00102.03722.75344.16665.22351.61132.91002.38062.58783.08344.65824.34676.17985.45255.1868
H82.06351.08692.15242.78074.20602.38062.91001.73843.04672.50012.55973.09494.87744.42954.7613
H92.06351.08692.15242.78074.20602.91002.38061.73842.50013.04673.09492.55974.87744.76134.4295
H102.77002.15001.09012.15322.77753.08342.58783.04672.50011.74433.04872.50163.77363.13552.6022
H112.77002.15001.09012.15322.77752.58783.08342.50013.04671.74432.50163.04873.77362.60223.1355
H124.14372.77762.15041.08852.14944.34674.65822.55973.09493.04872.50161.74092.48602.51153.0596
H134.14372.77762.15041.08852.14944.65824.34673.09492.55972.50163.04871.74092.48603.05962.5115
H145.98534.72083.49422.17141.08576.17986.17984.87744.87743.77363.77362.48602.48601.75431.7543
H155.24884.24232.81652.17101.08655.18685.45254.42954.76133.13552.60222.51153.05961.75431.7542
H165.24884.24232.81652.17101.08655.45255.18684.76134.42952.60223.13553.05962.51151.75431.7542

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 115.659 N1 C2 H8 107.799
N1 C2 H9 107.799 C2 N1 H6 110.891
C2 N1 H7 110.891 C2 C3 C4 113.251
C2 C3 H10 109.104 C2 C3 H11 109.104
C3 C2 H8 109.477 C3 C2 H9 109.477
C3 C4 C5 113.144 C3 C4 H12 109.304
C3 C4 H13 109.304 C4 C3 H10 109.434
C4 C3 H11 109.434 C4 C5 H14 111.242
C4 C5 H15 111.153 C4 C5 H16 111.153
C5 C4 H12 109.325 C5 C4 H13 109.325
H6 N1 H7 107.197 H8 C2 H9 106.205
H10 C3 H11 106.276 H12 C4 H13 106.204
H14 C5 H15 107.732 H14 C5 H16 107.732
H15 C5 H16 107.657
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.701      
2 C -0.024      
3 C -0.218      
4 C -0.221      
5 C -0.331      
6 H 0.259      
7 H 0.259      
8 H 0.114      
9 H 0.114      
10 H 0.099      
11 H 0.099      
12 H 0.109      
13 H 0.109      
14 H 0.113      
15 H 0.110      
16 H 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.174 0.860 0.000 1.455
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.328 3.048 0.000
y 3.048 -32.846 0.000
z 0.000 0.000 -32.238
Traceless
 xyz
x -8.787 3.048 0.000
y 3.048 3.938 0.000
z 0.000 0.000 4.849
Polar
3z2-r29.698
x2-y2-8.483
xy3.048
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.036 0.365 0.000
y 0.365 6.897 0.000
z 0.000 0.000 6.848


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