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All results from a given calculation for C4H9N (Cyclobutylamine)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-212.396455
Energy at 298.15K-212.390132
HF Energy-212.577393
Nuclear repulsion energy186.714652
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 B3LYP/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' 3474 3353 1.55      
2 A' 3131 3021 55.83      
3 A' 3102 2993 17.34      
4 A' 3072 2965 34.93      
5 A' 3057 2950 18.61      
6 A' 2963 2859 92.64      
7 A' 1654 1596 16.96      
8 A' 1498 1446 3.01      
9 A' 1475 1423 1.49      
10 A' 1383 1335 25.89      
11 A' 1292 1247 2.06      
12 A' 1241 1197 1.09      
13 A' 1159 1118 7.79      
14 A' 1086 1048 8.80      
15 A' 967 933 8.96      
16 A' 887 855 6.66      
17 A' 862 831 87.77      
18 A' 821 792 28.28      
19 A' 668 645 0.68      
20 A' 400 386 4.68      
21 A' 145 140 1.20      
22 A" 3552 3428 0.00      
23 A" 3107 2999 8.70      
24 A" 3053 2946 71.43      
25 A" 1467 1415 0.93      
26 A" 1347 1300 0.62      
27 A" 1275 1230 0.04      
28 A" 1263 1218 0.33      
29 A" 1225 1183 0.33      
30 A" 1171 1130 0.73      
31 A" 1031 995 0.28      
32 A" 942 909 0.37      
33 A" 917 885 1.38      
34 A" 764 737 0.61      
35 A" 389 375 7.99      
36 A" 270 261 27.20      

Unscaled Zero Point Vibrational Energy (zpe) 28053.1 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 27071.2 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 B3LYP/6-31G(2df,p)
ABC
0.27890 0.15693 0.13004

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.416 0.910 0.000
H2 -1.713 1.444 0.813
H3 -1.713 1.444 -0.813
C4 0.498 -0.238 -1.084
H5 -0.169 -0.364 -1.941
H6 1.505 -0.014 -1.447
C7 0.498 -0.238 1.084
H8 -0.169 -0.364 1.941
H9 1.505 -0.014 1.447
C10 0.040 0.779 0.000
H11 0.573 1.742 0.000
C12 0.498 -1.350 0.000
H13 1.334 -2.053 0.000
H14 -0.438 -1.913 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14
N11.01671.01672.48082.63553.38812.48082.63553.38811.46242.15612.96144.04232.9873
H21.01671.62593.36323.63804.19342.79052.63123.58892.04372.44433.65404.70833.6812
H31.01671.62592.79052.63123.58893.36323.63804.19342.04372.44433.65404.70833.6812
C42.48083.36322.79051.09321.09372.16743.09982.73261.55462.25821.55292.27322.2032
H52.63553.63802.63121.09321.77993.09983.88193.79462.26192.95832.27692.97962.4977
H63.38814.19343.58891.09371.77992.73263.79462.89322.20592.45862.21182.50563.0774
C72.48082.79053.36322.16743.09982.73261.09321.09371.55462.25821.55292.27322.2032
H82.63552.63123.63803.09983.88193.79461.09321.77992.26192.95832.27692.97962.4977
H93.38813.58894.19342.73263.79462.89321.09371.77992.20592.45862.21182.50563.0774
C101.46242.04372.04371.55462.26192.20591.55462.26192.20591.10072.17723.11292.7333
H112.15612.44432.44432.25822.95832.45862.25822.95832.45861.10073.09283.87023.7916
C122.96143.65403.65401.55292.27692.21181.55292.27692.21182.17723.09281.09241.0914
H134.04234.70834.70832.27322.97962.50562.27322.97962.50563.11293.87021.09241.7771
H142.98733.68123.68122.20322.49773.07742.20322.49773.07742.73333.79161.09141.7771

picture of Cyclobutylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C10 C4 110.622 N1 C10 C7 110.622
N1 C10 H11 113.688 H2 N1 H3 106.943
H2 N1 C10 110.347 H3 N1 C10 110.347
C4 C10 C7 88.360 C4 C10 H11 115.504
C4 C12 C7 88.407 C4 C12 H13 117.404
C4 C12 H14 111.751 H5 C4 H6 108.895
H5 C4 C10 116.365 H5 C4 C12 117.817
H6 C4 C10 111.594 H6 C4 C12 112.092
C7 C10 H11 115.504 C7 C12 H13 117.404
C7 C12 H14 111.751 H8 C7 H9 108.895
H8 C7 C10 116.365 H8 C7 C12 117.817
H9 C7 C10 111.594 H9 C7 C12 112.092
C10 C4 C12 88.960 C10 C7 C12 88.960
H13 C12 H14 108.928
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.512      
2 H 0.221      
3 H 0.221      
4 C -0.197      
5 H 0.092      
6 H 0.093      
7 C -0.197      
8 H 0.092      
9 H 0.093      
10 C 0.035      
11 H 0.045      
12 C -0.190      
13 H 0.090      
14 H 0.113      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.238 1.125 0.000 1.150
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 114.360
(<r2>)1/2 10.694