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All results from a given calculation for C4H9N (Cyclobutylamine)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-212.484033
Energy at 298.15K-212.495171
Nuclear repulsion energy187.322129
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3479 3328 2.68      
2 A' 3158 3022 50.41      
3 A' 3127 2991 23.09      
4 A' 3095 2961 36.91      
5 A' 3078 2945 19.19      
6 A' 2977 2848 104.38      
7 A' 1692 1619 22.78      
8 A' 1526 1460 4.14      
9 A' 1498 1433 2.26      
10 A' 1403 1342 25.60      
11 A' 1308 1251 4.82      
12 A' 1256 1202 1.47      
13 A' 1175 1124 8.62      
14 A' 1101 1053 8.25      
15 A' 984 942 8.28      
16 A' 901 862 5.12      
17 A' 885 846 101.51      
18 A' 831 795 35.55      
19 A' 671 642 1.04      
20 A' 404 387 5.39      
21 A' 162 155 1.63      
22 A" 3569 3414 0.11      
23 A" 3131 2996 9.63      
24 A" 3074 2941 72.76      
25 A" 1491 1426 1.57      
26 A" 1364 1305 0.23      
27 A" 1289 1233 0.74      
28 A" 1273 1217 0.13      
29 A" 1239 1185 0.52      
30 A" 1180 1129 0.82      
31 A" 1045 1000 0.25      
32 A" 964 922 0.69      
33 A" 936 896 2.05      
34 A" 776 743 1.05      
35 A" 392 375 12.09      
36 A" 288 275 34.76      

Unscaled Zero Point Vibrational Energy (zpe) 28360.5 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 27132.5 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 B3PW91/6-31G*
ABC
0.27918 0.15853 0.13195

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.431 0.863 0.000
H2 -1.743 1.388 0.815
H3 -1.743 1.388 -0.815
C4 0.508 -0.222 -1.077
H5 -0.143 -0.355 -1.948
H6 1.521 0.017 -1.421
C7 0.508 -0.222 1.077
H8 -0.143 -0.355 1.948
H9 1.521 0.017 1.421
C10 0.025 0.780 0.000
H11 0.532 1.761 0.000
C12 0.508 -1.331 0.000
H13 1.345 -2.038 0.000
H14 -0.432 -1.889 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14
N11.01851.01852.46982.63433.38332.46982.63433.38331.45832.15772.92894.01522.9279
H21.01851.63013.35333.63824.18732.78092.62403.59172.04012.44513.62374.68383.6225
H31.01851.63012.78092.62403.59173.35333.63824.18732.04012.44513.62374.68383.6225
C42.46983.35332.78091.09541.09562.15413.09722.70611.54862.25681.54592.27062.1955
H52.63433.63822.62401.09541.78383.09723.89613.77582.26082.95392.27412.97292.4960
H63.38334.18733.59171.09561.78382.70613.77582.84242.19952.45712.20532.50493.0763
C72.46982.78093.35332.15413.09722.70611.09541.09561.54862.25681.54592.27062.1955
H82.63432.62403.63823.09723.89613.77581.09541.78382.26082.95392.27412.97292.4960
H93.38333.59174.18732.70613.77582.84241.09561.78382.19952.45712.20532.50493.0763
C101.45832.04012.04011.54862.26082.19951.54862.26082.19951.10382.16593.11152.7074
H112.15772.44512.44512.25682.95392.45712.25682.95392.45711.10383.09213.88463.7743
C122.92893.62373.62371.54592.27412.20531.54592.27412.20532.16593.09211.09471.0928
H134.01524.68384.68382.27062.97292.50492.27062.97292.50493.11153.88461.09471.7825
H142.92793.62253.62252.19552.49603.07632.19552.49603.07632.70743.77431.09281.7825

picture of Cyclobutylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C10 C4 110.406 N1 C10 C7 110.406
N1 C10 H11 114.024 H2 N1 H3 106.312
H2 N1 C10 109.628 H3 N1 C10 109.628
C4 C10 C7 88.133 C4 C10 H11 115.587
C4 C12 C7 88.324 C4 C12 H13 117.578
C4 C12 H14 111.458 H5 C4 H6 109.008
H5 C4 C10 116.486 H5 C4 C12 117.840
H6 C4 C10 111.421 H6 C4 C12 112.073
C7 C10 H11 115.587 C7 C12 H13 117.578
C7 C12 H14 111.458 H8 C7 H9 109.008
H8 C7 C10 116.486 H8 C7 C12 117.840
H9 C7 C10 111.421 H9 C7 C12 112.073
C10 C4 C12 88.840 C10 C7 C12 88.840
H13 C12 H14 109.148
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.747     -0.887
2 H 0.311     0.326
3 H 0.311     0.326
4 C -0.313     -0.312
5 H 0.161     0.093
6 H 0.157     0.081
7 C -0.313     -0.312
8 H 0.161     0.093
9 H 0.157     0.081
10 C -0.040     0.482
11 H 0.133     -0.084
12 C -0.316     0.080
13 H 0.157     0.010
14 H 0.181     0.023


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.238 1.310 0.000 1.331
CHELPG        
AIM        
ESP 0.237 1.305 0.000 1.326


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.088 -2.510 0.000
y -2.510 -30.124 0.000
z 0.000 0.000 -30.937
Traceless
 xyz
x -1.557 -2.510 0.000
y -2.510 1.389 0.000
z 0.000 0.000 0.169
Polar
3z2-r20.337
x2-y2-1.964
xy-2.510
xz0.000
yz0.000


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> 113.304
(<r2>)1/2 10.644