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All results from a given calculation for C4H9N (Cyclobutylamine)

using model chemistry: mPW1PW91/6-31G(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 mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-212.532103
Energy at 298.15K-212.543239
Nuclear repulsion energy187.744075
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 mPW1PW91/6-31G(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' 3528 3369 0.60      
2 A' 3167 3024 45.25      
3 A' 3137 2995 17.87      
4 A' 3102 2961 32.64      
5 A' 3085 2945 17.46      
6 A' 2994 2859 89.80      
7 A' 1661 1586 20.03      
8 A' 1501 1433 4.26      
9 A' 1474 1407 2.28      
10 A' 1395 1331 24.71      
11 A' 1299 1240 3.75      
12 A' 1250 1193 1.79      
13 A' 1172 1119 8.10      
14 A' 1101 1052 7.98      
15 A' 986 941 7.23      
16 A' 900 860 6.00      
17 A' 878 838 78.67      
18 A' 829 792 42.68      
19 A' 664 634 0.87      
20 A' 400 381 4.87      
21 A' 160 153 1.30      
22 A" 3613 3449 0.40      
23 A" 3142 3000 8.36      
24 A" 3081 2941 68.24      
25 A" 1466 1399 1.79      
26 A" 1358 1296 0.29      
27 A" 1279 1221 0.41      
28 A" 1264 1207 0.20      
29 A" 1234 1178 0.59      
30 A" 1175 1122 0.63      
31 A" 1037 990 0.20      
32 A" 964 920 0.59      
33 A" 935 893 1.57      
34 A" 769 734 0.84      
35 A" 390 373 9.06      
36 A" 279 266 26.95      

Unscaled Zero Point Vibrational Energy (zpe) 28333.8 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 27050.3 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 mPW1PW91/6-31G(2df,p)
ABC
0.27987 0.15936 0.13264

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.430 0.855 0.000
H2 -1.745 1.374 0.811
H3 -1.745 1.374 -0.811
C4 0.509 -0.219 -1.076
H5 -0.136 -0.351 -1.946
H6 1.520 0.022 -1.415
C7 0.509 -0.219 1.076
H8 -0.136 -0.351 1.946
H9 1.520 0.022 1.415
C10 0.022 0.779 0.000
H11 0.520 1.760 0.000
C12 0.509 -1.327 0.000
H13 1.341 -2.034 0.000
H14 -0.429 -1.881 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14
N11.01371.01372.46402.62973.37582.46402.62973.37581.45412.14992.91894.00242.9128
H21.01371.62223.34423.62914.17682.77382.61823.58532.03382.43693.61104.66883.6038
H31.01371.62222.77382.61823.58533.34423.62914.17682.03382.43693.61104.66883.6038
C42.46403.34422.77381.09211.09262.15143.09322.69871.54642.25261.54402.26752.1909
H52.62973.62912.61821.09211.77863.09323.89293.76592.25642.94552.27112.96682.4930
H63.37584.17683.58531.09261.77862.69873.76592.83042.19512.45422.20052.50233.0695
C72.46402.77383.34422.15143.09322.69871.09211.09261.54642.25261.54402.26752.1909
H82.62972.61823.62913.09323.89293.76591.09211.77862.25642.94552.27112.96682.4930
H93.37583.58534.17682.69873.76592.83041.09261.77862.19512.45422.20052.50233.0695
C101.45412.03382.03381.54642.25642.19511.54642.25642.19511.09982.16173.10682.6983
H112.14992.43692.43692.25262.94552.45422.25262.94552.45421.09983.08683.88163.7627
C122.91893.61103.61101.54402.27112.20051.54402.27112.20052.16173.08681.09121.0902
H134.00244.66884.66882.26752.96682.50232.26752.96682.50233.10683.88161.09121.7766
H142.91283.60383.60382.19092.49303.06952.19092.49303.06952.69833.76271.09021.7766

picture of Cyclobutylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C10 C4 110.371 N1 C10 C7 110.371
N1 C10 H11 113.941 H2 N1 H3 106.285
H2 N1 C10 109.712 H3 N1 C10 109.712
C4 C10 C7 88.152 C4 C10 H11 115.666
C4 C12 C7 88.322 C4 C12 H13 117.702
C4 C12 H14 111.384 H5 C4 H6 109.005
H5 C4 C10 116.506 H5 C4 C12 117.957
H6 C4 C10 111.408 H6 C4 C12 112.008
C7 C10 H11 115.666 C7 C12 H13 117.702
C7 C12 H14 111.384 H8 C7 H9 109.005
H8 C7 C10 116.506 H8 C7 C12 117.957
H9 C7 C10 111.408 H9 C7 C12 112.008
C10 C4 C12 88.772 C10 C7 C12 88.772
H13 C12 H14 109.060
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.566      
2 H 0.246      
3 H 0.246      
4 C -0.253      
5 H 0.122      
6 H 0.124      
7 C -0.253      
8 H 0.122      
9 H 0.124      
10 C -0.009      
11 H 0.079      
12 C -0.249      
13 H 0.120      
14 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.189 1.163 0.000 1.178
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.772 -2.225 0.000
y -2.225 -30.351 0.000
z 0.000 0.000 -30.897
Traceless
 xyz
x -1.148 -2.225 0.000
y -2.225 0.983 0.000
z 0.000 0.000 0.165
Polar
3z2-r20.330
x2-y2-1.421
xy-2.225
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.289 -0.564 0.000
y -0.564 7.107 0.000
z 0.000 0.000 7.252


<r2> (average value of r2) Å2
<r2> 112.832
(<r2>)1/2 10.622