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All results from a given calculation for C4H9N (Cyclobutylamine)

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-211.119981
Energy at 298.15K-211.131436
HF Energy-211.119981
Nuclear repulsion energy188.038456
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' 3716 3339 0.62      
2 A' 3301 2966 79.20      
3 A' 3268 2936 26.07      
4 A' 3246 2917 43.83      
5 A' 3227 2899 44.02      
6 A' 3161 2840 100.59      
7 A' 1833 1647 31.21      
8 A' 1658 1490 2.83      
9 A' 1623 1459 1.63      
10 A' 1532 1377 30.27      
11 A' 1442 1296 1.52      
12 A' 1358 1220 2.97      
13 A' 1276 1146 15.28      
14 A' 1170 1051 8.71      
15 A' 1034 929 15.18      
16 A' 975 876 111.80      
17 A' 960 863 11.85      
18 A' 890 799 24.27      
19 A' 732 658 0.84      
20 A' 433 389 5.18      
21 A' 166 149 1.57      
22 A" 3799 3413 0.14      
23 A" 3273 2941 18.09      
24 A" 3223 2896 86.56      
25 A" 1621 1456 0.38      
26 A" 1489 1338 1.40      
27 A" 1410 1267 0.27      
28 A" 1398 1256 0.42      
29 A" 1341 1205 0.24      
30 A" 1285 1155 0.51      
31 A" 1127 1013 0.29      
32 A" 1013 910 0.36      
33 A" 996 895 2.77      
34 A" 835 750 0.48      
35 A" 421 378 12.04      
36 A" 314 282 37.73      

Unscaled Zero Point Vibrational Energy (zpe) 30271.2 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 27198.6 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
0.28226 0.15904 0.13197

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 -1.415 0.892 0.000
H2 -1.727 1.400 0.806
H3 -1.727 1.400 -0.806
C4 0.500 -0.229 -1.076
H5 -0.153 -0.359 -1.932
H6 1.502 -0.004 -1.428
C7 0.500 -0.229 1.076
H8 -0.153 -0.359 1.932
H9 1.502 -0.004 1.428
C10 0.033 0.775 0.000
H11 0.542 1.738 0.000
C12 0.500 -1.337 0.000
H13 1.335 -2.028 0.000
H14 -0.424 -1.900 0.000

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 C7 H8 H9 C10 H11 C12 H13 H14
N11.00271.00272.46602.62433.36822.46602.62433.36821.45292.13232.93834.01082.9624
H21.00271.61223.34003.61464.16922.77232.61473.57462.03442.43153.61934.66653.6384
H31.00271.61222.77232.61473.57463.34003.61464.16922.03442.43153.61934.66653.6384
C42.46603.34002.77231.08421.08502.15223.08072.70641.54382.24301.54442.25652.1917
H52.62433.61462.61471.08421.76543.08073.86353.76182.24742.93472.26172.95522.4862
H63.36824.16923.57461.08501.76542.70643.76182.85612.19092.44822.19542.48323.0565
C72.46602.77233.34002.15223.08072.70641.08421.08501.54382.24301.54442.25652.1917
H82.62432.61473.61463.08073.86353.76181.08421.76542.24742.93472.26172.95522.4862
H93.36823.57464.16922.70643.76182.85611.08501.76542.19092.44822.19542.48323.0565
C101.45292.03442.03441.54382.24742.19091.54382.24742.19091.08982.16253.09032.7135
H112.13232.43152.43152.24302.93472.44822.24302.93472.44821.08983.07563.84913.7644
C122.93833.61933.61931.54442.26172.19541.54442.26172.19542.16253.07561.08391.0819
H134.01084.66654.66652.25652.95522.48322.25652.95522.48323.09033.84911.08391.7633
H142.96243.63843.63842.19172.48623.05652.19172.48623.05652.71353.76441.08191.7633

picture of Cyclobutylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C10 C4 110.715 N1 C10 C7 110.715
N1 C10 H11 113.214 H2 N1 H3 107.008
H2 N1 C10 110.544 H3 N1 C10 110.544
C4 C10 C7 88.380 C4 C10 H11 115.708
C4 C12 C7 88.338 C4 C12 H13 117.224
C4 C12 H14 111.924 H5 C4 H6 108.949
H5 C4 C10 116.465 H5 C4 C12 117.661
H6 C4 C10 111.710 H6 C4 C12 112.033
C7 C10 H11 115.708 C7 C12 H13 117.224
C7 C12 H14 111.924 H8 C7 H9 108.949
H8 C7 C10 116.465 H8 C7 C12 117.661
H9 C7 C10 111.710 H9 C7 C12 112.033
C10 C4 C12 88.893 C10 C7 C12 88.893
H13 C12 H14 109.006
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.840      
2 H 0.333      
3 H 0.333      
4 C -0.319      
5 H 0.165      
6 H 0.160      
7 C -0.319      
8 H 0.165      
9 H 0.160      
10 C -0.007      
11 H 0.145      
12 C -0.319      
13 H 0.159      
14 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.356 1.331 0.000 1.378
CHELPG 0.334 1.316 0.000 1.358
AIM        
ESP 0.345 1.324 0.000 1.368


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.941 -2.398 -0.018
y -2.398 -30.565 -0.002
z -0.018 -0.002 -31.434
Traceless
 xyz
x -1.941 -2.398 -0.018
y -2.398 1.622 -0.002
z -0.018 -0.002 0.319
Polar
3z2-r20.637
x2-y2-2.376
xy-2.398
xz-0.018
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.750 -0.478 -0.002
y -0.478 6.520 -0.002
z -0.002 -0.002 6.752


<r2> (average value of r2) Å2
<r2> 113.240
(<r2>)1/2 10.641