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All results from a given calculation for C4H8O (Cyclobutanol)

using model chemistry: HF/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/cc-pVDZ
 hartrees
Energy at 0K-230.971981
Energy at 298.15K-230.981966
Nuclear repulsion energy185.731576
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/cc-pVDZ
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 4139 3758 38.96      
2 A 3269 2968 101.70      
3 A 3253 2954 19.41      
4 A 3227 2930 12.66      
5 A 3207 2912 30.02      
6 A 3186 2892 36.45      
7 A 1623 1474 19.37      
8 A 1584 1438 3.61      
9 A 1559 1415 93.17      
10 A 1437 1305 0.71      
11 A 1382 1255 15.79      
12 A 1307 1186 0.06      
13 A 1260 1144 149.49      
14 A 1172 1064 23.76      
15 A 1049 952 7.88      
16 A 972 883 1.05      
17 A 808 733 5.89      
18 A 658 597 3.31      
19 A 490 445 4.91      
20 A 193 175 1.80      
21 A 3248 2949 44.96      
22 A 3180 2887 51.04      
23 A 1576 1431 2.13      
24 A 1416 1286 2.80      
25 A 1363 1237 0.42      
26 A 1348 1224 0.24      
27 A 1286 1168 0.04      
28 A 1130 1026 12.36      
29 A 1008 916 5.41      
30 A 982 892 0.46      
31 A 839 762 0.14      
32 A 421 382 37.52      
33 A 327 297 88.69      

Unscaled Zero Point Vibrational Energy (zpe) 26947.2 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 24468.1 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/cc-pVDZ
ABC
0.34089 0.14480 0.11549

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.115 0.662 0.000
C2 0.115 -0.439 1.077
C3 0.115 -0.439 -1.077
C4 0.657 -1.407 0.000
O5 -0.869 1.642 0.000
H6 1.067 1.193 0.000
H7 0.697 -0.277 1.984
H8 -0.909 -0.701 1.361
H9 0.697 -0.277 -1.984
H10 -0.909 -0.701 -1.361
H11 1.748 -1.442 0.000
H12 0.278 -2.428 0.000
H13 -1.720 1.229 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 O5 H6 H7 H8 H9 H10 H11 H12 H13
C11.54011.54012.13881.38881.09012.27162.18102.27162.18102.66353.09481.9204
C21.54012.15371.54612.54162.17491.09061.09413.12042.65672.19842.26812.7035
C31.54012.15371.54612.54162.17493.12042.65671.09061.09412.19842.26812.7035
C42.13881.54611.54613.40982.63212.28362.19152.28362.19151.09141.08953.5496
O51.38882.54162.54163.40981.98723.17462.70993.17462.70994.04494.22940.9459
H61.09012.17492.17492.63211.98722.49743.05652.49743.05652.72173.70642.7869
H72.27161.09063.12042.28363.17462.49741.77453.96873.73492.52922.95633.4717
H82.18101.09412.65672.19152.70993.05651.77453.73492.72153.07572.49922.4969
H92.27163.12041.09062.28363.17462.49743.96873.73491.77452.52922.95633.4717
H102.18102.65671.09412.19152.70993.05653.73492.72151.77453.07572.49922.4969
H112.66352.19842.19841.09144.04492.72172.52923.07572.52923.07571.77014.3774
H123.09482.26812.26811.08954.22943.70642.95632.49922.95632.49921.77014.1680
H131.92042.70352.70353.54960.94592.78693.47172.49693.47172.49694.37744.1680

picture of Cyclobutanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 87.739 C1 C2 H7 118.422
C1 C2 H8 110.640 C1 C3 C4 87.739
C1 C3 H9 118.422 C1 C3 H10 110.640
C1 O5 H13 109.204 C2 C1 C3 88.724
C2 C1 O5 120.307 C2 C1 H6 110.386
C2 C4 C3 88.290 C2 C4 H11 111.760
C2 C4 H12 117.708 C3 C1 O5 120.307
C3 C1 H6 110.386 C3 C4 H11 111.760
C3 C4 H12 117.708 C4 C2 H7 118.995
C4 C2 H8 111.052 C4 C3 H9 118.995
C4 C3 H10 111.052 O5 C1 H6 105.944
H7 C2 H8 108.637 H9 C3 H10 108.637
H11 C4 H12 108.505
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.155 0.005    
2 C -0.031 -0.027    
3 C -0.031 0.095    
4 C -0.077 0.030    
5 O -0.355 0.021    
6 H 0.028 -0.161    
7 H 0.032 -0.077    
8 H 0.018 0.441    
9 H 0.032 0.022    
10 H 0.018 0.039    
11 H 0.036 -0.118    
12 H 0.030 0.386    
13 H 0.146 -0.657    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.306 -1.569 0.000 1.599
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.883 1.293 0.000
y 1.293 -36.831 0.000
z 0.000 0.000 -32.396
Traceless
 xyz
x 6.730 1.293 0.000
y 1.293 -6.691 0.000
z 0.000 0.000 -0.039
Polar
3z2-r2-0.078
x2-y28.948
xy1.293
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.468 -0.272 0.000
y -0.272 6.470 0.000
z 0.000 0.000 6.469


<r2> (average value of r2) Å2
<r2> 108.791
(<r2>)1/2 10.430