return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H5OH (Cyclopropanol)

using model chemistry: HF/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-191.934354
Energy at 298.15K-191.941556
HF Energy-191.934354
Nuclear repulsion energy125.432781
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(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 4169 3775 49.77      
2 A 3377 3058 22.76      
3 A 3359 3041 4.11      
4 A 3288 2977 9.15      
5 A 3275 2965 23.91      
6 A 3268 2959 38.91      
7 A 1644 1489 17.02      
8 A 1577 1428 0.68      
9 A 1540 1395 12.07      
10 A 1417 1283 120.85      
11 A 1337 1211 45.44      
12 A 1298 1175 0.38      
13 A 1286 1164 2.91      
14 A 1244 1126 1.27      
15 A 1193 1080 0.29      
16 A 1172 1061 11.35      
17 A 1072 970 10.92      
18 A 1014 918 27.74      
19 A 898 813 10.58      
20 A 879 796 8.48      
21 A 814 737 4.25      
22 A 439 398 18.63      
23 A 433 392 7.04      
24 A 338 306 117.23      

Unscaled Zero Point Vibrational Energy (zpe) 20164.3 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 18258.8 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(2df,p)
ABC
0.56867 0.23454 0.20180

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.240 -0.020 0.473
C2 0.909 -0.734 -0.135
C3 0.873 0.772 -0.131
O4 -1.446 -0.110 -0.196
H5 -0.323 -0.028 1.548
H6 1.606 -1.236 0.511
H7 0.723 -1.227 -1.072
H8 1.544 1.304 0.520
H9 0.672 1.259 -1.069
H10 -1.908 0.704 -0.110

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.48341.49411.38131.07852.21102.18442.22252.20141.9091
C21.48341.50732.43652.20221.07511.07462.23332.21403.1628
C31.49411.50732.48192.21122.23272.21471.07561.07552.7816
O41.38132.43652.48192.07593.32842.59203.38402.66900.9406
H51.07852.20222.21122.07592.50093.06572.51293.08142.4078
H62.21101.07512.23273.32842.50091.81282.54103.09774.0615
H72.18441.07462.21472.59203.06571.81283.10052.48633.4026
H82.22252.23331.07563.38402.51292.54103.10051.81303.5598
H92.20142.21401.07552.66903.08143.09772.48631.81302.8079
H101.90913.16282.78160.94062.40784.06153.40263.55982.8079

picture of Cyclopropanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 59.939 C1 C2 H6 118.715
C1 C2 H7 116.384 C1 C3 C2 59.236
C1 C3 H8 118.837 C1 C3 H9 116.970
C1 O4 H10 109.137 C2 C1 C3 60.825
C2 C1 O4 116.489 C2 C1 H5 117.677
C2 C3 H8 118.735 C2 C3 H9 117.026
C3 C1 O4 119.288 C3 C1 H5 117.622
C3 C2 H6 118.719 C3 C2 H7 117.151
O4 C1 H5 114.555 H6 C2 H7 114.986
H8 C3 H9 114.885
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.190      
2 C -0.314      
3 C -0.343      
4 O -0.572      
5 H 0.120      
6 H 0.144      
7 H 0.159      
8 H 0.141      
9 H 0.149      
10 H 0.328      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.367 1.332 0.684 1.542
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.685 -3.216 -0.020
y -3.216 -24.025 -0.164
z -0.020 -0.164 -23.929
Traceless
 xyz
x -0.708 -3.216 -0.020
y -3.216 0.281 -0.164
z -0.020 -0.164 0.427
Polar
3z2-r20.853
x2-y2-0.660
xy-3.216
xz-0.020
yz-0.164


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.162 -0.166 0.047
y -0.166 4.984 -0.008
z 0.047 -0.008 4.562


<r2> (average value of r2) Å2
<r2> 72.224
(<r2>)1/2 8.498