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All results from a given calculation for C3H8O2 (Propylene glycol)

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-267.995627
Energy at 298.15K-268.005723
Nuclear repulsion energy196.114520
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 4141 3760 52.48      
2 A 4122 3743 81.61      
3 A 3272 2971 33.22      
4 A 3261 2961 80.12      
5 A 3253 2953 3.11      
6 A 3185 2892 50.42      
7 A 3175 2883 28.80      
8 A 3098 2813 91.31      
9 A 1607 1459 2.92      
10 A 1601 1453 4.14      
11 A 1593 1447 12.95      
12 A 1570 1426 9.75      
13 A 1534 1393 45.97      
14 A 1502 1364 2.56      
15 A 1501 1363 25.85      
16 A 1461 1327 56.52      
17 A 1398 1269 66.08      
18 A 1324 1202 23.23      
19 A 1281 1163 25.27      
20 A 1194 1084 63.49      
21 A 1168 1061 8.59      
22 A 1148 1042 100.10      
23 A 1018 925 5.12      
24 A 999 907 18.70      
25 A 915 830 12.86      
26 A 567 515 28.42      
27 A 520 472 44.62      
28 A 490 445 123.89      
29 A 388 353 17.12      
30 A 339 308 77.06      
31 A 272 247 5.14      
32 A 241 219 0.53      
33 A 162 147 3.05      

Unscaled Zero Point Vibrational Energy (zpe) 26649.5 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 24197.7 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
0.29100 0.12119 0.09386

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.453 1.364 -0.160
H2 0.440 1.679 -0.144
O3 1.935 -0.046 0.015
H4 2.166 -0.162 0.925
C5 0.725 -0.715 -0.247
H6 0.632 -0.760 -1.332
H7 0.746 -1.740 0.137
C8 -0.454 0.052 0.332
H9 -0.342 0.069 1.427
C10 -1.789 -0.578 -0.012
H11 -1.922 -0.622 -1.095
H12 -1.864 -1.590 0.394
H13 -2.600 0.021 0.404

Atom - Atom Distances (Å)
  O1 H2 O3 H4 C5 H6 H7 C8 H9 C10 H11 H12 H13
O10.94752.77853.21952.39112.65783.34101.40132.05132.36242.64173.32042.5944
H20.94752.28732.74002.41272.71973.44381.91632.38123.17563.43254.03563.5061
O32.77852.28730.94591.40712.00562.07282.41102.68093.76184.05464.11804.5515
H43.21952.74000.94591.93832.79402.26422.69442.56784.08594.58324.30864.7977
C52.39112.41271.40711.93831.09001.09481.52042.13412.52862.78112.80703.4666
H62.65782.71972.00562.79401.09001.76962.14643.04122.76382.56903.14633.7506
H73.34103.44382.07282.26421.09481.76962.16532.47402.79293.14452.62743.7905
C81.40131.91632.41102.69441.52042.14642.16531.10101.51642.15572.16552.1477
H92.05132.38122.68092.56782.13413.04122.47401.10102.14123.05552.47752.4798
C102.36243.17563.76184.08592.52862.76382.79291.51642.14121.09211.09251.0903
H112.64173.43254.05464.58322.78112.56903.14452.15573.05551.09211.77661.7657
H123.32044.03564.11804.30862.80703.14632.62742.16552.47751.09251.77661.7708
H132.59443.50614.55154.79773.46663.75063.79052.14772.47981.09031.76571.7708

picture of Propylene glycol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C8 C5 109.779 O1 C8 H9 109.538
O1 C8 C10 108.064 H2 O1 C8 107.776
O3 C5 H6 106.169 O3 C5 H7 111.272
O3 C5 C8 110.826 H4 O3 C5 109.351
C5 C8 H9 107.927 C5 C8 C10 112.747
H6 C5 H7 108.184 H6 C5 C8 109.511
H7 C5 C8 110.728 C8 C10 H11 110.412
C8 C10 H12 111.175 C8 C10 H13 109.884
H9 C8 C10 108.750 H11 C10 H12 108.833
H11 C10 H13 108.016 H12 C10 H13 108.439
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 O -0.364 -0.666    
2 H 0.159 0.388    
3 O -0.383 -0.649    
4 H 0.154 0.391    
5 C 0.235 0.226    
6 H 0.039 0.043    
7 H 0.016 -0.027    
8 C 0.057 0.447    
9 H -0.008 -0.064    
10 C -0.010 -0.331    
11 H 0.037 0.079    
12 H 0.023 0.047    
13 H 0.045 0.118    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.516 -1.683 1.596 2.376
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.394 1.921 2.874
y 1.921 -32.113 0.179
z 2.874 0.179 -29.593
Traceless
 xyz
x -2.541 1.921 2.874
y 1.921 -0.619 0.179
z 2.874 0.179 3.160
Polar
3z2-r26.320
x2-y2-1.281
xy1.921
xz2.874
yz0.179


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.171 0.255 0.172
y 0.255 5.584 -0.051
z 0.172 -0.051 5.440


<r2> (average value of r2) Å2
<r2> 131.686
(<r2>)1/2 11.475