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 CH3CHOHCH3 (Isopropyl alcohol)

using model chemistry: BLYP/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-31G**
 hartrees
Energy at 0K-194.266081
Energy at 298.15K-194.274957
Nuclear repulsion energy133.333464
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 BLYP/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 3650 3622 1.80      
2 A 3054 3030 28.13      
3 A 3048 3024 56.91      
4 A 3039 3016 7.15      
5 A 3020 2997 38.35      
6 A 2976 2954 13.09      
7 A 2958 2935 25.66      
8 A 2875 2853 70.33      
9 A 1488 1477 3.23      
10 A 1475 1464 3.44      
11 A 1466 1455 0.88      
12 A 1460 1449 0.76      
13 A 1398 1387 12.77      
14 A 1384 1373 15.32      
15 A 1364 1354 0.49      
16 A 1343 1333 19.64      
17 A 1252 1242 49.29      
18 A 1155 1146 23.95      
19 A 1124 1115 23.64      
20 A 1055 1047 18.69      
21 A 928 921 15.21      
22 A 919 912 33.48      
23 A 905 898 1.38      
24 A 794 788 4.20      
25 A 468 465 6.82      
26 A 400 397 8.73      
27 A 350 347 2.79      
28 A 310 307 101.57      
29 A 262 260 1.89      
30 A 220 219 3.90      

Unscaled Zero Point Vibrational Energy (zpe) 23069.9 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 22892.3 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 BLYP/6-31G**
ABC
0.28375 0.26226 0.15570

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 0.039 0.369
C2 -1.222 -0.770 -0.105
C3 1.331 -0.576 -0.089
O4 -0.023 1.384 -0.168
H5 -0.007 0.078 1.479
H6 -2.163 -0.297 0.227
H7 -1.239 -0.829 -1.205
H8 -1.206 -1.795 0.301
H9 2.175 0.046 0.246
H10 1.457 -1.589 0.323
H11 1.365 -0.637 -1.189
H12 -0.863 1.790 0.124

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.54131.53461.44891.11162.19452.18382.19672.17712.18402.17751.9679
C21.54132.56062.46622.16951.10381.10171.10263.51132.83352.80782.5947
C31.53462.56062.38342.16303.51902.81342.84201.10041.10131.10193.2331
O41.44892.46622.38342.10282.74972.72993.42452.60653.35732.65570.9773
H51.11162.16952.16302.10282.52123.09012.51712.50682.50203.08442.3453
H62.19451.10383.51902.74972.52121.78521.77864.35123.84403.81612.4605
H72.18381.10172.81342.72993.09011.78521.78953.81143.19032.61092.9606
H82.19671.10262.84203.42452.51711.77861.78953.85032.67083.18913.6053
H92.17713.51131.10042.60652.50684.35123.81143.85031.78771.78363.5049
H102.18402.83351.10133.35732.50203.84403.19032.67081.78771.78884.1032
H112.17752.80781.10192.65573.08443.81612.61093.18911.78361.78883.5460
H121.96792.59473.23310.97732.34532.46052.96063.60533.50494.10323.5460

picture of Isopropyl alcohol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 111.045 C1 C2 H7 110.328
C1 C2 H8 111.294 C1 C3 H9 110.336
C1 C3 H10 110.826 C1 C3 H11 110.280
C1 O4 H12 106.792 C2 C1 C3 112.706
C2 C1 O4 111.093 C2 C1 H5 108.650
C3 C1 O4 106.007 C3 C1 H5 108.597
O4 C1 H5 109.723 H6 C2 H7 108.078
H6 C2 H8 107.434 H7 C2 H8 108.540
H9 C3 H10 108.583 H9 C3 H11 108.175
H10 C3 H11 108.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.173      
2 C -0.287      
3 C -0.273      
4 O -0.506      
5 H 0.057      
6 H 0.077      
7 H 0.102      
8 H 0.088      
9 H 0.101      
10 H 0.085      
11 H 0.099      
12 H 0.284      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.091 -0.599 0.774 1.465
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.212 -2.577 -0.264
y -2.577 -26.541 1.099
z -0.264 1.099 -26.619
Traceless
 xyz
x 1.368 -2.577 -0.264
y -2.577 -0.626 1.099
z -0.264 1.099 -0.743
Polar
3z2-r2-1.485
x2-y21.329
xy-2.577
xz-0.264
yz1.099


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


<r2> (average value of r2) Å2
<r2> 90.593
(<r2>)1/2 9.518