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: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-194.353317
Energy at 298.15K-194.362315
Nuclear repulsion energy134.401003
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 B3LYP/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 3740 3592 6.16      
2 A 3135 3010 27.12      
3 A 3128 3004 58.97      
4 A 3120 2997 3.71      
5 A 3102 2979 37.33      
6 A 3057 2935 11.64      
7 A 3039 2918 24.95      
8 A 2972 2854 68.07      
9 A 1540 1479 4.42      
10 A 1528 1467 4.03      
11 A 1518 1458 1.07      
12 A 1513 1453 0.86      
13 A 1455 1397 17.43      
14 A 1439 1382 17.55      
15 A 1417 1360 0.37      
16 A 1395 1340 20.50      
17 A 1296 1245 57.33      
18 A 1201 1154 33.17      
19 A 1175 1128 20.56      
20 A 1096 1053 22.37      
21 A 976 938 41.83      
22 A 958 920 3.21      
23 A 939 901 0.17      
24 A 828 795 3.23      
25 A 484 465 7.87      
26 A 414 398 9.68      
27 A 361 346 2.72      
28 A 318 306 114.98      
29 A 269 259 1.61      
30 A 226 217 4.23      

Unscaled Zero Point Vibrational Energy (zpe) 23818.9 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 22873.3 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 B3LYP/6-31G*
ABC
0.28857 0.26649 0.15830

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.002 0.042 0.365
C2 -1.205 -0.774 -0.103
C3 1.326 -0.561 -0.088
O4 -0.036 1.370 -0.167
H5 -0.006 0.085 1.468
H6 -2.145 -0.311 0.226
H7 -1.221 -0.833 -1.198
H8 -1.179 -1.792 0.302
H9 2.161 0.063 0.245
H10 1.456 -1.568 0.322
H11 1.359 -0.621 -1.182
H12 -0.871 1.774 0.114

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.53021.52391.43121.10382.18032.16842.18182.16262.17032.16261.9561
C21.53022.54022.44262.15511.09801.09591.09643.48622.81022.78632.5788
C31.52392.54022.36392.14803.49432.79082.81801.09451.09551.09593.2127
O41.43122.44262.36392.07992.72582.70563.39472.58883.33142.63470.9699
H51.10382.15512.14802.07992.50523.06982.50142.48872.48723.06382.3314
H62.18031.09803.49432.72582.50521.77591.77004.32243.81593.78942.4462
H72.16841.09592.79082.70563.06981.77591.78013.78403.16442.58842.9399
H82.18181.09642.81803.39472.50141.77001.78013.82092.64473.16453.5843
H92.16263.48621.09452.58882.48874.32243.78403.82091.77891.77423.4840
H102.17032.81021.09553.33142.48723.81593.16442.64471.77891.77974.0784
H112.16262.78631.09592.63473.06383.78942.58843.16451.77421.77973.5206
H121.95612.57883.21270.96992.33142.44622.93993.58433.48404.07843.5206

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 111.042 C1 C2 H7 110.229
C1 C2 H8 111.260 C1 C3 H9 110.290
C1 C3 H10 110.841 C1 C3 H11 110.199
C1 O4 H12 107.550 C2 C1 C3 112.556
C2 C1 O4 111.094 C2 C1 H5 108.726
C3 C1 O4 106.205 C3 C1 H5 108.605
O4 C1 H5 109.587 H6 C2 H7 108.088
H6 C2 H8 107.528 H7 C2 H8 108.579
H9 C3 H10 108.644 H9 C3 H11 108.187
H10 C3 H11 108.611
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.146 -0.662 0.522 0.520
2 C -0.455 0.383 -0.035 -0.452
3 C -0.439 -0.291 -0.014 -0.359
4 O -0.621 0.050 -1.075 -0.647
5 H 0.110 0.083 -0.009 -0.053
6 H 0.131 0.089 -0.003 0.094
7 H 0.155 0.543 0.018 0.117
8 H 0.142 -0.075 0.011 0.109
9 H 0.157 -0.359 0.023 0.102
10 H 0.138 0.080 0.007 0.073
11 H 0.152 0.088 0.018 0.112
12 H 0.385 0.069 0.536 0.384


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.156 -0.638 0.828 1.558
CHELPG 1.146 -0.670 0.805 1.552
AIM 0.180 0.745 -0.406 0.867
ESP -1.136 -0.664 0.825 1.553


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.086 -2.696 -0.275
y -2.696 -26.518 1.133
z -0.275 1.133 -26.503
Traceless
 xyz
x 1.424 -2.696 -0.275
y -2.696 -0.723 1.133
z -0.275 1.133 -0.701
Polar
3z2-r2-1.402
x2-y21.432
xy-2.696
xz-0.275
yz1.133


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.816 -0.192 -0.075
y -0.192 5.582 -0.043
z -0.075 -0.043 4.994


<r2> (average value of r2) Å2
<r2> 89.363
(<r2>)1/2 9.453