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All results from a given calculation for CH3CHOHCH3 (Isopropyl alcohol)

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-194.302368
Energy at 298.15K-194.311396
Nuclear repulsion energy135.028192
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 mPW1PW91/6-31G*
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 3815 3618 11.12      
2 A 3173 3009 23.30      
3 A 3166 3002 48.48      
4 A 3159 2996 4.81      
5 A 3140 2978 33.08      
6 A 3084 2924 12.11      
7 A 3066 2908 23.06      
8 A 3004 2848 66.70      
9 A 1544 1464 5.80      
10 A 1532 1452 4.70      
11 A 1521 1442 1.70      
12 A 1515 1437 0.90      
13 A 1464 1388 23.21      
14 A 1442 1367 21.39      
15 A 1418 1345 1.26      
16 A 1400 1328 18.60      
17 A 1304 1236 59.61      
18 A 1214 1151 45.22      
19 A 1188 1127 15.91      
20 A 1110 1053 25.03      
21 A 997 946 34.86      
22 A 964 915 1.67      
23 A 940 891 0.46      
24 A 845 801 2.66      
25 A 485 460 8.23      
26 A 417 395 10.28      
27 A 361 343 2.73      
28 A 320 304 119.96      
29 A 273 258 1.31      
30 A 228 216 4.33      

Unscaled Zero Point Vibrational Energy (zpe) 24042.6 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 22799.6 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 mPW1PW91/6-31G*
ABC
0.29137 0.26928 0.16001

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.002 0.045 0.364
C2 -1.197 -0.772 -0.103
C3 1.319 -0.556 -0.088
O4 -0.038 1.362 -0.166
H5 -0.006 0.086 1.466
H6 -2.138 -0.316 0.227
H7 -1.212 -0.828 -1.195
H8 -1.165 -1.789 0.299
H9 2.153 0.068 0.242
H10 1.451 -1.561 0.323
H11 1.349 -0.618 -1.180
H12 -0.873 1.762 0.108

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.52321.51701.42061.10252.17392.15962.17452.15492.16362.15391.9439
C21.52322.52542.42902.14821.09631.09431.09453.47072.79582.76932.5626
C31.51702.52542.35112.14043.47972.77562.80031.09281.09361.09423.1963
O41.42062.42902.35112.07132.71672.68963.37912.57643.31682.62170.9654
H51.10252.14822.14042.07132.49833.06112.49472.48132.47833.05482.3241
H62.17391.09633.47972.71672.49831.77331.76704.30793.80003.77272.4354
H72.15961.09432.77562.68963.06111.77331.77733.76663.15132.56952.9190
H82.17451.09452.80033.37912.49471.76701.77733.80322.62623.14373.5681
H92.15493.47071.09282.57642.48134.30793.76663.80321.77641.77153.4697
H102.16362.79581.09363.31682.47833.80003.15132.62621.77641.77724.0606
H112.15392.76931.09422.62173.05483.77272.56953.14371.77151.77723.5015
H121.94392.56263.19630.96542.32412.43542.91903.56813.46974.06063.5015

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 111.129 C1 C2 H7 110.111
C1 C2 H8 111.282 C1 C3 H9 110.259
C1 C3 H10 110.904 C1 C3 H11 110.098
C1 O4 H12 107.581 C2 C1 C3 112.335
C2 C1 O4 111.155 C2 C1 H5 108.735
C3 C1 O4 106.281 C3 C1 H5 108.560
O4 C1 H5 109.713 H6 C2 H7 108.103
H6 C2 H8 107.520 H7 C2 H8 108.583
H9 C3 H10 108.677 H9 C3 H11 108.189
H10 C3 H11 108.647
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.097      
2 C -0.531      
3 C -0.513      
4 O -0.634      
5 H 0.142      
6 H 0.159      
7 H 0.181      
8 H 0.170      
9 H 0.185      
10 H 0.165      
11 H 0.178      
12 H 0.402      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.182 -0.645 0.831 1.582
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.854 -2.737 -0.273
y -2.737 -26.321 1.117
z -0.273 1.117 -26.321
Traceless
 xyz
x 1.467 -2.737 -0.273
y -2.737 -0.733 1.117
z -0.273 1.117 -0.734
Polar
3z2-r2-1.467
x2-y21.467
xy-2.737
xz-0.273
yz1.117


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> 88.515
(<r2>)1/2 9.408