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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-194.327189
Energy at 298.15K-194.336208
Nuclear repulsion energy134.928448
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3812 3669 6.97      
2 A 3129 3013 29.73      
3 A 3123 3006 61.90      
4 A 3114 2998 6.09      
5 A 3096 2980 40.30      
6 A 3046 2933 14.14      
7 A 3029 2916 28.06      
8 A 2972 2861 66.41      
9 A 1523 1466 9.03      
10 A 1510 1454 6.52      
11 A 1499 1443 2.05      
12 A 1493 1438 1.58      
13 A 1443 1389 23.49      
14 A 1419 1366 23.27      
15 A 1399 1347 5.15      
16 A 1381 1329 15.10      
17 A 1290 1242 57.82      
18 A 1194 1150 40.58      
19 A 1169 1125 20.76      
20 A 1100 1059 26.83      
21 A 978 941 40.22      
22 A 952 917 2.17      
23 A 931 897 0.21      
24 A 833 802 3.30      
25 A 482 464 9.19      
26 A 415 399 12.98      
27 A 361 348 4.89      
28 A 322 310 127.31      
29 A 270 260 0.38      
30 A 225 217 3.68      

Unscaled Zero Point Vibrational Energy (zpe) 23753.8 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 22867.8 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 B3PW91/6-311G*
ABC
0.29099 0.26863 0.15961

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.002 0.041 0.363
C2 -1.201 -0.769 -0.102
C3 1.319 -0.560 -0.088
O4 -0.035 1.363 -0.166
H5 -0.006 0.087 1.464
H6 -2.139 -0.311 0.232
H7 -1.223 -0.820 -1.195
H8 -1.177 -1.789 0.294
H9 2.153 0.061 0.247
H10 1.452 -1.567 0.316
H11 1.356 -0.615 -1.180
H12 -0.860 1.773 0.111

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.52311.51571.42511.10262.17422.16092.17762.15352.16552.15421.9516
C21.52312.52882.43122.14831.09601.09391.09453.47272.80252.77872.5736
C31.51572.52882.35332.14123.48192.78482.80791.09241.09341.09393.1986
O41.42512.43122.35332.07072.71862.69073.38402.57893.32152.62210.9621
H51.10262.14832.14122.07072.49533.06202.50212.47872.48663.05612.3242
H62.17421.09603.48192.71862.49531.77071.76464.30803.80583.78142.4485
H72.16091.09392.78482.69073.06201.77071.77623.77523.16202.58682.9266
H82.17761.09452.80793.38402.50211.76461.77623.80932.63863.15613.5807
H92.15353.47271.09242.57892.47874.30803.77523.80931.77421.76893.4675
H102.16552.80251.09343.32152.48663.80583.16202.63861.77421.77584.0678
H112.15422.77871.09392.62213.05613.78142.58683.15611.76891.77583.5042
H121.95162.57363.19860.96212.32422.44852.92663.58073.46754.06783.5042

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 111.171 C1 C2 H7 110.239
C1 C2 H8 111.540 C1 C3 H9 110.267
C1 C3 H10 111.166 C1 C3 H11 110.233
C1 O4 H12 108.109 C2 C1 C3 112.648
C2 C1 O4 111.054 C2 C1 H5 108.749
C3 C1 O4 106.265 C3 C1 H5 108.706
O4 C1 H5 109.344 H6 C2 H7 107.905
H6 C2 H8 107.331 H7 C2 H8 108.518
H9 C3 H10 108.521 H9 C3 H11 108.011
H10 C3 H11 108.558
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.029      
2 C -0.657      
3 C -0.643      
4 O -0.564      
5 H 0.189      
6 H 0.207      
7 H 0.226      
8 H 0.217      
9 H 0.232      
10 H 0.213      
11 H 0.223      
12 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.236 -0.631 0.918 1.664
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.465 -2.871 -0.290
y -2.871 -26.708 1.155
z -0.290 1.155 -26.748
Traceless
 xyz
x 1.263 -2.871 -0.290
y -2.871 -0.601 1.155
z -0.290 1.155 -0.662
Polar
3z2-r2-1.324
x2-y21.243
xy-2.871
xz-0.290
yz1.155


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> 88.977
(<r2>)1/2 9.433