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

using model chemistry: HF/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-36.822620
Energy at 298.15K-36.831833
Nuclear repulsion energy79.372550
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/CEP-121G*
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 4134 3735 26.56      
2 A 3269 2953 67.85      
3 A 3263 2948 109.58      
4 A 3253 2939 3.40      
5 A 3234 2922 64.86      
6 A 3188 2880 14.92      
7 A 3173 2866 49.94      
8 A 3160 2855 68.42      
9 A 1638 1480 4.59      
10 A 1628 1471 2.69      
11 A 1618 1462 2.07      
12 A 1613 1458 0.45      
13 A 1572 1420 18.72      
14 A 1555 1404 20.06      
15 A 1518 1372 1.25      
16 A 1499 1354 24.95      
17 A 1387 1253 90.25      
18 A 1293 1168 41.70      
19 A 1256 1134 12.16      
20 A 1166 1054 29.83      
21 A 1064 961 50.60      
22 A 1018 920 0.10      
23 A 1001 904 0.14      
24 A 874 789 3.26      
25 A 512 463 10.78      
26 A 440 398 12.13      
27 A 381 344 1.46      
28 A 319 288 144.44      
29 A 280 253 0.29      
30 A 230 208 5.34      

Unscaled Zero Point Vibrational Energy (zpe) 25268.0 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 22827.1 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/CEP-121G*
ABC
0.29024 0.26705 0.15869

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.005 0.056 0.363
C2 -1.146 -0.847 -0.096
C3 1.369 -0.466 -0.081
O4 -0.128 1.362 -0.181
H5 -0.010 0.120 1.452
H6 -2.107 -0.445 0.223
H7 -1.156 -0.928 -1.180
H8 -1.049 -1.844 0.327
H9 2.155 0.203 0.253
H10 1.556 -1.454 0.333
H11 1.415 -0.531 -1.165
H12 -0.952 1.736 0.097

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.53231.52681.42091.09162.17492.16662.17272.15852.16472.16041.9515
C21.53232.54332.43332.14981.08951.08691.08773.48162.80182.79272.5966
C31.52682.54332.36492.14423.48952.79222.81251.08581.08741.08693.2046
O41.42092.43332.36492.05482.71062.70163.37412.59663.32082.63250.9471
H51.09162.14982.14422.05482.49593.05612.49112.47662.48633.05052.3096
H62.17491.08953.48952.71062.49591.76191.75724.31173.80063.78652.4709
H72.16661.08692.79222.70163.05611.76191.76643.78153.14962.60152.9606
H82.17271.08772.81253.37412.49111.75721.76643.80322.63333.16533.5884
H92.15853.48161.08582.59662.47664.31173.78153.80321.76461.76063.4685
H102.16472.80181.08743.32082.48633.80063.14962.63331.76461.76594.0645
H112.16042.79271.08692.63253.05053.78652.60153.16531.76061.76593.5118
H121.95152.59663.20460.94712.30962.47092.96063.58843.46854.06453.5118

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 110.979 C1 C2 H7 110.474
C1 C2 H8 110.912 C1 C3 H9 110.280
C1 C3 H10 110.676 C1 C3 H11 110.355
C1 O4 H12 109.364 C2 C1 C3 112.483
C2 C1 O4 110.911 C2 C1 H5 108.875
C3 C1 O4 106.640 C3 C1 H5 108.813
O4 C1 H5 109.039 H6 C2 H7 108.101
H6 C2 H8 107.630 H7 C2 H8 108.639
H9 C3 H10 108.591 H9 C3 H11 108.252
H10 C3 H11 108.621
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.247      
2 C -0.548      
3 C -0.529      
4 O -0.685      
5 H 0.116      
6 H 0.151      
7 H 0.165      
8 H 0.157      
9 H 0.179      
10 H 0.149      
11 H 0.160      
12 H 0.437      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.203 -0.874 1.051 1.821
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.127 -2.828 -0.379
y -2.828 -27.446 1.352
z -0.379 1.352 -26.836
Traceless
 xyz
x 2.014 -2.828 -0.379
y -2.828 -1.464 1.352
z -0.379 1.352 -0.550
Polar
3z2-r2-1.099
x2-y22.318
xy-2.828
xz-0.379
yz1.352


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.966 -0.113 -0.049
y -0.113 5.636 -0.034
z -0.049 -0.034 5.267


<r2> (average value of r2) Å2
<r2> 77.016
(<r2>)1/2 8.776