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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at G4
 hartrees
Energy at 0K-194.218799
Energy at 298.15K-194.212314
HF Energy-194.374906
Nuclear repulsion energy134.593838
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(2df,p)
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 3817 3684 10.82      
2 A 3122 3013 24.98      
3 A 3116 3007 49.06      
4 A 3108 2999 4.77      
5 A 3091 2982 33.08      
6 A 3041 2935 11.73      
7 A 3025 2919 22.15      
8 A 2951 2847 61.49      
9 A 1510 1457 3.81      
10 A 1497 1445 3.64      
11 A 1488 1435 1.69      
12 A 1482 1430 0.74      
13 A 1430 1380 19.05      
14 A 1411 1361 14.01      
15 A 1391 1343 1.47      
16 A 1377 1329 15.72      
17 A 1283 1238 50.91      
18 A 1188 1146 32.09      
19 A 1165 1124 20.87      
20 A 1086 1048 20.91      
21 A 969 935 41.49      
22 A 947 914 1.78      
23 A 925 892 0.15      
24 A 823 794 3.02      
25 A 478 462 5.66      
26 A 411 397 8.72      
27 A 357 344 1.94      
28 A 301 291 97.91      
29 A 261 252 2.08      
30 A 216 209 4.29      

Unscaled Zero Point Vibrational Energy (zpe) 23631.4 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 22804.3 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(2df,p)
ABC
0.28936 0.26702 0.15861

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.002 0.044 0.364
C2 -1.202 -0.776 -0.103
C3 1.327 -0.557 -0.090
O4 -0.040 1.369 -0.162
H5 -0.006 0.082 1.467
H6 -2.142 -0.319 0.229
H7 -1.220 -0.836 -1.196
H8 -1.168 -1.793 0.302
H9 2.160 0.070 0.239
H10 1.460 -1.561 0.324
H11 1.359 -0.622 -1.182
H12 -0.884 1.759 0.086

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.52951.52391.42631.10352.17812.16822.17882.16202.16882.16241.9503
C21.52952.53812.44012.15231.09651.09491.09513.48352.80792.78312.5621
C31.52392.53812.36222.14643.49112.79052.81181.09331.09401.09483.2062
O41.42632.44012.36222.07652.72402.70573.38912.58593.32692.63780.9624
H51.10352.15232.14642.07652.50093.06742.49522.48962.48103.06202.3434
H62.17811.09653.49112.72402.50091.77451.76794.31923.81103.78642.4336
H72.16821.09492.79052.70573.06741.77451.77823.78213.16522.58762.9137
H82.17881.09512.81183.38912.49521.76791.77823.81462.63873.15583.5702
H92.16203.48351.09332.58592.48964.31923.78213.81461.77651.77233.4844
H102.16882.80791.09403.32692.48103.81103.16522.63871.77651.77754.0709
H112.16242.78311.09482.63783.06203.78642.58763.15581.77231.77753.5078
H121.95032.56213.20620.96242.34342.43362.91373.57023.48444.07093.5078

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 110.906 C1 C2 H7 110.174
C1 C2 H8 111.330 C1 C3 H9 110.330
C1 C3 H10 110.837 C1 C3 H11 110.164
C1 O4 H12 108.417 C2 C1 C3 112.254
C2 C1 O4 111.367 C2 C1 H5 108.406
C3 C1 O4 106.435 C3 C1 H5 108.306
O4 C1 H5 110.021 H6 C2 H7 108.106
H6 C2 H8 107.610 H7 C2 H8 108.606
H9 C3 H10 108.647 H9 C3 H11 108.197
H10 C3 H11 108.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.156      
2 C -0.390      
3 C -0.364      
4 O -0.432      
5 H 0.062      
6 H 0.102      
7 H 0.123      
8 H 0.114      
9 H 0.123      
10 H 0.110      
11 H 0.120      
12 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.080 -0.606 0.708 1.427
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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> 89.157
(<r2>)1/2 9.442