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

using model chemistry: B3LYP/CEP-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/CEP-31G*
 hartrees
Energy at 0K-37.736827
Energy at 298.15K-37.745710
Nuclear repulsion energy78.332156
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/CEP-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 3788 3658 7.46      
2 A 3127 3020 47.08      
3 A 3123 3016 84.58      
4 A 3112 3006 17.72      
5 A 3094 2987 53.34      
6 A 3049 2945 17.87      
7 A 3031 2927 32.46      
8 A 2994 2891 76.50      
9 A 1508 1457 6.99      
10 A 1496 1444 4.33      
11 A 1487 1436 1.37      
12 A 1481 1431 1.10      
13 A 1430 1381 23.93      
14 A 1411 1363 19.39      
15 A 1380 1333 0.60      
16 A 1358 1311 21.85      
17 A 1274 1231 58.97      
18 A 1176 1136 34.84      
19 A 1145 1106 33.11      
20 A 1080 1043 20.07      
21 A 959 926 34.30      
22 A 939 907 1.83      
23 A 914 883 1.25      
24 A 813 786 3.76      
25 A 461 445 7.53      
26 A 402 388 10.33      
27 A 352 340 3.69      
28 A 308 297 125.18      
29 A 259 250 2.82      
30 A 219 211 3.98      

Unscaled Zero Point Vibrational Energy (zpe) 23583.9 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 22775.0 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/CEP-31G*
ABC
0.28207 0.26231 0.15544

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.005 0.053 0.375
C2 -1.158 -0.849 -0.099
C3 1.374 -0.480 -0.083
O4 -0.114 1.386 -0.182
H5 -0.009 0.114 1.483
H6 -2.136 -0.443 0.223
H7 -1.159 -0.922 -1.201
H8 -1.065 -1.868 0.320
H9 2.179 0.193 0.255
H10 1.558 -1.488 0.329
H11 1.408 -0.536 -1.185
H12 -0.976 1.742 0.096

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.54601.53901.44951.10972.20292.18742.19932.18242.18812.17941.9737
C21.54602.55942.46842.17911.10641.10441.10573.51462.82302.80482.6052
C31.53902.55942.38852.17193.52392.80382.83521.10281.10421.10413.2400
O41.44952.46842.38852.09762.75662.73013.42712.62153.36362.64890.9742
H51.10972.17912.17192.09762.53433.09742.52882.51032.52043.09002.3473
H62.20291.10643.52392.75662.53431.79151.78554.36243.84053.81512.4774
H72.18741.10442.80382.73013.09741.79151.79383.80893.16892.59622.9685
H82.19931.10572.83523.42712.52881.78551.79383.84432.65033.18713.6186
H92.18243.51461.10282.62152.51034.36243.80893.84431.79381.78923.5193
H102.18812.82301.10423.36362.52043.84053.16892.65031.79381.79464.1125
H112.17942.80481.10412.64893.09003.81512.59623.18711.78921.79463.5386
H121.97372.60523.24000.97422.34732.47742.96853.61863.51934.11253.5386

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 111.222 C1 C2 H7 110.126
C1 C2 H8 110.981 C1 C3 H9 110.316
C1 C3 H10 110.680 C1 C3 H11 109.996
C1 O4 H12 107.416 C2 C1 C3 112.120
C2 C1 O4 110.938 C2 C1 H5 109.172
C3 C1 O4 106.076 C3 C1 H5 109.087
O4 C1 H5 109.376 H6 C2 H7 108.256
H6 C2 H8 107.640 H7 C2 H8 108.512
H9 C3 H10 108.739 H9 C3 H11 108.338
H10 C3 H11 108.715
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.018      
2 C -0.487      
3 C -0.440      
4 O -0.483      
5 H 0.127      
6 H 0.154      
7 H 0.157      
8 H 0.140      
9 H 0.177      
10 H 0.134      
11 H 0.144      
12 H 0.359      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.166 -0.939 0.946 1.771
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.706 -2.749 -0.331
y -2.749 -26.949 1.100
z -0.331 1.100 -26.163
Traceless
 xyz
x 1.850 -2.749 -0.331
y -2.749 -1.514 1.100
z -0.331 1.100 -0.336
Polar
3z2-r2-0.672
x2-y22.243
xy-2.749
xz-0.331
yz1.100


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.008 -0.163 -0.074
y -0.163 5.567 -0.033
z -0.074 -0.033 4.838


<r2> (average value of r2) Å2
<r2> 78.023
(<r2>)1/2 8.833