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

using model chemistry: MP2/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G
 hartrees
Energy at 0K-193.436594
Energy at 298.15K-193.445644
HF Energy-193.034203
Nuclear repulsion energy132.891401
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 MP2/6-31G
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 3626 3470 4.86      
2 A 3170 3033 26.52      
3 A 3159 3023 49.68      
4 A 3153 3017 3.08      
5 A 3135 3000 32.32      
6 A 3069 2936 12.92      
7 A 3055 2923 19.65      
8 A 3023 2893 54.82      
9 A 1580 1511 9.41      
10 A 1571 1503 4.76      
11 A 1563 1495 0.14      
12 A 1558 1490 1.60      
13 A 1491 1427 7.56      
14 A 1472 1408 11.13      
15 A 1464 1401 14.05      
16 A 1417 1356 10.28      
17 A 1310 1254 30.18      
18 A 1238 1185 29.72      
19 A 1179 1128 14.17      
20 A 1121 1073 32.66      
21 A 1000 956 0.15      
22 A 976 934 0.53      
23 A 952 911 44.10      
24 A 818 782 11.39      
25 A 484 463 10.65      
26 A 409 391 11.79      
27 A 369 353 3.31      
28 A 317 303 159.44      
29 A 273 261 2.94      
30 A 226 217 6.29      

Unscaled Zero Point Vibrational Energy (zpe) 24088.1 cm-1
Scaled (by 0.9568) Zero Point Vibrational Energy (zpe) 23047.5 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 MP2/6-31G
ABC
0.27995 0.26216 0.15480

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.001 0.016 0.380
C2 -1.234 -0.760 -0.109
C3 1.323 -0.593 -0.093
O4 -0.005 1.395 -0.167
H5 -0.009 0.067 1.482
H6 -2.162 -0.278 0.234
H7 -1.239 -0.786 -1.207
H8 -1.225 -1.790 0.272
H9 2.163 0.021 0.253
H10 1.439 -1.613 0.298
H11 1.342 -0.625 -1.190
H12 -0.814 1.865 0.129

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.53761.53001.48371.10412.18712.16692.18562.16602.17462.16132.0360
C21.53762.56212.48112.17191.10031.09811.09923.50432.83532.79632.6684
C31.53002.56212.39152.16583.51392.80012.83921.09651.09901.09803.2639
O41.48372.48112.39152.11742.75872.71253.43942.60083.36922.63380.9811
H51.10412.17192.16582.11742.51223.07772.52892.49642.51513.07332.3895
H62.18711.10033.51392.75872.51221.78481.77944.33513.84093.79742.5334
H72.16691.09812.80012.71253.07771.78481.78853.78883.18122.58542.9981
H82.18561.09922.83923.43942.52891.77941.78853.84242.67043.17613.6811
H92.16603.50431.09652.60082.49644.33513.78883.84241.78831.78163.5037
H102.17462.83531.09903.36922.51513.84093.18122.67041.78831.78934.1474
H112.16132.79631.09802.63383.07333.79742.58543.17611.78161.78933.5469
H122.03602.66843.26390.98112.38952.53342.99813.68113.50374.14743.5469

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 110.928 C1 C2 H7 109.464
C1 C2 H8 110.874 C1 C3 H9 110.012
C1 C3 H10 110.547 C1 C3 H11 109.556
C1 O4 H12 109.700 C2 C1 C3 113.279
C2 C1 O4 110.398 C2 C1 H5 109.507
C3 C1 O4 105.025 C3 C1 H5 109.555
O4 C1 H5 108.931 H6 C2 H7 108.556
H6 C2 H8 107.995 H7 C2 H8 108.965
H9 C3 H10 109.077 H9 C3 H11 108.552
H10 C3 H11 109.061
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability