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

using model chemistry: MP2/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 MP2/CEP-121G
 hartrees
Energy at 0K-37.132683
Energy at 298.15K-37.141576
HF Energy-36.737018
Nuclear repulsion energy77.542858
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/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 3616 3529 8.29      
2 A 3098 3024 40.01      
3 A 3085 3011 70.05      
4 A 3078 3004 6.50      
5 A 3061 2987 44.03      
6 A 2978 2907 25.47      
7 A 2972 2901 46.53      
8 A 2960 2889 31.09      
9 A 1531 1495 11.40      
10 A 1526 1489 3.96      
11 A 1511 1475 0.16      
12 A 1509 1472 2.34      
13 A 1456 1421 10.59      
14 A 1439 1405 19.36      
15 A 1418 1384 11.07      
16 A 1371 1338 15.23      
17 A 1266 1235 22.73      
18 A 1208 1179 30.46      
19 A 1139 1111 16.19      
20 A 1090 1063 30.82      
21 A 967 944 0.06      
22 A 943 920 0.44      
23 A 934 911 51.12      
24 A 795 776 12.89      
25 A 462 451 11.37      
26 A 396 387 15.24      
27 A 352 344 2.33      
28 A 285 278 150.52      
29 A 260 253 3.58      
30 A 196 191 12.36      

Unscaled Zero Point Vibrational Energy (zpe) 23449.1 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 22886.3 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 MP2/CEP-121G
ABC
0.27501 0.25676 0.15185

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.002 0.011 0.388
C2 -1.245 -0.770 -0.111
C3 1.340 -0.593 -0.096
O4 -0.011 1.408 -0.167
H5 -0.009 0.074 1.494
H6 -2.177 -0.287 0.232
H7 -1.246 -0.794 -1.213
H8 -1.236 -1.806 0.273
H9 2.181 0.029 0.248
H10 1.464 -1.616 0.301
H11 1.353 -0.630 -1.198
H12 -0.830 1.876 0.114

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.55411.54631.50291.10782.20502.18412.20172.18332.18922.17942.0604
C21.55412.59132.50432.19471.10471.10241.10423.53582.86742.81892.6885
C31.54632.59132.41532.18963.54592.82432.87121.10061.10381.10233.2943
O41.50292.50432.41532.13082.77962.73263.46732.62213.39632.65920.9849
H51.10782.19472.18962.13082.53453.10042.55522.52002.53953.09762.4141
H62.20501.10473.54592.77962.53451.79241.78714.36933.87663.82352.5513
H72.18411.10242.82432.73263.10041.79241.79803.81493.21112.60353.0107
H82.20171.10422.87123.46732.55521.78711.79803.87812.70693.20083.7077
H92.18333.53581.10062.62212.52004.36933.81493.87811.79471.79163.5348
H102.18922.86741.10383.39632.53953.87663.21112.70691.79471.79714.1823
H112.17942.81891.10232.65923.09763.82352.60353.20081.79161.79713.5727
H122.06042.68853.29430.98492.41412.55133.01073.70773.53484.18233.5727

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 109.425
C1 C2 H8 110.700 C1 C3 H9 110.003
C1 C3 H10 110.283 C1 C3 H11 109.603
C1 O4 H12 110.078 C2 C1 C3 113.400
C2 C1 O4 110.000 C2 C1 H5 109.939
C3 C1 O4 104.756 C3 C1 H5 110.080
O4 C1 H5 108.457 H6 C2 H7 108.598
H6 C2 H8 107.999 H7 C2 H8 109.140
H9 C3 H10 109.000 H9 C3 H11 108.832
H10 C3 H11 109.091
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability