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

using model chemistry: QCISD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/6-31G(2df,p)
 hartrees
Energy at 0K-193.913368
Energy at 298.15K-193.922412
HF Energy-193.143084
Nuclear repulsion energy135.029230
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 QCISD/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 3897 3692 17.20      
2 A 3177 3010 19.29      
3 A 3172 3005 41.23      
4 A 3165 2999 2.10      
5 A 3150 2984 26.42      
6 A 3088 2926 9.28      
7 A 3074 2913 16.32      
8 A 3029 2870 49.90      
9 A 1541 1460 4.57      
10 A 1529 1449 3.35      
11 A 1519 1439 1.80      
12 A 1513 1433 0.89      
13 A 1468 1391 20.90      
14 A 1443 1367 17.96      
15 A 1422 1348 1.97      
16 A 1407 1333 13.46      
17 A 1311 1242 56.79      
18 A 1219 1155 37.09      
19 A 1190 1128 12.71      
20 A 1117 1058 21.82      
21 A 1003 950 30.70      
22 A 966 915 1.02      
23 A 939 890 0.28      
24 A 845 800 2.83      
25 A 484 458 6.87      
26 A 416 394 8.60      
27 A 361 342 1.48      
28 A 311 295 105.61      
29 A 273 259 1.73      
30 A 224 212 4.56      

Unscaled Zero Point Vibrational Energy (zpe) 24126.4 cm-1
Scaled (by 0.9474) Zero Point Vibrational Energy (zpe) 22857.3 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 QCISD/6-31G(2df,p)
ABC
0.29121 0.26904 0.16004

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.048 0.368
C2 -1.208 -0.757 -0.104
C3 1.310 -0.574 -0.088
O4 -0.018 1.360 -0.171
H5 -0.007 0.087 1.468
H6 -2.141 -0.285 0.221
H7 -1.216 -0.813 -1.196
H8 -1.189 -1.773 0.301
H9 2.153 0.032 0.251
H10 1.418 -1.585 0.314
H11 1.339 -0.625 -1.180
H12 -0.823 1.785 0.126

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11 H12
C11.52691.52041.41841.10032.17172.16012.17562.15632.16342.15431.9371
C21.52692.52522.42952.15081.09461.09331.09373.47092.78562.76812.5810
C31.52042.52522.34762.14343.47692.76832.79861.09181.09271.09333.1875
O41.41842.42952.34762.07482.71392.68473.37742.57983.31182.60710.9572
H51.10032.15082.14342.07482.49903.06042.49372.48062.48233.05442.3126
H62.17171.09463.47692.71392.49901.77281.76844.30583.79043.76642.4555
H72.16011.09332.76832.68473.06041.77281.77773.76213.13212.56142.9411
H82.17561.09372.79863.37742.49371.76841.77773.79822.61393.14603.5807
H92.15633.47091.09182.57982.48064.30583.76213.79821.77661.77183.4563
H102.16342.78561.09273.31182.48233.79043.13212.61391.77661.77684.0512
H112.15432.76811.09332.60713.05443.76642.56143.14601.77181.77683.4903
H121.93712.58103.18750.95722.31262.45552.94113.58073.45634.05123.4903

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 110.798 C1 C2 H7 109.956
C1 C2 H8 111.168 C1 C3 H9 110.198
C1 C3 H10 110.709 C1 C3 H11 109.950
C1 O4 H12 107.669 C2 C1 C3 111.927
C2 C1 O4 111.098 C2 C1 H5 108.816
C3 C1 O4 105.984 C3 C1 H5 108.688
O4 C1 H5 110.283 H6 C2 H7 108.246
H6 C2 H8 107.831 H7 C2 H8 108.755
H9 C3 H10 108.827 H9 C3 H11 108.358
H10 C3 H11 108.746
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability