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All results from a given calculation for C4H10O (2-Butanol, (.+/-.)-)

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-233.445979
Energy at 298.15K-233.456978
Nuclear repulsion energy192.553678
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 PBEPBE/cc-pVTZ
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 3672 3647 8.45      
2 A 3049 3028 38.28      
3 A 3048 3027 5.39      
4 A 3033 3012 42.50      
5 A 3023 3002 31.90      
6 A 2979 2958 24.46      
7 A 2968 2948 31.16      
8 A 2960 2939 40.84      
9 A 2951 2930 4.23      
10 A 2928 2908 16.19      
11 A 1457 1447 6.44      
12 A 1444 1434 14.38      
13 A 1441 1431 0.54      
14 A 1441 1431 4.94      
15 A 1424 1414 0.39      
16 A 1368 1358 33.99      
17 A 1354 1344 13.38      
18 A 1348 1338 6.39      
19 A 1334 1325 3.90      
20 A 1291 1283 2.16      
21 A 1274 1266 3.78      
22 A 1217 1209 6.21      
23 A 1140 1132 13.33      
24 A 1099 1092 15.97      
25 A 1053 1045 61.96      
26 A 1019 1012 3.22      
27 A 969 962 20.74      
28 A 944 937 11.95      
29 A 891 885 14.25      
30 A 792 787 5.32      
31 A 748 742 0.55      
32 A 480 477 10.67      
33 A 445 442 5.22      
34 A 363 360 8.21      
35 A 265 263 90.72      
36 A 243 242 1.09      
37 A 221 220 6.29      
38 A 210 208 0.88      
39 A 118 117 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 29000.3 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 28800.2 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 PBEPBE/cc-pVTZ
ABC
0.26337 0.11406 0.08842

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.528 1.418 0.056
H2 -0.675 1.438 1.018
C3 -1.797 -0.672 -0.009
H4 -1.947 -0.733 1.081
H5 -1.807 -1.698 -0.404
C6 -0.482 0.033 -0.331
H7 -0.353 0.073 -1.426
C8 0.730 -0.682 0.279
H9 0.706 -1.740 -0.029
H10 0.611 -0.683 1.378
C11 2.066 -0.049 -0.105
H12 2.238 -0.119 -1.190
H13 2.083 1.015 0.164
H14 2.907 -0.547 0.398
H15 -2.643 -0.123 -0.442

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.97302.44552.77343.39941.43852.00882.45773.39152.73122.98503.40052.64403.97172.6631
H20.97302.60142.51803.62531.95742.81772.64823.62002.50663.31463.97232.91714.14112.9054
C32.44552.60141.10221.09981.52652.15612.54302.72122.77903.91424.24004.23394.72271.0978
H42.77342.51801.10221.77702.17483.07882.79523.04752.57634.24094.80104.48754.90531.7822
H53.39943.62531.09981.77702.18142.50912.81702.54113.17114.22034.41264.77644.91811.7839
C61.43851.95741.52652.17482.18141.10311.53332.15542.15152.55942.85592.79033.51422.1695
H72.00882.81772.15613.07882.50911.10312.15592.52153.05982.75872.60813.05723.78602.5004
C82.45772.64822.54302.79522.81701.53332.15591.10251.10541.52772.17902.17312.18433.4938
H93.39153.62002.72123.04752.54112.15542.52151.10251.76272.17132.51423.08592.53963.7418
H102.73122.50662.77902.57633.17112.15153.05981.10541.76272.17213.09142.55362.49943.7704
C112.98503.31463.91424.24094.22032.55942.75871.52772.17132.17211.10021.09801.09864.7218
H123.40053.97234.24004.80104.41262.85592.60812.17902.51423.09141.10021.77281.77544.9376
H132.64402.91714.23394.48754.77642.79033.05722.17313.08592.55361.09801.77281.78114.8982
H143.97174.14114.72274.90534.91813.51423.78602.18432.53962.49941.09861.77541.78115.6287
H152.66312.90541.09781.78221.78392.16952.50043.49383.74183.77044.72184.93764.89825.6287

picture of 2-Butanol, (.+/-.)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C6 C3 111.098 O1 C6 H7 103.653
O1 C6 C8 111.542 H2 O1 C6 106.931
C3 C6 H7 109.093 C3 C6 C8 112.418
H4 C3 H5 107.609 H4 C3 C6 110.619
H4 C3 H15 108.217 H5 C3 C6 111.287
H5 C3 H15 108.541 C6 C3 H15 110.458
C6 C8 H9 108.611 C6 C8 H10 108.147
C6 C8 C11 113.470 H7 C6 C8 108.615
C8 C11 H12 110.980 C8 C11 H13 110.643
C8 C11 H14 111.504 H9 C8 H10 105.941
H9 C8 C11 110.238 H10 C8 C11 110.133
H12 C11 H13 107.505 H12 C11 H14 107.695
H13 C11 H14 108.360
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.323      
2 H 0.187      
3 C -0.278      
4 H 0.075      
5 H 0.083      
6 C 0.106      
7 H 0.061      
8 C -0.140      
9 H 0.072      
10 H 0.067      
11 C -0.289      
12 H 0.088      
13 H 0.095      
14 H 0.093      
15 H 0.103      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.174 -1.178 0.864 1.471
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.121 0.163 -0.644
y 0.163 -35.908 2.243
z -0.644 2.243 -31.396
Traceless
 xyz
x -0.469 0.163 -0.644
y 0.163 -3.150 2.243
z -0.644 2.243 3.619
Polar
3z2-r27.239
x2-y21.787
xy0.163
xz-0.644
yz2.243


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.523 0.197 -0.074
y 0.197 8.080 0.074
z -0.074 0.074 7.811


<r2> (average value of r2) Å2
<r2> 147.475
(<r2>)1/2 12.144