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

using model chemistry: HF/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 HF/6-31G
 hartrees
Energy at 0K-232.055537
Energy at 298.15K-232.067065
Nuclear repulsion energy193.289854
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 HF/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 3999 3611 18.06      
2 A 3285 2966 41.59      
3 A 3280 2961 34.58      
4 A 3268 2951 78.60      
5 A 3251 2936 33.58      
6 A 3241 2927 12.57      
7 A 3207 2896 23.91      
8 A 3190 2880 28.79      
9 A 3182 2873 37.99      
10 A 3162 2855 27.21      
11 A 1664 1503 9.08      
12 A 1655 1495 10.39      
13 A 1654 1493 1.32      
14 A 1652 1491 5.65      
15 A 1643 1483 1.11      
16 A 1580 1427 5.37      
17 A 1577 1424 9.22      
18 A 1541 1391 11.06      
19 A 1531 1382 27.61      
20 A 1483 1339 2.25      
21 A 1455 1314 6.57      
22 A 1378 1244 10.28      
23 A 1306 1179 11.91      
24 A 1242 1122 23.78      
25 A 1180 1066 95.77      
26 A 1126 1016 8.09      
27 A 1106 999 5.49      
28 A 1088 983 23.93      
29 A 997 901 25.53      
30 A 899 812 9.25      
31 A 841 760 4.74      
32 A 532 481 11.68      
33 A 493 445 9.27      
34 A 402 363 8.55      
35 A 300 271 193.78      
36 A 273 246 6.35      
37 A 252 228 3.19      
38 A 229 207 0.29      
39 A 123 111 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 32134.5 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 29014.3 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 HF/6-31G
ABC
0.26574 0.11434 0.08877

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.528 1.407 0.055
H2 -0.688 1.524 0.986
C3 -1.797 -0.670 -0.007
H4 -1.952 -0.717 1.068
H5 -1.813 -1.685 -0.388
C6 -0.478 0.019 -0.337
H7 -0.351 0.064 -1.409
C8 0.730 -0.680 0.288
H9 0.716 -1.725 -0.006
H10 0.620 -0.665 1.372
C11 2.064 -0.046 -0.108
H12 2.222 -0.114 -1.180
H13 2.090 1.001 0.163
H14 2.892 -0.548 0.381
H15 -2.624 -0.125 -0.445

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.95242.43502.75043.37701.44271.99402.44743.37072.71012.97633.37582.65123.95282.6434
H20.95242.65142.57403.66722.01432.82482.71113.67552.57853.35203.97952.94364.18012.9178
C32.43502.65141.08651.08391.52442.14382.54442.72592.78323.91314.22354.23444.70741.0824
H42.75042.57401.08651.75382.16463.05042.79293.04732.59074.23824.77844.48364.89571.7578
H53.37703.66721.08391.75382.16482.49702.81682.55823.17174.21864.40134.76934.90161.7584
C61.44272.01431.52442.16462.16481.08061.52922.13992.14322.55382.83162.79433.49252.1528
H71.99402.82482.14383.05042.49701.08062.14532.51203.03432.74592.58933.05083.75482.4753
C82.44742.71112.54442.79292.81681.52922.14531.08641.08891.52952.16822.16522.16863.4771
H93.37073.67552.72593.04732.55822.13992.51201.08641.74102.15582.49853.05722.50473.7291
H102.71012.57852.78322.59073.17172.14323.03431.08891.74102.15813.06222.52832.48153.7569
C112.97633.35203.91314.23824.21862.55382.74591.52952.15582.15811.08511.08191.08434.7006
H123.37583.97954.22354.77844.40132.83162.58932.16822.49853.06221.08511.75011.75304.9005
H132.65122.94364.23444.48364.76932.79433.05082.16523.05722.52831.08191.75011.75744.8838
H143.95284.18014.70744.89574.90163.49253.75482.16862.50472.48151.08431.75301.75745.5934
H152.64342.91781.08241.75781.75842.15282.47533.47713.72913.75694.70064.90054.88385.5934

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 110.270 O1 C6 H7 103.481
O1 C6 C8 110.842 H2 O1 C6 112.890
C3 C6 H7 109.582 C3 C6 C8 112.868
H4 C3 H5 107.805 H4 C3 C6 110.888
H4 C3 H15 108.277 H5 C3 C6 111.063
H5 C3 H15 108.521 C6 C3 H15 110.190
C6 C8 H9 108.608 C6 C8 H10 108.727
C6 C8 C11 113.219 H7 C6 C8 109.376
C8 C11 H12 110.901 C8 C11 H13 110.857
C8 C11 H14 110.983 H9 C8 H10 106.326
H9 C8 C11 109.842 H10 C8 C11 109.876
H12 C11 H13 107.729 H12 C11 H14 107.804
H13 C11 H14 108.439
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.752 -0.868    
2 H 0.391 0.477    
3 C -0.463 -0.416    
4 H 0.141 0.089    
5 H 0.155 0.077    
6 C 0.157 0.563    
7 H 0.181 0.003    
8 C -0.311 -0.018    
9 H 0.153 -0.013    
10 H 0.140 0.002    
11 C -0.448 -0.084    
12 H 0.150 0.013    
13 H 0.177 0.033    
14 H 0.148 0.023    
15 H 0.178 0.119    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.238 -1.763 1.191 2.141
CHELPG -0.255 -1.723 1.196 2.112
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.466 0.478 -0.901
y 0.478 -36.883 3.082
z -0.901 3.082 -31.065
Traceless
 xyz
x 0.508 0.478 -0.901
y 0.478 -4.617 3.082
z -0.901 3.082 4.109
Polar
3z2-r28.218
x2-y23.417
xy0.478
xz-0.901
yz3.082


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.865 0.023 -0.078
y 0.023 6.365 0.199
z -0.078 0.199 6.346


<r2> (average value of r2) Å2
<r2> 146.911
(<r2>)1/2 12.121