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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-232.170378
Energy at 298.15K-232.181932
Nuclear repulsion energy194.202298
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 4162 3757 28.94      
2 A 3273 2954 49.16      
3 A 3266 2948 33.92      
4 A 3246 2929 124.25      
5 A 3241 2926 16.39      
6 A 3214 2901 20.40      
7 A 3200 2888 21.09      
8 A 3184 2874 30.13      
9 A 3173 2864 37.52      
10 A 3154 2847 24.91      
11 A 1636 1477 5.24      
12 A 1626 1468 5.46      
13 A 1624 1466 2.70      
14 A 1622 1464 4.44      
15 A 1612 1455 0.19      
16 A 1561 1409 32.50      
17 A 1549 1398 13.44      
18 A 1544 1394 20.48      
19 A 1528 1379 5.96      
20 A 1452 1311 2.99      
21 A 1445 1304 8.82      
22 A 1367 1234 8.09      
23 A 1294 1168 29.77      
24 A 1230 1110 33.90      
25 A 1191 1075 81.88      
26 A 1124 1015 5.13      
27 A 1080 975 7.76      
28 A 1062 959 8.24      
29 A 1003 906 9.40      
30 A 879 794 5.78      
31 A 835 754 0.70      
32 A 533 481 12.23      
33 A 499 450 9.11      
34 A 403 364 10.66      
35 A 322 290 135.81      
36 A 274 247 1.46      
37 A 255 230 1.01      
38 A 238 215 0.09      
39 A 123 111 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 32010.8 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 28893.0 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
0.27116 0.11470 0.08947

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 -0.524 1.391 0.058
H2 -0.660 1.445 0.991
C3 -1.796 -0.660 -0.007
H4 -1.954 -0.709 1.069
H5 -1.808 -1.676 -0.389
C6 -0.480 0.038 -0.331
H7 -0.358 0.068 -1.410
C8 0.725 -0.678 0.277
H9 0.708 -1.720 -0.036
H10 0.618 -0.685 1.362
C11 2.062 -0.046 -0.105
H12 2.216 -0.083 -1.180
H13 2.101 0.993 0.198
H14 2.888 -0.571 0.366
H15 -2.626 -0.117 -0.445

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.94422.41442.73433.35461.40881.98342.42723.34732.70432.96333.34892.65893.94782.6356
H20.94422.59162.51373.60011.93932.78432.63413.59772.51143.29193.91432.90844.12852.8924
C32.41442.59161.08841.08561.52452.13692.53752.71922.77503.90804.21984.23844.69981.0843
H42.73432.51371.08841.75592.16593.04872.79393.05402.58814.23614.77884.48314.89461.7592
H53.35463.60011.08561.75592.16852.48652.80272.54043.15154.20844.39904.76944.88271.7614
C61.40881.93931.52452.16592.16851.08561.52882.14222.14412.55382.82932.80303.49322.1544
H71.98342.78432.13693.04872.48651.08562.13932.49393.03382.75202.58903.08073.75482.4716
C82.42722.63412.53752.79392.80271.52882.13931.08781.09071.52712.16772.16632.16723.4740
H93.34733.59772.71923.05402.54042.14222.49391.08781.74212.15402.50243.05892.49733.7217
H102.70432.51142.77502.58813.15152.14413.03381.09071.74212.15573.06262.52422.48213.7563
C112.96333.29193.90804.23614.20842.55382.75201.52712.15402.15571.08651.08351.08564.7010
H123.34893.91434.21984.77884.39902.82932.58902.16772.50243.06261.08651.75241.75454.8978
H132.65892.90844.23844.48314.76942.80303.08072.16633.05892.52421.08351.75241.75854.8983
H143.94784.12854.69984.89464.88273.49323.75482.16722.49732.48211.08561.75451.75855.5918
H152.63562.89241.08431.75921.76142.15442.47163.47403.72173.75634.70104.89784.89835.5918

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 110.730 O1 C6 H7 104.595
O1 C6 C8 111.373 H2 O1 C6 109.431
C3 C6 H7 108.740 C3 C6 C8 112.416
H4 C3 H5 107.743 H4 C3 C6 110.869
H4 C3 H15 108.135 H5 C3 C6 111.249
H5 C3 H15 108.540 C6 C3 H15 110.199
C6 C8 H9 108.746 C6 C8 H10 108.721
C6 C8 C11 113.379 H7 C6 C8 108.636
C8 C11 H12 110.944 C8 C11 H13 111.016
C8 C11 H14 110.957 H9 C8 H10 106.207
H9 C8 C11 109.783 H10 C8 C11 109.746
H12 C11 H13 107.718 H12 C11 H14 107.744
H13 C11 H14 108.325
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 -0.648 -0.726    
2 H 0.327 0.420    
3 C -0.344 -0.461    
4 H 0.098 0.097    
5 H 0.112 0.093    
6 C 0.208 0.509    
7 H 0.120 0.008    
8 C -0.228 -0.033    
9 H 0.109 -0.003    
10 H 0.095 0.004    
11 C -0.333 -0.109    
12 H 0.110 0.020    
13 H 0.131 0.030    
14 H 0.109 0.031    
15 H 0.130 0.120    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.182 -1.340 1.027 1.698
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.632 0.291 -0.746
y 0.291 -35.933 2.565
z -0.746 2.565 -30.856
Traceless
 xyz
x -0.238 0.291 -0.746
y 0.291 -3.688 2.565
z -0.746 2.565 3.926
Polar
3z2-r27.852
x2-y22.300
xy0.291
xz-0.746
yz2.565


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.202 0.042 -0.052
y 0.042 6.453 0.134
z -0.052 0.134 6.471


<r2> (average value of r2) Å2
<r2> 145.748
(<r2>)1/2 12.073