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

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-232.394494
Energy at 298.15K-232.405833
Nuclear repulsion energy192.053878
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 B3LYP/3-21G
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 3443 3322 1.94      
2 A 3142 3032 18.00      
3 A 3132 3022 19.29      
4 A 3117 3007 60.71      
5 A 3109 3000 21.64      
6 A 3084 2976 9.22      
7 A 3073 2965 15.82      
8 A 3055 2948 24.10      
9 A 3041 2934 17.78      
10 A 3024 2918 15.48      
11 A 1582 1526 7.26      
12 A 1563 1508 11.55      
13 A 1559 1505 3.91      
14 A 1559 1504 7.07      
15 A 1543 1489 1.24      
16 A 1454 1403 1.41      
17 A 1453 1402 22.30      
18 A 1412 1363 33.66      
19 A 1401 1352 3.45      
20 A 1379 1330 1.63      
21 A 1365 1317 2.75      
22 A 1294 1249 6.08      
23 A 1202 1159 5.09      
24 A 1135 1095 21.77      
25 A 1100 1061 46.30      
26 A 1038 1001 13.46      
27 A 1011 976 3.41      
28 A 1008 972 29.29      
29 A 912 880 18.63      
30 A 835 806 6.72      
31 A 778 751 2.90      
32 A 489 472 13.80      
33 A 447 431 6.91      
34 A 374 361 87.80      
35 A 352 340 51.53      
36 A 261 252 2.34      
37 A 245 236 0.96      
38 A 228 220 0.01      
39 A 138 134 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 30167.0 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 29108.1 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 B3LYP/3-21G
ABC
0.25995 0.11527 0.08867

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.450 1.431 0.054
H2 -0.581 1.438 1.043
C3 -1.830 -0.622 0.013
H4 -1.938 -0.680 1.104
H5 -1.904 -1.638 -0.391
C6 -0.483 0.018 -0.352
H7 -0.374 0.058 -1.440
C8 0.713 -0.749 0.248
H9 0.706 -1.780 -0.127
H10 0.578 -0.798 1.339
C11 2.045 -0.050 -0.085
H12 2.266 -0.133 -1.156
H13 1.947 1.011 0.159
H14 2.879 -0.483 0.476
H15 -2.649 -0.017 -0.387

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.99772.47412.78803.42451.47052.03092.47823.41732.77052.90473.35982.43533.86312.6691
H20.99772.62082.51673.64281.99342.84902.66293.65822.53633.22233.92572.71153.99812.9053
C32.47412.62081.09811.09531.53572.16662.55702.79162.75473.91884.28794.11774.73441.0939
H42.78802.51671.09811.77602.17393.07652.78703.11752.53004.20494.80474.34154.86261.7803
H53.42453.64281.09531.77602.18232.51312.83652.62743.13974.26764.49894.70634.99681.7836
C61.47051.99341.53572.17392.18231.09471.54172.16692.15622.54282.86802.67403.49852.1665
H72.03092.84902.16663.07652.51311.09472.16402.50393.06002.77532.66282.97573.81462.5072
C82.47822.66292.55702.78702.83651.54172.16401.09681.10041.54132.18232.15192.19483.4984
H93.41733.65822.79163.11752.62742.16692.50391.09681.76872.18852.49093.06822.60203.7987
H102.77052.53632.75472.53003.13972.15623.06001.10041.76872.17753.08472.55762.47823.7419
C112.90473.22233.91884.20494.26762.54282.77531.54132.18852.17751.09631.09341.09464.7037
H123.35983.92574.28794.80474.49892.86802.66282.18232.49093.08471.09631.77231.77774.9758
H132.43532.71154.11774.34154.70632.67402.97572.15193.06822.55761.09341.77231.78974.7405
H143.86313.99814.73444.86264.99683.49853.81462.19482.60202.47821.09461.77771.78975.6144
H152.66912.90531.09391.78031.78362.16652.50723.49843.79873.74194.70374.97584.74055.6144

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 110.752 O1 C6 H7 103.722
O1 C6 C8 110.696 H2 O1 C6 106.144
C3 C6 H7 109.768 C3 C6 C8 112.382
H4 C3 H5 108.129 H4 C3 C6 110.140
H4 C3 H15 108.622 H5 C3 C6 110.971
H5 C3 H15 109.118 C6 C3 H15 109.808
C6 C8 H9 109.260 C6 C8 H10 108.226
C6 C8 C11 111.135 H7 C6 C8 109.158
C8 C11 H12 110.525 C8 C11 H13 108.322
C8 C11 H14 111.629 H9 C8 H10 107.214
H9 C8 C11 110.982 H10 C8 C11 109.904
H12 C11 H13 108.072 H12 C11 H14 108.465
H13 C11 H14 109.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.537      
2 H 0.325      
3 C -0.565      
4 H 0.177      
5 H 0.188      
6 C 0.019      
7 H 0.208      
8 C -0.394      
9 H 0.185      
10 H 0.174      
11 C -0.551      
12 H 0.185      
13 H 0.203      
14 H 0.180      
15 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.359 -1.313 1.024 1.703
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.212 0.231 -0.657
y 0.231 -35.771 2.481
z -0.657 2.481 -30.659
Traceless
 xyz
x 0.003 0.231 -0.657
y 0.231 -3.835 2.481
z -0.657 2.481 3.832
Polar
3z2-r27.664
x2-y22.559
xy0.231
xz-0.657
yz2.481


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.082 0.063 -0.065
y 0.063 6.321 0.218
z -0.065 0.218 6.318


<r2> (average value of r2) Å2
<r2> 146.572
(<r2>)1/2 12.107