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

using model chemistry: HSEh1PBE/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 HSEh1PBE/3-21G
 hartrees
Energy at 0K-232.135358
Energy at 298.15K-232.146739
HF Energy-232.135358
Nuclear repulsion energy192.993641
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 HSEh1PBE/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 3511 3382 1.09      
2 A 3169 3052 14.39      
3 A 3162 3046 14.57      
4 A 3146 3030 44.88      
5 A 3137 3022 23.23      
6 A 3110 2996 8.69      
7 A 3097 2983 14.77      
8 A 3073 2960 22.06      
9 A 3058 2946 16.32      
10 A 3044 2933 14.79      
11 A 1577 1519 9.30      
12 A 1559 1501 16.35      
13 A 1555 1498 11.32      
14 A 1554 1497 1.44      
15 A 1537 1481 1.95      
16 A 1451 1398 2.97      
17 A 1450 1397 31.63      
18 A 1416 1364 34.88      
19 A 1404 1352 4.80      
20 A 1384 1333 1.78      
21 A 1363 1313 1.17      
22 A 1296 1249 6.13      
23 A 1213 1168 7.75      
24 A 1148 1106 22.72      
25 A 1104 1063 49.24      
26 A 1057 1018 17.22      
27 A 1028 991 10.88      
28 A 1016 979 27.15      
29 A 931 897 15.86      
30 A 839 809 8.63      
31 A 791 762 1.87      
32 A 497 478 14.72      
33 A 450 433 7.60      
34 A 377 363 78.80      
35 A 351 338 67.70      
36 A 263 253 2.34      
37 A 248 239 1.16      
38 A 229 220 0.02      
39 A 141 136 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 30366.2 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 29251.7 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 HSEh1PBE/3-21G
ABC
0.26228 0.11679 0.08983

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.453 1.428 -0.052
H2 0.561 1.464 -1.036
C3 1.828 -0.630 -0.009
H4 1.956 -0.642 -1.099
H5 1.871 -1.662 0.356
C6 0.483 0.030 0.344
H7 0.366 0.049 1.432
C8 -0.708 -0.741 -0.255
H9 -0.701 -1.777 0.105
H10 -0.577 -0.765 -1.347
C11 -2.046 -0.058 0.091
H12 -2.196 -0.050 1.176
H13 -2.013 0.979 -0.254
H14 -2.895 -0.569 -0.376
H15 2.655 -0.062 0.431

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.99122.47512.76423.42351.45302.02732.46853.41002.74722.91093.27282.51553.91222.7016
H20.99122.65472.52763.66411.99192.85182.66133.66072.52203.22223.84552.73384.06382.9779
C32.47512.65471.09731.09541.53962.16192.55092.78012.75563.91744.23514.17224.73801.0947
H42.76422.52761.09731.77812.16873.06732.79623.13022.54804.21564.77124.37014.90521.7793
H53.42353.66411.09541.77812.18832.51932.80572.58693.11344.24044.45064.73624.94371.7829
C61.45301.99191.53962.16872.18831.09441.53982.17342.14752.54252.80622.73653.50502.1755
H72.02732.85182.16193.06732.51931.09442.15032.49653.04482.76152.57683.06123.77942.4998
C82.46852.66132.55092.79622.80571.53982.15031.09691.09941.54132.17712.15892.19693.4984
H93.41003.66072.78013.13022.58692.17342.49651.09691.77382.18222.52233.07312.54973.7826
H102.74722.52202.75562.54803.11342.14753.04481.09941.77382.17363.08162.50942.52083.7546
C112.91093.22223.91744.21564.24042.54252.76151.54132.18222.17361.09531.09331.09574.7125
H123.27283.84554.23514.77124.45062.80622.57682.17712.52233.08161.09531.77161.77934.9073
H132.51552.73384.17224.37014.73622.73653.06122.15893.07312.50941.09331.77161.78564.8315
H143.91224.06384.73804.90524.94373.50503.77942.19692.54972.52081.09571.77931.78565.6307
H152.70162.97791.09471.77931.78292.17552.49983.49843.78263.75464.71254.90734.83155.6307

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 111.566 O1 C6 H7 104.586
O1 C6 C8 111.111 H2 O1 C6 107.662
C3 C6 H7 109.147 C3 C6 C8 111.863
H4 C3 H5 108.370 H4 C3 C6 109.514
H4 C3 H15 108.527 H5 C3 C6 111.177
H5 C3 H15 108.990 C6 C3 H15 110.201
C6 C8 H9 109.892 C6 C8 H10 107.752
C6 C8 C11 111.218 H7 C6 C8 108.241
C8 C11 H12 110.176 C8 C11 H13 108.867
C8 C11 H14 111.721 H9 C8 H10 107.733
H9 C8 C11 110.480 H10 C8 C11 109.663
H12 C11 H13 108.091 H12 C11 H14 108.596
H13 C11 H14 109.316
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.552      
2 H 0.340      
3 C -0.634      
4 H 0.200      
5 H 0.212      
6 C -0.015      
7 H 0.236      
8 C -0.451      
9 H 0.213      
10 H 0.199      
11 C -0.621      
12 H 0.210      
13 H 0.228      
14 H 0.205      
15 H 0.231      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.370 -1.337 -1.047 1.738
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.084 -0.239 -0.667
y -0.239 -35.697 -2.530
z -0.667 -2.530 -30.484
Traceless
 xyz
x 0.007 -0.239 -0.667
y -0.239 -3.913 -2.530
z -0.667 -2.530 3.906
Polar
3z2-r27.813
x2-y22.614
xy-0.239
xz-0.667
yz-2.530


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.025 -0.066 -0.066
y -0.066 6.271 -0.203
z -0.066 -0.203 6.288


<r2> (average value of r2) Å2
<r2> 145.021
(<r2>)1/2 12.042