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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-233.367563
Energy at 298.15K-233.378629
Nuclear repulsion energy192.305491
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/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 3674 3624 3.87      
2 A 3079 3037 27.95      
3 A 3076 3034 13.70      
4 A 3061 3019 37.25      
5 A 3047 3006 34.03      
6 A 3002 2961 25.56      
7 A 2987 2946 30.63      
8 A 2978 2937 37.68      
9 A 2969 2928 8.20      
10 A 2943 2903 19.43      
11 A 1475 1455 5.58      
12 A 1461 1441 12.69      
13 A 1458 1438 1.47      
14 A 1457 1437 3.38      
15 A 1441 1421 0.68      
16 A 1383 1364 37.87      
17 A 1366 1348 12.23      
18 A 1362 1343 5.31      
19 A 1346 1328 3.00      
20 A 1306 1288 1.52      
21 A 1279 1261 5.72      
22 A 1225 1209 4.68      
23 A 1150 1134 16.25      
24 A 1105 1090 19.47      
25 A 1060 1045 66.02      
26 A 1029 1015 2.61      
27 A 975 961 20.93      
28 A 950 937 11.50      
29 A 901 888 9.54      
30 A 797 786 5.09      
31 A 755 745 0.78      
32 A 484 477 14.17      
33 A 450 444 6.24      
34 A 364 359 17.06      
35 A 304 300 93.74      
36 A 248 245 0.35      
37 A 230 227 2.42      
38 A 217 214 0.09      
39 A 119 118 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 29254.9 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 28854.1 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 PBEPBE/6-31G**
ABC
0.26374 0.11390 0.08831

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.506 1.417 0.058
H2 -0.622 1.418 1.027
C3 -1.812 -0.653 -0.001
H4 -1.954 -0.714 1.094
H5 -1.844 -1.682 -0.396
C6 -0.485 0.035 -0.336
H7 -0.366 0.074 -1.435
C8 0.726 -0.702 0.262
H9 0.706 -1.755 -0.074
H10 0.602 -0.734 1.364
C11 2.064 -0.050 -0.097
H12 2.251 -0.100 -1.183
H13 2.057 1.013 0.188
H14 2.907 -0.545 0.412
H15 -2.656 -0.088 -0.425

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.97672.44822.77673.40631.43702.01312.45973.39862.74982.96353.38202.59793.95262.6684
H20.97672.60072.51473.62411.94692.81752.62693.61262.49913.26163.92992.83684.08542.9181
C32.44822.60071.10551.10291.53152.16222.55192.74952.77393.92384.26664.21684.73801.1009
H42.77672.51471.10551.78032.18193.08812.80613.08612.57014.24304.82034.45994.91141.7865
H53.40633.62411.10291.78032.19102.51962.82882.57183.15934.24644.45984.77814.95211.7890
C61.43701.94691.53152.18192.19101.10681.53872.16632.15902.56192.86692.77393.52162.1761
H72.01312.81752.16223.08812.51961.10682.16262.51973.07012.77762.63463.06463.80922.5077
C82.45972.62692.55192.80612.82881.53872.16261.10591.10921.53112.18502.17252.19173.5053
H93.39863.61262.74953.08612.57182.16632.51971.10591.76672.18012.52093.09202.55853.7691
H102.74982.49912.77392.57013.15932.15903.07011.10921.76672.17713.09942.56012.50123.7725
C112.96353.26163.92384.24304.24642.56192.77761.53112.18012.17711.10331.10111.10164.7317
H123.38203.92994.26664.82034.45982.86692.63462.18502.52093.09941.10331.77691.78124.9644
H132.59792.83684.21684.45994.77812.77393.06462.17253.09202.56011.10111.77691.78914.8787
H143.95264.08544.73804.91144.95213.52163.80922.19172.55852.50121.10161.78121.78915.6441
H152.66842.91811.10091.78651.78902.17612.50773.50533.76913.77254.73174.96444.87875.6441

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 111.083 O1 C6 H7 103.873
O1 C6 C8 111.457 H2 O1 C6 105.954
C3 C6 H7 109.015 C3 C6 C8 112.442
H4 C3 H5 107.451 H4 C3 C6 110.634
H4 C3 H15 108.132 H5 C3 C6 111.511
H5 C3 H15 108.543 C6 C3 H15 110.448
C6 C8 H9 108.898 C6 C8 H10 108.155
C6 C8 C11 113.140 H7 C6 C8 108.562
C8 C11 H12 111.033 C8 C11 H13 110.177
C8 C11 H14 111.668 H9 C8 H10 105.803
H9 C8 C11 110.496 H10 C8 C11 110.059
H12 C11 H13 107.428 H12 C11 H14 107.769
H13 C11 H14 108.622
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.502      
2 H 0.292      
3 C -0.372      
4 H 0.107      
5 H 0.118      
6 C 0.119      
7 H 0.114      
8 C -0.216      
9 H 0.109      
10 H 0.096      
11 C -0.363      
12 H 0.119      
13 H 0.132      
14 H 0.114      
15 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.187 -1.146 0.946 1.498
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.178 0.264 -0.657
y 0.264 -35.223 2.258
z -0.657 2.258 -30.694
Traceless
 xyz
x -0.220 0.264 -0.657
y 0.264 -3.287 2.258
z -0.657 2.258 3.507
Polar
3z2-r27.013
x2-y22.045
xy0.264
xz-0.657
yz2.258


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.087 0.089 -0.048
y 0.089 7.036 0.149
z -0.048 0.149 6.917


<r2> (average value of r2) Å2
<r2> 147.130
(<r2>)1/2 12.130