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

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-233.561676
Energy at 298.15K-233.572675
Nuclear repulsion energy191.399232
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 BLYP/6-31G(2df,p)
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 3634 3615 4.28      
2 A 3044 3027 30.62      
3 A 3038 3022 21.93      
4 A 3023 3006 46.77      
5 A 3012 2995 37.66      
6 A 2968 2951 34.00      
7 A 2962 2946 24.75      
8 A 2952 2935 44.36      
9 A 2943 2927 5.75      
10 A 2919 2903 17.10      
11 A 1474 1466 3.17      
12 A 1460 1452 6.64      
13 A 1458 1450 1.70      
14 A 1457 1449 3.56      
15 A 1440 1432 0.64      
16 A 1383 1376 35.65      
17 A 1366 1358 5.65      
18 A 1364 1357 2.25      
19 A 1340 1333 1.57      
20 A 1304 1296 1.83      
21 A 1286 1279 9.12      
22 A 1229 1222 4.85      
23 A 1139 1133 9.07      
24 A 1091 1085 19.38      
25 A 1058 1052 50.35      
26 A 999 994 8.77      
27 A 968 962 10.82      
28 A 949 944 15.23      
29 A 883 878 16.74      
30 A 789 785 4.47      
31 A 746 742 1.04      
32 A 476 473 10.20      
33 A 444 442 5.61      
34 A 360 358 10.08      
35 A 290 288 86.59      
36 A 244 243 0.60      
37 A 224 223 2.36      
38 A 211 210 0.05      
39 A 114 113 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 29019.3 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 28859.7 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 BLYP/6-31G(2df,p)
ABC
0.26097 0.11246 0.08717

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.517 1.425 0.058
H2 -0.656 1.441 1.022
C3 -1.820 -0.665 -0.004
H4 -1.966 -0.734 1.088
H5 -1.845 -1.689 -0.409
C6 -0.487 0.034 -0.334
H7 -0.366 0.077 -1.432
C8 0.733 -0.700 0.270
H9 0.714 -1.754 -0.061
H10 0.616 -0.724 1.371
C11 2.080 -0.049 -0.101
H12 2.259 -0.100 -1.188
H13 2.084 1.013 0.187
H14 2.921 -0.552 0.401
H15 -2.664 -0.100 -0.427

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.97492.46342.79733.41811.44592.01462.47493.41112.76212.99073.40322.63683.98092.6779
H20.97492.61582.54013.64191.96202.82272.66113.64122.53553.31203.96942.89674.14172.9170
C32.46342.61581.10441.10211.54022.16802.56782.75822.79733.94924.28394.25304.75941.1001
H42.79732.54011.10441.77992.19073.09302.82043.08862.59684.27224.84024.50174.93821.7852
H53.41813.64191.10211.77992.19532.52082.84402.58333.18664.26544.46944.80574.96671.7877
C61.44591.96201.54022.19072.19531.10511.54682.17072.16742.57912.87852.80003.53542.1828
H72.01462.82272.16803.09302.52081.10512.16982.52923.07582.78772.64213.08193.81592.5137
C82.47492.66112.56782.82042.84401.54682.16981.10461.10741.54122.19362.18282.19683.5193
H93.41113.64122.75823.08862.58332.17072.52921.10461.76622.18502.52813.09702.55553.7784
H102.76212.53552.79732.59683.18662.16743.07581.10741.76622.18333.10422.56432.50703.7918
C112.99073.31203.94924.27224.26542.57912.78771.54122.18502.18331.10261.09991.10094.7554
H123.40323.96944.28394.84024.46942.87852.64212.19362.52813.10421.10261.77681.77984.9808
H132.63682.89674.25304.50174.80572.80003.08192.18283.09702.56431.09991.77681.78714.9150
H143.98094.14174.75944.93824.96673.53543.81592.19682.55552.50701.10091.77981.78715.6640
H152.67792.91701.10011.78521.78772.18282.51373.51933.77843.79184.75544.98084.91505.6640

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 111.128 O1 C6 H7 103.511
O1 C6 C8 111.538 H2 O1 C6 106.661
C3 C6 H7 108.974 C3 C6 C8 112.570
H4 C3 H5 107.544 H4 C3 C6 110.786
H4 C3 H15 108.147 H5 C3 C6 111.292
H5 C3 H15 108.540 C6 C3 H15 110.417
C6 C8 H9 108.762 C6 C8 H10 108.356
C6 C8 C11 113.275 H7 C6 C8 108.672
C8 C11 H12 111.052 C8 C11 H13 110.361
C8 C11 H14 111.406 H9 C8 H10 105.961
H9 C8 C11 110.253 H10 C8 C11 109.954
H12 C11 H13 107.552 H12 C11 H14 107.748
H13 C11 H14 108.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.379      
2 H 0.254      
3 C -0.363      
4 H 0.090      
5 H 0.099      
6 C 0.156      
7 H 0.068      
8 C -0.134      
9 H 0.076      
10 H 0.066      
11 C -0.339      
12 H 0.098      
13 H 0.111      
14 H 0.091      
15 H 0.106      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.195 -1.076 0.878 1.402
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.508 0.150 -0.639
y 0.150 -35.270 2.135
z -0.639 2.135 -30.898
Traceless
 xyz
x -0.424 0.150 -0.639
y 0.150 -3.067 2.135
z -0.639 2.135 3.491
Polar
3z2-r26.982
x2-y21.762
xy0.150
xz-0.639
yz2.135


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.425 0.099 -0.054
y 0.099 7.236 0.138
z -0.054 0.138 7.022


<r2> (average value of r2) Å2
<r2> 148.767
(<r2>)1/2 12.197