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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-233.536267
Energy at 298.15K-233.547458
Nuclear repulsion energy194.069117
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 B1B95/6-31G*
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 3783 3591 9.20      
2 A 3173 3012 34.81      
3 A 3171 3010 10.90      
4 A 3154 2994 42.21      
5 A 3144 2984 36.41      
6 A 3103 2945 27.45      
7 A 3086 2930 28.45      
8 A 3081 2924 23.98      
9 A 3065 2910 17.80      
10 A 3043 2888 22.32      
11 A 1538 1460 6.60      
12 A 1526 1448 10.89      
13 A 1524 1446 0.15      
14 A 1522 1445 7.41      
15 A 1507 1431 0.60      
16 A 1446 1372 35.85      
17 A 1432 1360 17.55      
18 A 1427 1354 10.45      
19 A 1410 1339 3.06      
20 A 1358 1289 2.47      
21 A 1335 1267 5.49      
22 A 1274 1210 4.92      
23 A 1206 1145 25.24      
24 A 1154 1096 22.38      
25 A 1109 1052 74.83      
26 A 1072 1018 0.45      
27 A 1016 965 18.05      
28 A 987 937 9.13      
29 A 943 895 6.84      
30 A 828 786 5.11      
31 A 784 744 0.66      
32 A 496 471 15.91      
33 A 459 435 7.05      
34 A 373 354 17.80      
35 A 305 290 106.46      
36 A 251 238 0.38      
37 A 235 223 1.32      
38 A 222 211 0.51      
39 A 117 112 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 30327.7 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 28790.1 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 B1B95/6-31G*
ABC
0.26925 0.11584 0.08997

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.501 1.399 0.058
H2 -0.629 1.416 1.016
C3 -1.796 -0.647 -0.003
H4 -1.940 -0.701 1.083
H5 -1.825 -1.668 -0.391
C6 -0.479 0.035 -0.334
H7 -0.359 0.072 -1.422
C8 0.719 -0.694 0.265
H9 0.700 -1.739 -0.064
H10 0.598 -0.718 1.357
C11 2.047 -0.049 -0.098
H12 2.221 -0.092 -1.177
H13 2.051 1.003 0.194
H14 2.884 -0.550 0.395
H15 -2.632 -0.088 -0.429

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.96682.42252.74433.37151.41941.99312.43233.36292.71632.93543.34052.58683.92052.6439
H20.96682.57932.49013.59441.93652.79682.61413.58962.48463.24783.89932.83404.07282.8913
C32.42252.57931.09601.09321.51982.14402.53002.72522.75383.89084.22194.19094.69781.0916
H42.74432.49011.09601.76632.16383.06092.78173.05912.55204.20854.77354.42944.87431.7718
H53.37153.59441.09321.76632.17222.49862.80232.54703.13484.20764.41314.74404.90341.7744
C61.41941.93651.51982.16382.17221.09511.52572.14782.14172.53892.83162.76033.49072.1580
H71.99312.79682.14403.06092.49861.09512.14382.49953.04342.74952.59713.04783.76922.4852
C82.43232.61412.53002.78172.80231.52572.14381.09571.09901.52022.16712.15862.17323.4752
H93.36293.58962.72523.05912.54702.14782.49951.09571.75262.16192.50343.06802.52913.7359
H102.71632.48462.75382.55203.13482.14173.04341.09901.75262.15973.07352.53512.48573.7435
C112.93543.24783.89084.20854.20762.53892.74951.52022.16192.15971.09391.09161.09254.6907
H123.34053.89934.22194.77354.41312.83162.59712.16712.50343.07351.09391.76251.76664.9100
H132.58682.83404.19094.42944.74402.76033.04782.15863.06802.53511.09161.76251.77304.8487
H143.92054.07284.69784.87434.90343.49073.76922.17322.52912.48571.09251.76661.77305.5957
H152.64392.89131.09161.77181.77442.15802.48523.47523.73593.74354.69074.91004.84875.5957

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 110.969 O1 C6 H7 104.120
O1 C6 C8 111.302 H2 O1 C6 106.959
C3 C6 H7 109.073 C3 C6 C8 112.349
H4 C3 H5 107.567 H4 C3 C6 110.578
H4 C3 H15 108.174 H5 C3 C6 111.418
H5 C3 H15 108.612 C6 C3 H15 110.380
C6 C8 H9 108.934 C6 C8 H10 108.272
C6 C8 C11 112.929 H7 C6 C8 108.656
C8 C11 H12 110.939 C8 C11 H13 110.403
C8 C11 H14 111.515 H9 C8 H10 105.988
H9 C8 C11 110.416 H10 C8 C11 110.042
H12 C11 H13 107.507 H12 C11 H14 107.798
H13 C11 H14 108.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.625      
2 H 0.393      
3 C -0.501      
4 H 0.147      
5 H 0.161      
6 C 0.097      
7 H 0.159      
8 C -0.310      
9 H 0.154      
10 H 0.138      
11 C -0.487      
12 H 0.160      
13 H 0.176      
14 H 0.159      
15 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.197 -1.237 0.993 1.599
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.054 0.239 -0.684
y 0.239 -35.202 2.400
z -0.684 2.400 -30.396
Traceless
 xyz
x -0.255 0.239 -0.684
y 0.239 -3.477 2.400
z -0.684 2.400 3.732
Polar
3z2-r27.465
x2-y22.148
xy0.239
xz-0.684
yz2.400


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.553 0.065 -0.054
y 0.065 6.663 0.140
z -0.054 0.140 6.624


<r2> (average value of r2) Å2
<r2> 144.785
(<r2>)1/2 12.033