return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-232.988723
Energy at 298.15K 
HF Energy-232.169543
Nuclear repulsion energy193.790863
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 MP3/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP3/6-31+G**
ABC
0.26815 0.11528 0.08953

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.502 1.404 0.057
H2 -0.634 1.431 1.008
C3 -1.800 -0.652 -0.002
H4 -1.943 -0.694 1.079
H5 -1.821 -1.673 -0.383
C6 -0.480 0.036 -0.334
H7 -0.360 0.065 -1.419
C8 0.719 -0.695 0.267
H9 0.701 -1.737 -0.060
H10 0.600 -0.711 1.356
C11 2.052 -0.050 -0.099
H12 2.205 -0.071 -1.178
H13 2.073 0.989 0.220
H14 2.883 -0.575 0.369
H15 -2.629 -0.098 -0.437

Atom - Atom Distances (Å)
  O1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
O10.96122.43282.74363.37671.42291.99742.43803.36592.71582.94323.32122.61383.93372.6506
H20.96122.59232.49693.60231.94142.79822.62663.59992.49593.26093.88552.85414.09892.8996
C32.43282.59231.09181.08961.52502.14392.53412.72712.75833.90024.21494.21304.69861.0880
H42.74362.49691.09181.76392.16113.05372.78363.06282.55854.21524.76414.43934.87991.7680
H53.37673.60231.08961.76392.17272.49592.79842.54353.13204.20884.40564.75584.88871.7711
C61.42291.94141.52502.16112.17271.09221.52812.14822.13972.54462.81742.78153.49002.1556
H71.99742.79822.14393.05372.49591.09222.14142.49373.03652.75142.57983.07563.75792.4781
C82.43802.62662.53412.78362.79841.52812.14141.09231.09471.52562.16532.16192.16963.4735
H93.36593.59992.72713.06282.54352.14822.49371.09231.75172.16152.50753.06512.50903.7310
H102.71582.49592.75832.55853.13202.13973.03651.09471.75172.15913.06702.52012.49073.7441
C112.94323.26093.90024.21524.20882.54462.75141.52562.16152.15911.09001.08751.08904.6937
H123.32123.88554.21494.76414.40562.81742.57982.16532.50753.06701.09001.75981.76304.8911
H132.61382.85414.21304.43934.75582.78153.07562.16193.06512.52011.08751.75981.76784.8713
H143.93374.09894.69864.87994.88873.49003.75792.16962.50902.49071.08901.76301.76785.5914
H152.65062.89961.08801.76801.77112.15562.47813.47353.73103.74414.69374.89114.87135.5914

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 111.180 O1 C6 H7 104.386
O1 C6 C8 111.364 H2 O1 C6 107.455
C3 C6 H7 108.878 C3 C6 C8 112.201
H4 C3 H5 107.924 H4 C3 C6 110.249
H4 C3 H15 108.401 H5 C3 C6 111.310
H5 C3 H15 108.843 C6 C3 H15 110.036
C6 C8 H9 108.994 C6 C8 H10 108.204
C6 C8 C11 112.880 H7 C6 C8 108.471
C8 C11 H12 110.655 C8 C11 H13 110.534
C8 C11 H14 111.059 H9 C8 H10 106.439
H9 C8 C11 110.215 H10 C8 C11 109.884
H12 C11 H13 107.842 H12 C11 H14 108.019
H13 C11 H14 108.625
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability