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All results from a given calculation for C3H8O2 (Hydroperoxide, 1-methylethyl)

using model chemistry: PBEPBE/6-311G**

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/6-311G**
 hartrees
Energy at 0K-269.241544
Energy at 298.15K-269.250726
Nuclear repulsion energy193.544131
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/6-311G**
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 3659 3626 28.15      
2 A 3066 3038 17.28      
3 A 3058 3030 17.68      
4 A 3056 3028 33.25      
5 A 3044 3016 15.89      
6 A 2980 2953 14.81      
7 A 2970 2943 17.78      
8 A 2942 2915 26.81      
9 A 1465 1451 8.39      
10 A 1445 1432 3.37      
11 A 1435 1422 3.82      
12 A 1427 1414 2.88      
13 A 1357 1345 8.35      
14 A 1347 1335 30.55      
15 A 1326 1314 1.46      
16 A 1314 1302 16.97      
17 A 1281 1269 43.48      
18 A 1154 1143 4.03      
19 A 1135 1125 24.91      
20 A 1104 1094 14.20      
21 A 920 911 2.18      
22 A 900 892 0.30      
23 A 878 870 5.22      
24 A 860 853 9.38      
25 A 801 793 3.88      
26 A 485 481 5.92      
27 A 457 453 4.24      
28 A 340 337 0.49      
29 A 278 276 4.31      
30 A 260 258 49.76      
31 A 218 216 71.98      
32 A 194 192 4.19      
33 A 137 136 5.44      

Unscaled Zero Point Vibrational Energy (zpe) 23646.8 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 23431.6 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/6-311G**
ABC
0.25761 0.12695 0.09379

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.924 -0.194 -0.186
H2 -2.258 0.214 0.635
O3 -0.640 -0.721 0.310
C4 1.676 -0.756 0.034
H5 1.831 -0.741 1.124
H6 1.601 -1.802 -0.295
H7 2.552 -0.296 -0.447
C8 0.441 1.478 0.104
H9 0.623 1.547 1.189
H10 1.236 2.033 -0.418
H11 -0.518 1.961 -0.130
C12 0.415 0.018 -0.340
H13 0.247 -0.041 -1.432

Atom - Atom Distances (Å)
  O1 H2 O3 C4 H5 H6 H7 C8 H9 H10 H11 C12 H13
O10.97601.47373.65004.01373.87554.48462.91073.37743.87252.57372.35312.5068
H20.97601.89714.09654.22734.45224.95703.02753.22234.07752.58162.85193.2572
O31.47371.89712.33272.60122.56043.30802.45902.74093.41052.72071.44242.0690
C43.65004.09652.33271.10091.09901.10002.55342.78382.85873.49631.52612.1682
H54.01374.22732.60121.10091.78631.78492.80952.58853.22833.79332.17293.0867
H63.87554.45222.56041.09901.78631.78723.50163.79173.85364.32192.17262.4952
H74.48464.95703.30801.10001.78491.78722.81233.13062.67523.82432.16302.5199
C82.91073.02752.45902.55342.80953.50162.81231.10201.10101.09931.52632.1688
H93.37743.22232.74092.78382.58853.79173.13061.10201.78731.79182.17243.0873
H103.87254.07753.41052.85873.22833.85362.67521.10101.78731.77932.17702.5112
H112.57372.58162.72073.49633.79334.32193.82431.09931.79181.77932.16592.5078
C122.35312.85191.44241.52612.17292.17262.16301.52632.17242.17702.16591.1063
H132.50683.25722.06902.16823.08672.49522.51992.16883.08732.51122.50781.1063

picture of Hydroperoxide, 1-methylethyl state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 O3 C12 107.594 H2 O1 O3 99.497
O3 C12 C4 103.559 O3 C12 C8 111.821
O3 C12 H13 107.814 C4 C12 C8 113.553
C4 C12 H13 109.887 H5 C4 H6 108.583
H5 C4 H7 108.384 H5 C4 C12 110.576
H6 C4 H7 108.730 H6 C4 C12 110.661
H7 C4 C12 109.848 C8 C12 H13 109.915
H9 C8 H10 108.442 H9 C8 H11 108.974
H9 C8 C12 110.451 H10 C8 H11 107.931
H10 C8 C12 110.873 H11 C8 C12 110.101
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.248      
2 H 0.261      
3 O -0.234      
4 C -0.330      
5 H 0.126      
6 H 0.139      
7 H 0.126      
8 C -0.329      
9 H 0.117      
10 H 0.120      
11 H 0.124      
12 C 0.000      
13 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.794 1.415 0.609 1.733
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.693 -2.476 -3.209
y -2.476 -32.966 0.597
z -3.209 0.597 -31.267
Traceless
 xyz
x 2.424 -2.476 -3.209
y -2.476 -2.486 0.597
z -3.209 0.597 0.062
Polar
3z2-r20.124
x2-y23.273
xy-2.476
xz-3.209
yz0.597


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.240 -0.393 -0.103
y -0.393 6.771 0.053
z -0.103 0.053 6.139


<r2> (average value of r2) Å2
<r2> 133.979
(<r2>)1/2 11.575