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

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-268.815733
Energy at 298.15K-268.825171
HF Energy-267.950052
Nuclear repulsion energy195.276351
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 MP2/6-311G**
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 3847 3656 41.23      
2 A 3186 3028 16.93      
3 A 3185 3026 15.15      
4 A 3177 3019 32.12      
5 A 3166 3008 11.08      
6 A 3084 2930 23.94      
7 A 3082 2929 15.25      
8 A 3076 2923 10.28      
9 A 1534 1458 7.94      
10 A 1515 1440 2.73      
11 A 1507 1432 2.71      
12 A 1500 1425 1.47      
13 A 1428 1357 9.09      
14 A 1425 1354 30.30      
15 A 1399 1329 1.26      
16 A 1380 1311 13.10      
17 A 1354 1287 59.95      
18 A 1215 1155 4.69      
19 A 1205 1145 23.65      
20 A 1170 1111 9.13      
21 A 980 931 4.56      
22 A 964 916 0.49      
23 A 943 896 1.03      
24 A 912 867 4.96      
25 A 841 799 3.59      
26 A 509 484 5.86      
27 A 475 452 5.15      
28 A 355 337 0.35      
29 A 296 281 3.16      
30 A 279 265 53.33      
31 A 239 228 78.76      
32 A 202 192 3.74      
33 A 137 130 7.18      

Unscaled Zero Point Vibrational Energy (zpe) 24784.2 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 23550.0 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 MP2/6-311G**
ABC
0.26179 0.12932 0.09563

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.898 -0.189 -0.189
H2 -2.246 0.194 0.624
O3 -0.642 -0.710 0.315
C4 1.664 -0.751 0.031
H5 1.808 -0.734 1.116
H6 1.594 -1.790 -0.298
H7 2.531 -0.285 -0.444
C8 0.440 1.467 0.104
H9 0.591 1.518 1.187
H10 1.260 1.996 -0.391
H11 -0.495 1.969 -0.151
C12 0.403 0.012 -0.340
H13 0.230 -0.046 -1.422

Atom - Atom Distances (Å)
  O1 H2 O3 C4 H5 H6 H7 C8 H9 H10 H11 C12 H13
O10.96401.45033.61313.96703.84314.43772.87973.31753.84512.57442.31452.4634
H20.96401.86684.06624.18804.41934.91853.01733.18144.07022.61132.82443.2208
O31.45031.86682.32382.57782.55763.29022.43962.69183.38132.72331.42852.0532
C43.61314.06622.32381.09381.09211.09322.53472.76362.80833.47831.52042.1598
H53.96704.18802.57781.09381.77751.77652.78222.56123.16553.77092.15623.0660
H63.84314.41932.55761.09211.77751.77913.47873.76253.80144.30352.16062.4825
H74.43774.91853.29021.09321.77651.77912.78293.11052.61163.78532.15172.5116
C82.87973.01732.43962.53472.78223.47872.78291.09461.09401.09161.52132.1588
H93.31753.18142.69182.76362.56123.76253.11051.09461.77861.78162.15273.0630
H103.84514.07023.38132.80833.16553.80142.61161.09401.77861.77162.16122.5083
H112.57442.61132.72333.47833.77094.30353.78531.09161.78161.77162.16172.4906
C122.31452.82441.42851.52042.15622.16062.15171.52132.15272.16122.16171.0973
H132.46343.22082.05322.15983.06602.48252.51162.15883.06302.50832.49061.0973

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 107.021 H2 O1 O3 99.311
O3 C12 C4 103.961 O3 C12 C8 111.558
O3 C12 H13 108.045 C4 C12 C8 112.888
C4 C12 H13 110.143 H5 C4 H6 108.815
H5 C4 H7 108.645 H5 C4 C12 110.072
H6 C4 H7 109.001 H6 C4 C12 110.523
H7 C4 C12 109.748 C8 C12 H13 110.009
H9 C8 H10 108.708 H9 C8 H11 109.155
H9 C8 C12 109.680 H10 C8 H11 108.297
H10 C8 C12 110.390 H11 C8 C12 110.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability