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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-268.749626
Energy at 298.15K-268.759069
HF Energy-267.933137
Nuclear repulsion energy195.279729
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 3798 3609 29.89      
2 A 3189 3030 17.82      
3 A 3188 3029 15.29      
4 A 3179 3021 33.08      
5 A 3167 3010 12.11      
6 A 3090 2936 26.38      
7 A 3086 2933 10.52      
8 A 3079 2926 11.32      
9 A 1554 1476 12.24      
10 A 1533 1457 3.97      
11 A 1524 1449 2.84      
12 A 1518 1442 2.38      
13 A 1448 1376 8.04      
14 A 1438 1366 33.44      
15 A 1416 1345 24.74      
16 A 1409 1339 27.65      
17 A 1376 1308 31.18      
18 A 1226 1165 5.47      
19 A 1210 1150 26.20      
20 A 1175 1117 11.14      
21 A 984 935 3.87      
22 A 971 923 0.35      
23 A 947 900 1.67      
24 A 918 872 5.09      
25 A 844 802 3.04      
26 A 512 487 6.40      
27 A 479 455 5.12      
28 A 360 342 0.43      
29 A 298 283 3.57      
30 A 275 261 39.50      
31 A 231 220 100.18      
32 A 209 198 17.56      
33 A 141 134 10.79      

Unscaled Zero Point Vibrational Energy (zpe) 24884.3 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 23647.6 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 MP2/6-311G*
ABC
0.26131 0.12934 0.09564

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 -1.891 -0.188 -0.194
H2 -2.274 0.171 0.616
O3 -0.639 -0.708 0.322
C4 1.660 -0.753 0.028
H5 1.815 -0.735 1.109
H6 1.580 -1.791 -0.297
H7 2.527 -0.297 -0.456
C8 0.440 1.467 0.106
H9 0.608 1.525 1.185
H10 1.247 2.002 -0.401
H11 -0.500 1.964 -0.136
C12 0.403 0.015 -0.338
H13 0.221 -0.045 -1.418

Atom - Atom Distances (Å)
  O1 H2 O3 C4 H5 H6 H7 C8 H9 H10 H11 C12 H13
O10.96511.45053.60203.96683.82494.42662.87413.32853.83222.56272.30672.4451
H20.96511.87874.08274.21704.41974.94063.05033.23434.09702.63202.84523.2260
O31.45051.87872.31802.57782.54613.28582.43732.69913.38022.71451.42922.0511
C43.60204.08272.31801.09281.09111.09242.53352.76272.81823.47441.51762.1586
H53.96684.21702.57781.09281.77471.77412.78312.56343.17753.76802.15703.0665
H63.82494.41972.54611.09111.77471.77603.47513.76023.80934.29602.15662.4804
H74.42664.94063.28581.09241.77411.77602.78913.11342.63153.79142.15022.5107
C82.87413.05032.43732.53352.78313.47512.78911.09371.09331.09081.51842.1571
H93.32853.23432.69912.76272.56343.76023.11341.09371.77571.77932.15423.0638
H103.83224.09703.38022.81823.17753.80932.63151.09331.77571.76782.16012.5049
H112.56272.63202.71453.47443.76804.29603.79141.09081.77931.76782.15732.4894
C122.30672.84521.42921.51762.15702.15662.15021.51842.15422.16012.15731.0968
H132.44513.22602.05112.15863.06652.48042.51072.15713.06382.50492.48941.0968

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 106.451 H2 O1 O3 100.163
O3 C12 C4 103.694 O3 C12 C8 111.520
O3 C12 H13 107.859 C4 C12 C8 113.125
C4 C12 H13 110.270 H5 C4 H6 108.697
H5 C4 H7 108.556 H5 C4 C12 110.378
H6 C4 H7 108.845 H6 C4 C12 110.452
H7 C4 C12 109.867 C8 C12 H13 110.100
H9 C8 H10 108.566 H9 C8 H11 109.079
H9 C8 C12 110.052 H10 C8 H11 108.069
H10 C8 C12 110.549 H11 C8 C12 110.471
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability