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

using model chemistry: PBEPBE/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-269.176751
Energy at 298.15K-269.185915
Nuclear repulsion energy193.371110
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3589 3568 25.91      
2 A 3078 3060 13.54      
3 A 3069 3051 13.88      
4 A 3067 3049 24.96      
5 A 3055 3038 14.71      
6 A 2981 2964 14.33      
7 A 2971 2954 17.59      
8 A 2933 2916 32.84      
9 A 1436 1428 5.40      
10 A 1414 1406 2.70      
11 A 1405 1397 2.72      
12 A 1399 1391 2.19      
13 A 1339 1331 4.89      
14 A 1336 1329 28.83      
15 A 1307 1300 0.41      
16 A 1301 1293 20.23      
17 A 1266 1259 40.72      
18 A 1144 1137 4.03      
19 A 1134 1127 23.16      
20 A 1100 1094 16.35      
21 A 916 910 2.33      
22 A 894 889 0.35      
23 A 883 878 3.85      
24 A 868 863 7.74      
25 A 803 798 3.91      
26 A 485 482 5.24      
27 A 457 454 3.74      
28 A 338 336 0.60      
29 A 279 277 1.98      
30 A 258 257 32.18      
31 A 213 212 77.22      
32 A 195 193 4.84      
33 A 140 140 5.03      

Unscaled Zero Point Vibrational Energy (zpe) 23526.8 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 23390.4 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/cc-pVDZ
ABC
0.25699 0.12713 0.09388

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.919 -0.196 -0.188
H2 -2.254 0.210 0.643
O3 -0.640 -0.725 0.309
C4 1.678 -0.751 0.034
H5 1.833 -0.741 1.132
H6 1.610 -1.805 -0.300
H7 2.560 -0.283 -0.446
C8 0.435 1.478 0.104
H9 0.636 1.555 1.193
H10 1.219 2.046 -0.436
H11 -0.541 1.954 -0.114
C12 0.413 0.017 -0.339
H13 0.247 -0.039 -1.440

Atom - Atom Distances (Å)
  O1 H2 O3 C4 H5 H6 H7 C8 H9 H10 H11 C12 H13
O10.98341.47083.64624.01403.88004.48722.90293.39093.86442.55452.34652.5071
H20.98341.89564.09374.22464.45904.96053.02143.23474.07412.55902.84873.2648
O31.47081.89562.33412.60562.56863.31712.45992.75833.41902.71421.44192.0778
C43.64624.09372.33411.10911.10711.10772.55382.78422.87353.50231.52632.1739
H54.01404.22462.60561.10911.79761.79672.81712.59043.25633.80152.18013.1017
H63.88004.45902.56861.10711.79761.79953.51043.80393.87304.33492.18042.5047
H74.48724.96053.31711.10771.79671.79952.81483.12592.68783.83852.17062.5291
C82.90293.02142.45992.55382.81713.51042.81481.11021.10891.10741.52682.1731
H93.39093.23472.75832.78422.59043.80393.12591.11021.79911.80352.18213.1028
H103.86444.07413.41902.87353.25633.87302.68781.10891.79911.79182.18512.5099
H112.55452.55902.71423.50233.80154.33493.83851.10741.80351.79182.17082.5206
C122.34652.84871.44191.52632.18012.18042.17061.52682.18212.18512.17081.1152
H132.50713.26482.07782.17393.10172.50472.52912.17313.10282.50992.52061.1152

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 107.333 H2 O1 O3 99.209
O3 C12 C4 103.660 O3 C12 C8 111.884
O3 C12 H13 108.009 C4 C12 C8 113.543
C4 C12 H13 109.788 H5 C4 H6 108.415
H5 C4 H7 108.286 H5 C4 C12 110.636
H6 C4 H7 108.681 H6 C4 C12 110.782
H7 C4 C12 109.971 C8 C12 H13 109.695
H9 C8 H10 108.338 H9 C8 H11 108.837
H9 C8 C12 110.701 H10 C8 H11 107.898
H10 C8 C12 111.014 H11 C8 C12 109.974
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.147      
2 H 0.171      
3 O -0.214      
4 C -0.032      
5 H 0.038      
6 H 0.043      
7 H 0.038      
8 C -0.030      
9 H 0.028      
10 H 0.031      
11 H 0.027      
12 C 0.033      
13 H 0.013      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.677 1.301 0.621 1.593
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.273 -2.292 -3.054
y -2.292 -32.534 0.549
z -3.054 0.549 -30.917
Traceless
 xyz
x 2.452 -2.292 -3.054
y -2.292 -2.439 0.549
z -3.054 0.549 -0.013
Polar
3z2-r2-0.026
x2-y23.261
xy-2.292
xz-3.054
yz0.549


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.990 -0.410 -0.107
y -0.410 6.518 0.063
z -0.107 0.063 5.932


<r2> (average value of r2) Å2
<r2> 133.775
(<r2>)1/2 11.566