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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-269.374037
Energy at 298.15K-269.383408
Nuclear repulsion energy195.733428
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 B1B95/6-31G**
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 3809 3637 29.62      
2 A 3170 3027 16.46      
3 A 3165 3022 16.40      
4 A 3160 3018 31.06      
5 A 3150 3008 14.24      
6 A 3075 2936 13.66      
7 A 3067 2928 16.04      
8 A 3050 2912 25.79      
9 A 1521 1452 6.95      
10 A 1504 1436 2.29      
11 A 1493 1426 1.54      
12 A 1487 1420 2.15      
13 A 1417 1353 8.15      
14 A 1413 1349 25.32      
15 A 1384 1321 16.90      
16 A 1376 1314 25.22      
17 A 1344 1283 33.76      
18 A 1197 1143 4.76      
19 A 1189 1136 33.20      
20 A 1153 1101 11.00      
21 A 990 946 3.51      
22 A 958 914 3.20      
23 A 931 888 2.04      
24 A 922 880 6.50      
25 A 837 800 2.77      
26 A 505 482 5.23      
27 A 465 444 4.98      
28 A 349 334 0.52      
29 A 295 281 2.56      
30 A 269 257 39.05      
31 A 234 223 92.32      
32 A 207 197 2.22      
33 A 141 134 5.77      

Unscaled Zero Point Vibrational Energy (zpe) 24612.8 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 23500.3 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 B1B95/6-31G**
ABC
0.26256 0.13018 0.09605

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.887 -0.199 -0.185
H2 -2.242 0.198 0.622
O3 -0.638 -0.715 0.308
C4 1.668 -0.740 0.034
H5 1.824 -0.717 1.115
H6 1.602 -1.781 -0.284
H7 2.533 -0.281 -0.448
C8 0.422 1.466 0.103
H9 0.605 1.538 1.179
H10 1.206 2.020 -0.418
H11 -0.535 1.939 -0.126
C12 0.405 0.014 -0.337
H13 0.239 -0.044 -1.420

Atom - Atom Distances (Å)
  O1 H2 O3 C4 H5 H6 H7 C8 H9 H10 H11 C12 H13
O10.96711.43893.60283.96653.83254.42892.86143.33023.81442.53062.30762.4638
H20.96711.87214.06334.19634.41734.91652.99513.19514.03602.55032.82133.2223
O31.43891.87212.32232.59112.55033.28872.43412.71703.37822.69171.42712.0505
C43.60284.06332.32231.09261.09101.09172.53502.76212.83503.47211.51672.1540
H53.96654.19632.59111.09261.77251.77102.78522.56393.19743.76282.15763.0645
H63.83254.41732.55031.09101.77251.77373.47723.76203.82474.29332.15842.4829
H74.42894.91653.28871.09171.77101.77372.79543.10982.65653.80042.15092.5025
C82.86142.99512.43412.53502.78523.47722.79541.09361.09251.09121.51732.1526
H93.33023.19512.71702.76212.56393.76203.10981.09361.77261.77852.15843.0643
H103.81444.03603.37822.83503.19743.82472.65651.09251.77261.76712.16162.4904
H112.53062.55032.69173.47213.76284.29333.80041.09121.77851.76712.15252.4911
C122.30762.82131.42711.51672.15762.15842.15091.51732.15842.16162.15251.0973
H132.46383.22232.05052.15403.06452.48292.50252.15263.06432.49042.49111.0973

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 107.252 H2 O1 O3 100.331
O3 C12 C4 104.119 O3 C12 C8 111.484
O3 C12 H13 107.929 C4 C12 C8 113.337
C4 C12 H13 109.937 H5 C4 H6 108.525
H5 C4 H7 108.345 H5 C4 C12 110.504
H6 C4 H7 108.707 H6 C4 C12 110.669
H7 C4 C12 110.029 C8 C12 H13 109.790
H9 C8 H10 108.357 H9 C8 H11 108.982
H9 C8 C12 110.465 H10 C8 H11 108.040
H10 C8 C12 110.790 H11 C8 C12 110.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.330      
2 H 0.340      
3 O -0.312      
4 C -0.375      
5 H 0.132      
6 H 0.142      
7 H 0.128      
8 C -0.372      
9 H 0.122      
10 H 0.123      
11 H 0.129      
12 C 0.154      
13 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.760 1.454 0.644 1.763
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.804 -2.477 -3.172
y -2.477 -32.097 0.603
z -3.172 0.603 -30.482
Traceless
 xyz
x 2.485 -2.477 -3.172
y -2.477 -2.453 0.603
z -3.172 0.603 -0.032
Polar
3z2-r2-0.064
x2-y23.292
xy-2.477
xz-3.172
yz0.603


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.339 -0.349 -0.090
y -0.349 5.905 0.053
z -0.090 0.053 5.506


<r2> (average value of r2) Å2
<r2> 130.927
(<r2>)1/2 11.442