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

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-269.379678
Energy at 298.15K-269.388999
Nuclear repulsion energy195.626039
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/cc-pVDZ
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 3761 3615 42.29      
2 A 3164 3042 14.74      
3 A 3159 3036 14.14      
4 A 3154 3032 27.13      
5 A 3143 3021 14.15      
6 A 3065 2946 14.58      
7 A 3056 2938 16.74      
8 A 3034 2916 29.01      
9 A 1481 1423 6.18      
10 A 1463 1406 2.81      
11 A 1453 1396 1.15      
12 A 1447 1391 2.72      
13 A 1394 1340 17.79      
14 A 1389 1335 13.95      
15 A 1368 1315 33.12      
16 A 1351 1299 11.79      
17 A 1322 1271 28.81      
18 A 1182 1136 4.21      
19 A 1178 1132 29.76      
20 A 1145 1101 14.65      
21 A 980 942 2.70      
22 A 950 913 4.06      
23 A 920 885 1.85      
24 A 915 879 5.18      
25 A 835 803 3.88      
26 A 504 484 5.34      
27 A 463 445 4.44      
28 A 348 335 0.83      
29 A 295 284 1.38      
30 A 261 251 9.81      
31 A 208 200 94.86      
32 A 201 193 20.40      
33 A 143 138 6.54      

Unscaled Zero Point Vibrational Energy (zpe) 24365.9 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 23420.5 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/cc-pVDZ
ABC
0.26208 0.13022 0.09608

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.885 -0.196 -0.189
H2 -2.257 0.175 0.626
O3 -0.640 -0.710 0.310
C4 1.664 -0.745 0.033
H5 1.820 -0.733 1.121
H6 1.594 -1.790 -0.296
H7 2.537 -0.284 -0.447
C8 0.427 1.467 0.103
H9 0.624 1.543 1.183
H10 1.206 2.026 -0.432
H11 -0.540 1.938 -0.116
C12 0.406 0.015 -0.333
H13 0.236 -0.044 -1.423

Atom - Atom Distances (Å)
  O1 H2 O3 C4 H5 H6 H7 C8 H9 H10 H11 C12 H13
O10.96991.43653.59833.96593.82804.43112.86263.34703.81532.52432.30592.4589
H20.96991.87094.07154.20604.42064.93493.02423.23784.06762.57122.83603.2349
O31.43651.87092.32102.59002.55363.29412.43302.72753.38352.68471.42662.0527
C43.59834.07152.32101.09921.09731.09792.53522.76452.84683.47561.51442.1559
H53.96594.20602.59001.09921.78171.78142.79502.57183.22433.77232.16123.0740
H63.82804.42062.55361.09731.78171.78383.48213.77313.83794.29922.16082.4823
H74.43114.93493.29411.09791.78141.78382.79673.10742.66583.81002.15492.5110
C82.86263.02422.43302.53522.79503.48212.79671.10021.09891.09751.51572.1551
H93.34703.23782.72752.76452.57183.77313.10741.10021.78321.78782.16373.0751
H103.81534.06763.38352.84683.22433.83792.66581.09891.78321.77682.16652.4913
H112.52432.57122.68473.47563.77234.29923.81001.09751.78781.77682.15442.4976
C122.30592.83601.42661.51442.16122.16082.15491.51572.16372.16652.15441.1039
H132.45893.23492.05272.15593.07402.48232.51102.15513.07512.49132.49761.1039

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 107.299 H2 O1 O3 100.255
O3 C12 C4 104.175 O3 C12 C8 111.528
O3 C12 H13 107.736 C4 C12 C8 113.580
C4 C12 H13 109.860 H5 C4 H6 108.413
H5 C4 H7 108.342 H5 C4 C12 110.554
H6 C4 H7 108.696 H6 C4 C12 110.637
H7 C4 C12 110.133 C8 C12 H13 109.703
H9 C8 H10 108.360 H9 C8 H11 108.879
H9 C8 C12 110.604 H10 C8 H11 107.989
H10 C8 C12 110.905 H11 C8 C12 110.030
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.154      
2 H 0.177      
3 O -0.236      
4 C -0.019      
5 H 0.037      
6 H 0.044      
7 H 0.036      
8 C -0.020      
9 H 0.028      
10 H 0.031      
11 H 0.030      
12 C 0.028      
13 H 0.017      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.649 1.341 0.621 1.614
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.872 -2.219 -3.168
y -2.219 -32.329 0.548
z -3.168 0.548 -30.654
Traceless
 xyz
x 2.619 -2.219 -3.168
y -2.219 -2.565 0.548
z -3.168 0.548 -0.054
Polar
3z2-r2-0.108
x2-y23.456
xy-2.219
xz-3.168
yz0.548


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.544 -0.404 -0.074
y -0.404 6.182 0.051
z -0.074 0.051 5.693


<r2> (average value of r2) Å2
<r2> 131.136
(<r2>)1/2 11.451