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All results from a given calculation for HOCH2OOH (hydroxy methyl peroxide)

using model chemistry: B3LYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/6-31G(2df,p)
 hartrees
Energy at 0K-266.091080
Energy at 298.15K-266.096535
HF Energy-266.091080
Nuclear repulsion energy131.583528
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 B3LYP/6-31G(2df,p)
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 3808 3674 30.41      
2 A 3752 3621 26.86      
3 A 3073 2965 45.00      
4 A 2968 2864 74.49      
5 A 1539 1485 2.43      
6 A 1437 1387 54.07      
7 A 1398 1349 13.83      
8 A 1388 1339 66.66      
9 A 1229 1186 2.73      
10 A 1160 1119 79.00      
11 A 1074 1036 117.05      
12 A 1030 994 53.98      
13 A 955 922 11.64      
14 A 514 496 7.25      
15 A 397 383 135.29      
16 A 311 300 20.27      
17 A 228 220 70.77      
18 A 112 108 2.55      

Unscaled Zero Point Vibrational Energy (zpe) 13185.9 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 12724.4 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 B3LYP/6-31G(2df,p)
ABC
1.19475 0.14559 0.13624

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.517 0.490 0.019
O2 -1.754 -0.124 -0.049
O3 0.468 -0.534 -0.141
O4 1.746 0.128 -0.036
H5 -1.845 -0.705 0.715
H6 2.058 -0.212 0.814
H7 -0.457 1.204 -0.810
H8 -0.332 1.012 0.972

Atom - Atom Distances (Å)
  C1 O2 O3 O4 H5 H6 H7 H8
C11.38341.42982.29241.91752.78491.09541.1023
O21.38342.26113.50950.96383.90962.00672.0875
O31.42982.26111.44402.47121.88292.07972.0658
O42.29243.50951.44403.76200.96782.57112.4727
H51.91750.96382.47123.76203.93472.81002.3029
H62.78493.90961.88290.96783.93473.31212.6893
H71.09542.00672.07972.57112.81003.31211.7971
H81.10232.08752.06582.47272.30292.68931.7971

picture of hydroxy methyl peroxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H5 108.229 C1 O3 O4 105.817
O2 C1 O3 106.963 O2 C1 H7 107.529
O2 C1 H8 113.757 O3 C1 H7 110.180
O3 C1 H8 108.652 O3 O4 H6 100.795
H7 C1 H8 109.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability