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All results from a given calculation for HOCH2COOH (Hydroxyacetic acid)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at CBS-Q
 hartrees
Energy at 0K-303.900958
Energy at 298.15K-303.895318
HF Energy-302.651459
Nuclear repulsion energy181.849893
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 CBS-Q
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' 4072 4072 84.49      
2 A' 4057 4057 111.03      
3 A' 3211 3211 28.38      
4 A' 2026 2026 418.62      
5 A' 1639 1639 7.06      
6 A' 1626 1626 1.69      
7 A' 1476 1476 149.00      
8 A' 1407 1407 83.23      
9 A' 1325 1325 179.46      
10 A' 1243 1243 224.20      
11 A' 935 935 41.50      
12 A' 712 712 31.70      
13 A' 511 511 26.79      
14 A' 304 304 7.65      
15 A" 3248 3248 30.23      
16 A" 1372 1372 0.04      
17 A" 1146 1146 3.72      
18 A" 724 724 201.25      
19 A" 555 555 10.81      
20 A" 249 249 94.65      
21 A" 37i 37i 46.02      

Unscaled Zero Point Vibrational Energy (zpe) 15900.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15900.6 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 CBS-Q
ABC
0.35213 0.13494 0.09965

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.588 -0.864 0.000
C2 0.000 0.521 0.000
O3 -0.917 1.470 0.000
O4 1.162 0.750 0.000
O5 0.405 -1.834 0.000
H6 -1.220 -0.965 0.878
H7 -1.220 -0.965 -0.878
H8 1.251 -1.410 0.000
H9 -0.482 2.313 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.50492.35752.38041.38791.08681.08681.91863.1789
C21.50491.31971.18392.38962.11392.11392.30131.8556
O32.35751.31972.19973.55872.60612.60613.60530.9482
O42.38041.18392.19972.69233.06363.06362.16212.2682
O51.38792.38963.55872.69232.04192.04190.94634.2407
H61.08682.11392.60613.06362.04191.75592.66083.4726
H71.08682.11392.60613.06362.04191.75592.66083.4726
H81.91862.30133.60532.16210.94632.66082.66084.1070
H93.17891.85560.94822.26824.24073.47263.47264.1070

picture of Hydroxyacetic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 112.992 C1 C2 O4 124.143
C1 O5 H8 109.091 C2 C1 O5 111.319
C2 C1 H6 108.212 C2 C1 H7 108.212
C2 O3 H9 108.706 O3 C2 O4 122.865
O5 C1 H6 110.604 O5 C1 H7 110.604
H6 C1 H7 107.770
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability