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

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-303.537136
Energy at 298.15K-303.542715
HF Energy-302.687691
Nuclear repulsion energy179.466281
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 QCISD/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' 3798 3643 61.94      
2 A' 3792 3638 84.47      
3 A' 3050 2926 32.13      
4 A' 1860 1784 262.54      
5 A' 1516 1455 6.81      
6 A' 1507 1445 6.19      
7 A' 1396 1339 137.85      
8 A' 1318 1265 22.29      
9 A' 1217 1168 150.67      
10 A' 1152 1105 189.26      
11 A' 882 847 30.91      
12 A' 659 632 21.49      
13 A' 478 459 25.30      
14 A' 284 272 8.61      
15 A" 3085 2960 29.02      
16 A" 1257 1206 0.12      
17 A" 1055 1012 0.85      
18 A" 663 636 127.92      
19 A" 513 492 7.65      
20 A" 299 286 65.58      
21 A" 60 58 15.27      

Unscaled Zero Point Vibrational Energy (zpe) 14919.4 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 14313.7 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 QCISD/cc-pVDZ
ABC
0.35432 0.13507 0.09964

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.600 -0.871 0.000
C2 0.000 0.524 0.000
O3 -0.938 1.490 0.000
O4 1.195 0.735 0.000
O5 0.408 -1.849 0.000
H6 -1.253 -0.959 0.891
H7 -1.253 -0.959 -0.891
H8 1.239 -1.349 0.000
H9 -0.452 2.332 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.51932.38582.40901.40411.10801.10801.90043.2071
C21.51931.34661.21342.40782.13652.13652.24591.8635
O32.38581.34662.26283.60022.62532.62533.57790.9723
O42.40901.21342.26282.70093.10773.10772.08432.2940
O51.40412.40783.60022.70092.08452.08450.97004.2684
H61.10802.13652.62533.10772.08451.78162.67553.5027
H71.10802.13652.62533.10772.08451.78162.67553.5027
H81.90042.24593.57792.08430.97002.67552.67554.0508
H93.20711.86350.97232.29404.26843.50273.50274.0508

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 112.574 C1 C2 O4 123.274
C1 O5 H8 104.870 C2 C1 O5 110.837
C2 C1 H6 107.789 C2 C1 H7 107.789
C2 O3 H9 105.827 O3 C2 O4 124.152
O5 C1 H6 111.603 O5 C1 H7 111.603
H6 C1 H7 107.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability