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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B3LYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31G*
 hartrees
Energy at 0K-284.423454
Energy at 298.15K-284.430364
Nuclear repulsion energy178.703724
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*
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' 3680 3534 38.05      
2 A' 3473 3335 0.24      
3 A' 3060 2939 16.99      
4 A' 1849 1775 257.93      
5 A' 1714 1646 19.79      
6 A' 1485 1426 11.94      
7 A' 1420 1364 17.76      
8 A' 1330 1277 11.34      
9 A' 1182 1135 165.13      
10 A' 1146 1100 117.38      
11 A' 961 922 176.10      
12 A' 833 800 65.11      
13 A' 637 612 9.19      
14 A' 463 445 32.54      
15 A' 259 249 9.79      
16 A" 3550 3409 0.55      
17 A" 3097 2974 10.19      
18 A" 1404 1348 0.32      
19 A" 1195 1147 1.02      
20 A" 930 893 3.42      
21 A" 678 651 106.06      
22 A" 512 492 32.12      
23 A" 240 230 52.42      
24 A" 57 55 5.49      

Unscaled Zero Point Vibrational Energy (zpe) 17576.5 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 16878.7 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 B3LYP/6-31G*
ABC
0.34356 0.12871 0.09670

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.552 0.000
O2 1.180 0.822 0.000
O3 -0.973 1.495 0.000
C4 -0.580 -0.859 0.000
N5 0.399 -1.930 0.000
H6 -0.519 2.359 0.000
H7 -1.237 -0.954 0.874
H8 -1.237 -0.954 -0.874
H9 1.011 -1.820 0.808
H10 1.011 -1.820 -0.808

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.21111.35541.52552.51361.87992.13572.13572.70192.7019
O21.21112.25652.43462.86092.29083.12453.12452.76822.7682
O31.35542.25652.38653.68970.97612.61362.61363.94723.9472
C41.52552.43462.38651.45153.21821.09711.09712.02712.0271
N52.51362.86093.68971.45154.38572.09602.09601.01911.0191
H61.87992.29080.97613.21824.38573.50063.50064.52274.5227
H72.13573.12452.61361.09712.09603.50061.74792.41002.9379
H82.13573.12452.61361.09712.09603.50061.74792.93792.4100
H92.70192.76823.94722.02711.01914.52272.41002.93791.6151
H102.70192.76823.94722.02711.01914.52272.93792.41001.6151

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 106.334 C1 C4 N5 115.180
C1 C4 H7 107.927 C1 C4 H8 107.927
O2 C1 O3 122.995 O2 C1 C4 125.272
O3 C1 C4 111.733 C4 N5 H9 109.014
C4 N5 H10 109.014 N5 C4 H7 109.870
N5 C4 H8 109.870 H7 C4 H8 105.610
H9 N5 H10 104.821
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.541      
2 O -0.460      
3 O -0.559      
4 C -0.232      
5 N -0.684      
6 H 0.410      
7 H 0.184      
8 H 0.184      
9 H 0.308      
10 H 0.308      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.643 1.080 0.000 1.257
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.875 -2.480 0.000
y -2.480 -29.651 0.000
z 0.000 0.000 -26.913
Traceless
 xyz
x -3.593 -2.480 0.000
y -2.480 -0.256 0.000
z 0.000 0.000 3.850
Polar
3z2-r27.699
x2-y2-2.225
xy-2.480
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 118.107
(<r2>)1/2 10.868