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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B3LYP/CEP-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/CEP-31G*
 hartrees
Energy at 0K-56.176160
Energy at 298.15K-56.182984
Nuclear repulsion energy99.307369
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/CEP-31G*
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' 3728 3601 42.74      
2 A' 3484 3365 0.12      
3 A' 3070 2964 21.36      
4 A' 1818 1755 301.41      
5 A' 1690 1632 18.03      
6 A' 1456 1406 14.23      
7 A' 1398 1350 17.74      
8 A' 1304 1259 6.43      
9 A' 1163 1123 191.26      
10 A' 1124 1085 110.50      
11 A' 948 916 172.53      
12 A' 823 794 49.02      
13 A' 623 601 8.59      
14 A' 452 436 32.21      
15 A' 251 242 9.20      
16 A" 3565 3443 0.95      
17 A" 3111 3004 16.10      
18 A" 1378 1331 0.61      
19 A" 1174 1134 1.04      
20 A" 907 876 3.04      
21 A" 650 627 109.45      
22 A" 503 486 38.83      
23 A" 232 224 57.96      
24 A" 57 56 4.65      

Unscaled Zero Point Vibrational Energy (zpe) 17454.1 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 16855.5 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 B3LYP/CEP-31G*
ABC
0.33580 0.12595 0.09458

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.562 0.000
O2 1.189 0.853 0.000
O3 -0.994 1.506 0.000
C4 -0.580 -0.870 0.000
N5 0.420 -1.944 0.000
H6 -0.544 2.377 0.000
H7 -1.237 -0.964 0.883
H8 -1.237 -0.964 -0.883
H9 1.032 -1.825 0.814
H10 1.032 -1.825 -0.814

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.22381.37021.54522.54141.89412.15362.15362.72492.7249
O21.22382.27772.46952.90112.30683.15663.15662.80342.8034
O31.37022.27772.41153.72840.98022.63422.63423.98233.9823
C41.54522.46952.41151.46783.24681.10401.10402.04282.0428
N52.54142.90113.72841.46784.42702.11752.11751.02511.0251
H61.89412.30680.98023.24684.42703.52423.52424.56044.5604
H72.15363.15662.63421.10402.11753.52421.76512.42742.9605
H82.15363.15662.63421.10402.11753.52421.76512.96052.4274
H92.72492.80343.98232.04281.02514.56042.42742.96051.6273
H102.72492.80343.98232.04281.02514.56042.96052.42741.6273

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 106.200 C1 C4 N5 114.993
C1 C4 H7 107.600 C1 C4 H8 107.600
O2 C1 O3 122.716 O2 C1 C4 125.808
O3 C1 C4 111.475 C4 N5 H9 108.760
C4 N5 H10 108.760 N5 C4 H7 110.044
N5 C4 H8 110.044 H7 C4 H8 106.152
H9 N5 H10 105.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.185      
2 O -0.119      
3 O -0.317      
4 C -0.188      
5 N -0.480      
6 H 0.412      
7 H 0.172      
8 H 0.172      
9 H 0.266      
10 H 0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.737 1.047 0.000 1.281
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.223 -2.759 0.000
y -2.759 -30.436 0.000
z 0.000 0.000 -27.081
Traceless
 xyz
x -3.465 -2.759 0.000
y -2.759 -0.784 0.000
z 0.000 0.000 4.249
Polar
3z2-r28.498
x2-y2-1.787
xy-2.759
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> 0.000
(<r2>)1/2 0.000