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All results from a given calculation for H2NCH2COOH (Glycine)

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-283.702015
Energy at 298.15K-283.709046
HF Energy-282.859579
Nuclear repulsion energy178.729152
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
4/u)
Dep P Dep U
1 A' 3789 3635 57.42      
2 A' 3501 3359 0.21      
3 A' 3081 2956 17.58      
4 A' 1866 1790 251.51      
5 A' 1686 1617 14.09      
6 A' 1465 1406 8.47      
7 A' 1446 1387 29.99      
8 A' 1337 1283 6.76      
9 A' 1207 1158 200.23      
10 A' 1168 1121 85.03      
11 A' 1007 966 139.74      
12 A' 858 823 46.32      
13 A' 644 618 12.83      
14 A' 471 452 30.21      
15 A' 264 254 8.16      
16 A" 3573 3428 0.63      
17 A" 3128 3001 11.47      
18 A" 1408 1351 0.67      
19 A" 1193 1144 1.37      
20 A" 935 897 1.99      
21 A" 665 638 95.23      
22 A" 518 497 32.22      
23 A" 255 245 46.17      
24 A" 71 68 4.10      

Unscaled Zero Point Vibrational Energy (zpe) 17767.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 17046.0 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
0.34229 0.12933 0.09696

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 0.000 0.550 0.000
O2 1.183 0.812 0.000
O3 -0.971 1.496 0.000
C4 -0.587 -0.857 0.000
N5 0.398 -1.930 0.000
H6 -0.502 2.347 0.000
H7 -1.248 -0.946 0.882
H8 -1.248 -0.946 -0.882
H9 1.017 -1.781 0.803
H10 1.017 -1.781 -0.803

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.21171.35511.52512.51201.86572.13872.13872.66702.6670
O21.21172.25982.43332.85212.27933.12713.12712.71962.7196
O31.35512.25982.38403.68920.97222.61102.61103.91563.9156
C41.52512.43332.38401.45683.20561.10551.10552.01782.0178
N52.51202.85213.68921.45684.37082.11092.11091.02471.0247
H61.86572.27930.97223.20564.37083.49013.49014.47124.4712
H72.13873.12712.61101.10552.11093.49011.76422.41482.9438
H82.13873.12712.61101.10552.11093.49011.76422.94382.4148
H92.66702.71963.91562.01781.02474.47122.41482.94381.6067
H102.66702.71963.91562.01781.02474.47122.94382.41481.6067

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 105.389 C1 C4 N5 114.772
C1 C4 H7 107.713 C1 C4 H8 107.713
O2 C1 O3 123.278 O2 C1 C4 125.129
O3 C1 C4 111.593 C4 N5 H9 107.527
C4 N5 H10 107.527 N5 C4 H7 110.183
N5 C4 H8 110.183 H7 C4 H8 105.859
H9 N5 H10 103.245
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability