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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-203.400143
Energy at 298.15K-203.407720
HF Energy-202.971105
Nuclear repulsion energy122.450225
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 CCD/3-21G*
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 3626 3468 7.44      
2 A 3606 3450 8.58      
3 A 3510 3358 7.68      
4 A 3490 3338 6.72      
5 A 3340 3195 14.05      
6 A 1768 1692 139.81      
7 A 1721 1646 73.43      
8 A 1710 1636 61.71      
9 A 1453 1389 155.25      
10 A 1220 1167 26.79      
11 A 1166 1116 66.69      
12 A 1125 1076 52.05      
13 A 912 872 3.02      
14 A 870 832 56.65      
15 A 746 713 312.34      
16 A 627 600 191.84      
17 A 546 523 214.13      
18 A 536 512 146.94      
19 A 472 452 0.23      
20 A 403 386 48.42      
21 A 354 339 9.37      

Unscaled Zero Point Vibrational Energy (zpe) 16600.9 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 15878.7 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 CCD/3-21G*
ABC
0.34203 0.33181 0.17083

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.019 0.132 0.003
N2 -0.140 1.412 0.013
N3 -1.030 -0.856 0.058
N4 1.265 -0.459 -0.072
H5 -1.122 1.726 -0.061
H6 -1.990 -0.524 0.052
H7 -0.861 -1.686 -0.503
H8 2.003 0.241 -0.078
H9 1.422 -1.225 0.581

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.28601.41451.41561.93992.07812.06622.02672.0615
N21.28602.43622.34191.03302.67783.22232.44413.1169
N31.41452.43622.33332.58611.01551.01633.22882.5345
N41.41562.34192.33333.23643.25852.49231.01761.0183
H51.93991.03302.58613.23642.41463.45093.45983.9484
H62.07812.67781.01553.25852.41461.71294.06823.5232
H72.06623.22231.01632.49233.45091.71293.47842.5686
H82.02672.44413.22881.01763.45984.06823.47841.7094
H92.06153.11692.53451.01833.94843.52322.56861.7094

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 113.093 C1 N3 H6 116.604
C1 N3 H7 115.450 C1 N4 H8 111.760
C1 N4 H9 114.792 N2 C1 N3 128.816
N2 C1 N4 120.114 N3 C1 N4 111.070
H6 N3 H7 114.927 H8 N4 H9 114.205
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability