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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-204.751308
Energy at 298.15K-204.759066
HF Energy-204.117847
Nuclear repulsion energy123.735419
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 MP3/6-31G*
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 3697 3470 13.06      
2 A 3693 3466 19.22      
3 A 3596 3375 12.05      
4 A 3589 3369 18.92      
5 A 3527 3311 4.61      
6 A 1838 1725 256.62      
7 A 1713 1608 145.82      
8 A 1697 1593 32.79      
9 A 1519 1426 107.45      
10 A 1249 1172 24.45      
11 A 1185 1112 61.91      
12 A 1156 1085 15.00      
13 A 968 909 3.66      
14 A 889 835 78.22      
15 A 835 784 348.30      
16 A 738 692 196.76      
17 A 616 578 159.50      
18 A 551 517 14.27      
19 A 487 457 0.17      
20 A 407 382 32.65      
21 A 369 347 37.19      

Unscaled Zero Point Vibrational Energy (zpe) 17159.1 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 16105.6 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 MP3/6-31G*
ABC
0.34959 0.33917 0.17495

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.018 0.125 -0.000
N2 -0.185 1.391 0.009
N3 -0.994 -0.878 0.086
N4 1.269 -0.417 -0.091
H5 -1.177 1.627 -0.035
H6 -1.935 -0.536 -0.064
H7 -0.795 -1.669 -0.516
H8 1.962 0.316 0.012
H9 1.426 -1.166 0.574

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.27761.40231.39851.89812.02952.02211.98852.0198
N21.27762.41042.32211.02092.60463.16472.40103.0749
N31.40232.41042.31622.51431.01251.01403.18882.4856
N41.39852.32212.31623.18783.20642.45101.01371.0143
H51.89811.02092.51433.18782.29213.35313.40213.8663
H62.02952.60461.01253.20642.29211.67023.98993.4788
H72.02213.16471.01402.45103.35311.67023.43762.5241
H81.98852.40103.18881.01373.40213.98993.43761.6735
H92.01983.07492.48561.01433.86633.47882.52411.6735

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.840 C1 N3 H6 113.387
C1 N3 H7 112.625 C1 N4 H8 110.025
C1 N4 H9 112.709 N2 C1 N3 128.103
N2 C1 N4 120.319 N3 C1 N4 111.575
H6 N3 H7 111.011 H8 N4 H9 111.215
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability