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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: MP2=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-204.928449
Energy at 298.15K-204.936165
HF Energy-204.152637
Nuclear repulsion energy124.375358
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 MP2=FULL/6-31G(2df,p)
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 3743 3518 24.39      
2 A 3736 3511 31.08      
3 A 3625 3407 17.64      
4 A 3618 3401 28.65      
5 A 3580 3364 3.18      
6 A 1787 1679 223.85      
7 A 1662 1562 123.01      
8 A 1646 1547 36.55      
9 A 1483 1394 108.38      
10 A 1207 1134 15.24      
11 A 1142 1073 77.06      
12 A 1119 1052 11.69      
13 A 962 904 6.04      
14 A 849 798 46.85      
15 A 803 755 204.34      
16 A 687 646 169.05      
17 A 604 568 222.23      
18 A 542 510 15.32      
19 A 479 450 0.10      
20 A 415 390 15.52      
21 A 372 350 41.89      

Unscaled Zero Point Vibrational Energy (zpe) 17029.8 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 16006.3 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 MP2=FULL/6-31G(2df,p)
ABC
0.35206 0.34423 0.17662

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.021 0.123 0.000
N2 -0.226 1.383 0.009
N3 -0.961 -0.899 0.084
N4 1.272 -0.376 -0.090
H5 -1.220 1.583 -0.037
H6 -1.907 -0.594 -0.076
H7 -0.731 -1.701 -0.482
H8 1.944 0.366 0.035
H9 1.447 -1.147 0.536

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.27621.39141.38881.88972.01912.01631.98002.0137
N21.27622.39902.31201.01542.59683.16372.39613.0781
N31.39142.39902.29982.49931.00681.00833.16852.4622
N41.38882.31202.29983.17033.18612.43331.00841.0084
H51.88971.01542.49933.17032.28393.35073.39073.8594
H62.01912.59681.00683.18612.28391.66523.96993.4536
H72.01633.16371.00832.43333.35071.66523.41952.4669
H81.98002.39613.16851.00843.39073.96993.41951.6689
H92.01373.07812.46221.00843.85943.45362.46691.6689

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.583 C1 N3 H6 113.723
C1 N3 H7 113.371 C1 N4 H8 110.363
C1 N4 H9 113.330 N2 C1 N3 128.083
N2 C1 N4 120.287 N3 C1 N4 111.628
H6 N3 H7 111.465 H8 N4 H9 111.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability