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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: MP2/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-205.005702
Energy at 298.15K-205.013355
HF Energy-204.218901
Nuclear repulsion energy124.209984
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/Def2TZVPP
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 3708 3528 24.91      
2 A 3704 3524 32.40      
3 A 3592 3417 12.74      
4 A 3588 3414 30.15      
5 A 3543 3371 6.13      
6 A 1754 1668 262.32      
7 A 1644 1565 124.86      
8 A 1629 1550 30.90      
9 A 1464 1393 111.08      
10 A 1195 1137 20.53      
11 A 1137 1082 74.64      
12 A 1108 1055 14.46      
13 A 950 904 9.82      
14 A 820 781 47.15      
15 A 773 736 172.75      
16 A 667 634 174.34      
17 A 588 560 227.72      
18 A 539 513 15.07      
19 A 478 455 0.08      
20 A 415 394 13.76      
21 A 356 338 44.77      

Unscaled Zero Point Vibrational Energy (zpe) 16825.8 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 16009.8 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/Def2TZVPP
ABC
0.35159 0.34268 0.17598

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.023 0.124 0.001
N2 -0.262 1.378 0.009
N3 -0.941 -0.921 0.078
N4 1.283 -0.345 -0.085
H5 -1.257 1.566 -0.040
H6 -1.897 -0.642 -0.058
H7 -0.695 -1.732 -0.466
H8 1.946 0.406 0.025
H9 1.481 -1.127 0.518

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.27641.39351.38971.89832.02612.02901.98882.0232
N21.27642.39832.31581.01382.60003.17612.41273.0936
N31.39352.39832.30262.50991.00571.00743.17742.4695
N41.38972.31582.30263.17853.19392.44541.00751.0074
H51.89831.01382.50993.17852.29923.37303.40733.8804
H62.02612.60001.00573.19392.29921.67363.98443.4608
H72.02903.17611.00742.44543.37301.67363.43282.4631
H81.98882.41273.17741.00753.40733.98443.43281.6758
H92.02323.09362.46951.00743.88043.46082.46311.6758

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 111.456 C1 N3 H6 114.266
C1 N3 H7 114.410 C1 N4 H8 111.113
C1 N4 H9 114.178 N2 C1 N3 127.812
N2 C1 N4 120.536 N3 C1 N4 111.650
H6 N3 H7 112.480 H8 N4 H9 112.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability