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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: QCISD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD/cc-pVTZ
 hartrees
Energy at 0K-205.019526
Energy at 298.15K-205.027236
HF Energy-204.209894
Nuclear repulsion energy124.199723
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-pVTZ
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 3695 3531 15.71      
2 A 3691 3527 21.66      
3 A 3591 3431 9.29      
4 A 3587 3427 20.84      
5 A 3536 3379 4.73      
6 A 1780 1701 271.16      
7 A 1668 1594 122.91      
8 A 1651 1578 26.72      
9 A 1487 1421 105.52      
10 A 1218 1164 28.27      
11 A 1162 1110 64.36      
12 A 1127 1077 17.34      
13 A 950 908 6.57      
14 A 845 808 54.08      
15 A 805 769 203.44      
16 A 696 665 168.95      
17 A 601 575 195.11      
18 A 544 520 14.77      
19 A 479 458 0.04      
20 A 405 387 14.36      
21 A 355 339 46.05      

Unscaled Zero Point Vibrational Energy (zpe) 16936.7 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 16183.0 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-pVTZ
ABC
0.35194 0.34180 0.17598

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.020 0.124 -0.000
N2 -0.236 1.380 0.007
N3 -0.961 -0.905 0.086
N4 1.281 -0.368 -0.090
H5 -1.233 1.568 -0.028
H6 -1.904 -0.595 -0.081
H7 -0.730 -1.700 -0.487
H8 1.949 0.374 0.041
H9 1.454 -1.140 0.535

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.27481.39721.39341.88612.01852.01691.98472.0138
N21.27482.39822.31691.01462.58673.15842.40583.0798
N31.39722.39822.31222.48981.00601.00773.17912.4684
N41.39342.31692.31223.17343.19292.44381.00721.0077
H51.88611.01462.48983.17342.26543.33823.39883.8558
H62.01852.58671.00603.19292.26541.66303.97473.4575
H72.01693.15841.00772.44383.33821.66303.42842.4755
H81.98472.40583.17911.00723.39883.97473.42841.6672
H92.01383.07982.46841.00773.85583.45752.47551.6672

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 110.432 C1 N3 H6 113.267
C1 N3 H7 113.001 C1 N4 H8 110.502
C1 N4 H9 113.028 N2 C1 N3 127.618
N2 C1 N4 120.473 N3 C1 N4 111.906
H6 N3 H7 111.356 H8 N4 H9 111.677
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability