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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G
 hartrees
Energy at 0K-204.449743
Energy at 298.15K-204.457348
HF Energy-204.026909
Nuclear repulsion energy122.278393
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
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3742 3555 19.32      
2 A 3733 3547 22.79      
3 A 3605 3425 14.62      
4 A 3596 3417 25.12      
5 A 3442 3270 12.40      
6 A 1757 1670 159.42      
7 A 1718 1632 152.43      
8 A 1698 1613 75.47      
9 A 1482 1408 167.29      
10 A 1199 1140 15.28      
11 A 1157 1099 106.79      
12 A 1125 1068 22.90      
13 A 944 897 11.48      
14 A 826 784 44.91      
15 A 728 692 354.10      
16 A 620 589 187.64      
17 A 539 512 24.21      
18 A 530 504 379.14      
19 A 482 458 1.26      
20 A 422 401 45.20      
21 A 383 364 6.34      

Unscaled Zero Point Vibrational Energy (zpe) 16863.3 cm-1
Scaled (by 0.9501) Zero Point Vibrational Energy (zpe) 16021.8 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=FULL/6-31G
ABC
0.34124 0.33040 0.16979

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.013 0.122 0.002
N2 -0.107 1.426 0.015
N3 -1.052 -0.829 0.041
N4 1.253 -0.480 -0.055
H5 -1.074 1.764 -0.080
H6 -2.002 -0.492 0.117
H7 -0.924 -1.695 -0.466
H8 2.017 0.182 -0.100
H9 1.410 -1.304 0.511

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.30751.40861.40311.95702.08402.08472.03372.0775
N21.30752.44492.34241.02892.69763.26102.46383.1617
N31.40862.44492.33312.59611.01061.01143.23432.5508
N41.40312.34242.33313.23303.25902.52581.01231.0118
H51.95701.02892.59613.23302.44723.48353.47233.9913
H62.08402.69761.01063.25902.44721.71724.08053.5288
H72.08473.26101.01142.52583.48351.71723.50752.5597
H82.03372.46383.23431.01233.47234.08053.50751.7176
H92.07753.16172.55081.01183.99133.52882.55971.7176

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 113.241 C1 N3 H6 118.025
C1 N3 H7 118.034 C1 N4 H8 113.718
C1 N4 H9 117.786 N2 C1 N3 128.315
N2 C1 N4 119.532 N3 C1 N4 112.153
H6 N3 H7 116.271 H8 N4 H9 116.118
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability