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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-204.220129
Energy at 298.15K-204.227578
HF Energy-204.220129
Nuclear repulsion energy123.113060
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 B3LYP/3-21G
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 3647 3519 13.98      
2 A 3626 3498 17.23      
3 A 3523 3399 7.97      
4 A 3502 3379 11.75      
5 A 3351 3233 15.60      
6 A 1730 1669 206.39      
7 A 1680 1621 49.87      
8 A 1664 1606 99.35      
9 A 1435 1385 174.00      
10 A 1174 1133 18.53      
11 A 1136 1096 127.08      
12 A 1083 1045 31.45      
13 A 931 898 11.32      
14 A 796 768 59.65      
15 A 729 704 144.77      
16 A 575 555 257.97      
17 A 533 515 14.24      
18 A 475 458 29.87      
19 A 440 425 201.22      
20 A 391 377 33.92      
21 A 380 367 152.03      

Unscaled Zero Point Vibrational Energy (zpe) 16399.0 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 15823.4 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 B3LYP/3-21G
ABC
0.34696 0.33601 0.17245

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.017 0.127 0.001
N2 -0.112 1.411 0.018
N3 -1.040 -0.823 0.034
N4 1.246 -0.469 -0.057
H5 -1.083 1.745 -0.085
H6 -1.998 -0.505 0.106
H7 -0.885 -1.723 -0.408
H8 2.009 0.199 -0.088
H9 1.402 -1.304 0.500

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.28761.39641.39721.94022.08212.08332.02902.0752
N21.28762.41892.32001.03192.68973.25502.44483.1451
N31.39642.41892.31482.57181.01201.01423.21802.5315
N41.39722.32002.31483.21343.24812.49661.01491.0159
H51.94021.03192.57183.21342.43723.48863.45673.9764
H62.08212.68971.01203.24812.43721.72804.07303.5142
H72.08333.25501.01422.49663.48861.72803.48842.4954
H82.02902.44483.21801.01493.45674.07303.48841.7246
H92.07523.14512.53151.01593.97643.51422.49541.7246

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 113.074 C1 N3 H6 118.786
C1 N3 H7 118.734 C1 N4 H8 113.582
C1 N4 H9 117.759 N2 C1 N3 128.589
N2 C1 N4 119.504 N3 C1 N4 111.908
H6 N3 H7 117.035 H8 N4 H9 116.258
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.707      
2 N -0.630      
3 N -0.752      
4 N -0.731      
5 H 0.219      
6 H 0.294      
7 H 0.299      
8 H 0.308      
9 H 0.287      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.218 -2.780 0.095 3.036
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.728 -1.648 2.003
y -1.648 -24.730 -0.373
z 2.003 -0.373 -26.034
Traceless
 xyz
x 8.654 -1.648 2.003
y -1.648 -3.349 -0.373
z 2.003 -0.373 -5.305
Polar
3z2-r2-10.610
x2-y28.002
xy-1.648
xz2.003
yz-0.373


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.807 -0.405 -0.033
y -0.405 5.495 -0.060
z -0.033 -0.060 1.478


<r2> (average value of r2) Å2
<r2> 73.314
(<r2>)1/2 8.562