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All results from a given calculation for CH5N3 (Guanidine)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-202.659935
Energy at 298.15K-202.667096
HF Energy-202.659935
Nuclear repulsion energy119.359535
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/STO-3G
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 3750 3347 0.37      
2 A 3747 3344 0.01      
3 A 3554 3172 2.71      
4 A 3551 3169 0.99      
5 A 3453 3081 24.03      
6 A 1823 1627 34.29      
7 A 1787 1594 36.05      
8 A 1749 1561 41.97      
9 A 1536 1371 72.81      
10 A 1278 1140 1.81      
11 A 1245 1111 45.61      
12 A 1184 1056 15.91      
13 A 952 850 24.34      
14 A 878 784 27.09      
15 A 787 702 269.10      
16 A 732 654 174.53      
17 A 548 489 82.28      
18 A 488 436 7.96      
19 A 433 387 2.46      
20 A 349 311 73.14      
21 A 315 281 10.54      

Unscaled Zero Point Vibrational Energy (zpe) 17069.3 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 15232.7 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/STO-3G
ABC
0.32778 0.31316 0.16330

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.013 0.133 -0.001
N2 -0.049 1.455 0.009
N3 -1.118 -0.816 0.115
N4 1.273 -0.547 -0.119
H5 -1.092 1.712 -0.009
H6 -2.004 -0.370 -0.237
H7 -0.927 -1.652 -0.498
H8 2.019 0.165 0.093
H9 1.338 -1.296 0.621

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7 H8 H9
C11.32241.46181.45931.91282.06772.06622.03392.0623
N21.32242.51252.40301.07442.68593.26822.43923.1410
N31.46182.51252.41712.53181.05281.05353.28652.5525
N41.45932.40302.41713.27293.28392.49021.05291.0548
H51.91281.07442.53183.27292.28473.40363.47633.9179
H62.06772.68591.05283.28392.28471.69484.07183.5722
H72.06623.26821.05352.49023.40361.69483.51072.5505
H82.03392.43923.28651.05293.47634.07183.51071.6959
H92.06233.14102.55251.05483.91793.57222.55051.6959

picture of Guanidine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H5 105.428 C1 N3 H6 109.552
C1 N3 H7 109.389 C1 N4 H8 107.000
C1 N4 H9 109.172 N2 C1 N3 128.886
N2 C1 N4 119.431 N3 C1 N4 111.675
H6 N3 H7 107.145 H8 N4 H9 107.144
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.215      
2 N -0.338      
3 N -0.374      
4 N -0.372      
5 H 0.129      
6 H 0.178      
7 H 0.187      
8 H 0.193      
9 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.027 -1.735 -0.056 2.017
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.017 -1.574 4.053
y -1.574 -24.614 0.263
z 4.053 0.263 -23.522
Traceless
 xyz
x 6.051 -1.574 4.053
y -1.574 -3.845 0.263
z 4.053 0.263 -2.206
Polar
3z2-r2-4.412
x2-y26.597
xy-1.574
xz4.053
yz0.263


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.658 -0.377 0.139
y -0.377 4.159 -0.032
z 0.139 -0.032 0.910


<r2> (average value of r2) Å2
<r2> 75.897
(<r2>)1/2 8.712