return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH7N3 (triaminomethane)

using model chemistry: PBEPBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3 1A
Energy calculated at PBEPBE/3-21G*
 hartrees
Energy at 0K-205.150519
Energy at 298.15K-205.160371
HF Energy-205.150519
Nuclear repulsion energy135.298376
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 PBEPBE/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 3352 3196 10.95      
2 A 3237 3087 20.41      
3 A 2998 2858 29.40      
4 A 1651 1574 44.97      
5 A 1335 1273 0.24      
6 A 889 848 12.20      
7 A 754 719 1.45      
8 A 529 505 32.09      
9 A 311 296 71.06      
10 E 3351 3195 4.69      
10 E 3351 3195 4.69      
11 E 3243 3092 11.83      
11 E 3243 3092 11.83      
12 E 1657 1580 11.15      
12 E 1657 1580 11.15      
13 E 1370 1306 14.87      
13 E 1370 1306 14.87      
14 E 1189 1134 27.59      
14 E 1189 1134 27.59      
15 E 1011 964 35.06      
15 E 1011 964 35.06      
16 E 745 710 302.88      
16 E 745 710 302.87      
17 E 405 387 54.09      
17 E 405 387 54.09      
18 E 277 264 31.17      
18 E 277 264 31.18      

Unscaled Zero Point Vibrational Energy (zpe) 20776.3 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 19810.2 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 PBEPBE/3-21G*
ABC
0.28162 0.28162 0.16203

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

Point Group is C3

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.375
H2 0.000 0.000 1.479
N3 0.000 1.419 -0.057
N4 1.229 -0.710 -0.057
N5 -1.229 -0.710 -0.057
H6 0.881 1.873 0.254
H7 1.182 -1.699 0.254
H8 -2.062 -0.174 0.254
H9 -0.038 1.465 -1.096
H10 1.288 -0.700 -1.096
H11 -1.250 -0.765 -1.096

Atom - Atom Distances (Å)
  C1 H2 N3 N4 N5 H6 H7 H8 H9 H10 H11
C11.10401.48341.48341.48342.07312.07312.07312.07672.07672.0767
H21.10402.09132.09132.09132.40472.40472.40472.96302.96302.9630
N31.48342.09132.45792.45791.03863.34912.62431.04052.68852.7229
N41.48342.09132.45792.45792.62431.03863.34912.72291.04052.6885
N51.48342.09132.45792.45793.34912.62431.03862.68852.72291.0405
H62.07312.40471.03862.62433.34913.58463.58461.68322.93403.6503
H72.07312.40473.34911.03862.62433.58463.58463.65031.68322.9340
H82.07312.40472.62433.34911.03863.58463.58462.93403.65031.6832
H92.07672.96301.04052.72292.68851.68323.65032.93402.53902.5390
H102.07672.96302.68851.04052.72292.93401.68323.65032.53902.5390
H112.07672.96302.72292.68851.04053.65032.93401.68322.53902.5390

picture of triaminomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H6 109.301 C1 N3 H9 109.483
C1 N4 H7 109.301 C1 N4 H10 109.483
C1 N5 H8 109.301 C1 N5 H11 109.483
H2 C1 N3 106.941 H2 C1 N4 106.941
H2 C1 N5 106.941 N3 C1 N4 111.879
N3 C1 N5 111.879 N4 C1 N5 111.879
H6 N3 H9 108.113 H7 N4 H10 108.113
H8 N5 H11 108.113
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.117      
2 H 0.240      
3 N -0.631      
4 N -0.631      
5 N -0.631      
6 H 0.270      
7 H 0.270      
8 H 0.270      
9 H 0.242      
10 H 0.242      
11 H 0.242      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.872 1.872
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.928 0.000 0.000
y 0.000 -26.928 0.000
z 0.000 0.000 -21.808
Traceless
 xyz
x -2.560 0.000 0.000
y 0.000 -2.560 0.000
z 0.000 0.000 5.120
Polar
3z2-r210.240
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.735 0.000 0.000
y 0.000 4.735 0.000
z 0.000 0.000 4.607


<r2> (average value of r2) Å2
<r2> 84.234
(<r2>)1/2 9.178