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 HCONH2CN2H4 (formamide aminomethanimine dimer)

using model chemistry: SVWN/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 SVWN/6-31G*
 hartrees
Energy at 0K-318.255392
Energy at 298.15K 
HF Energy-318.255392
Nuclear repulsion energy233.618957
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 SVWN/6-31G*
Rotational Constants (cm-1) from geometry optimized at SVWN/6-31G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.301 1.202 0.003
N2 1.381 1.106 0.003
N3 -1.359 1.169 -0.001
C4 1.969 -0.086 -0.001
O5 1.392 -1.181 -0.001
C6 -1.975 0.033 -0.001
N7 -1.338 -1.139 0.002
H8 -0.281 -1.180 0.001
H9 1.971 1.936 -0.000
H10 3.087 -0.050 -0.005
H11 -2.012 1.957 -0.003
H12 -3.080 -0.045 -0.002
H13 -1.873 -2.002 0.001

Atom - Atom Distances (Å)
  H1 N2 N3 C4 O5 C6 N7 H8 H9 H10 H11 H12 H13
H11.08391.66032.10682.62082.55962.85842.45201.82423.05392.43353.60433.8722
N21.08392.74031.32872.28713.52403.52662.82641.01892.06073.49814.60754.5000
N31.66032.74033.55633.61821.29342.30892.58443.41694.60961.02332.10703.2129
C42.10681.32873.55631.23803.94623.47122.50242.02221.11824.47435.04964.2937
O52.62082.28713.61821.23803.57972.73091.67373.17092.03714.62984.61473.3671
C62.55963.52401.29343.94623.57971.33392.08314.38195.06281.92461.10772.0371
N72.85843.52662.30893.47122.73091.33391.05774.51834.55713.16872.05741.0150
H82.45202.82642.58442.50241.67372.08311.05773.84533.55253.58243.02041.7916
H91.82421.01893.41692.02223.17094.38194.51833.84532.27873.98325.42635.5038
H103.05392.06074.60961.11822.03715.06284.55713.55252.27875.47956.16725.3301
H112.43353.49811.02334.47434.62981.92463.16873.58243.98325.47952.26903.9613
H123.60434.60752.10705.04964.61471.10772.05743.02045.42636.16722.26902.2996
H133.87224.50003.21294.29373.36712.03711.01501.79165.50385.33013.96132.2996

picture of formamide aminomethanimine dimer state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N2 C4 121.341 H1 N2 H9 120.314
H1 N3 C6 119.608 H1 N3 H11 128.565
N2 H1 N3 173.799 N2 C4 O5 125.968
N2 C4 H10 114.459 N3 C6 N7 122.986
N3 C6 H12 122.491 C4 N2 H9 118.343
C4 O5 H8 117.726 O5 C4 H10 119.573
O5 H8 N7 177.850 C6 N3 H11 111.827
C6 N7 H8 120.719 C6 N7 H13 119.671
N7 C6 H12 114.523 H8 N7 H13 119.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.387      
2 N -0.696      
3 N -0.640      
4 C 0.261      
5 O -0.440      
6 C 0.201      
7 N -0.715      
8 H 0.384      
9 H 0.334      
10 H 0.124      
11 H 0.310      
12 H 0.145      
13 H 0.344      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.582 1.532 -0.009 2.202
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.258 6.456 -0.004
y 6.456 -31.284 -0.010
z -0.004 -0.010 -39.028
Traceless
 xyz
x 9.899 6.456 -0.004
y 6.456 0.859 -0.010
z -0.004 -0.010 -10.757
Polar
3z2-r2-21.514
x2-y26.027
xy6.456
xz-0.004
yz-0.010


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


<r2> (average value of r2) Å2
<r2> 204.379
(<r2>)1/2 14.296