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: B3LYP_cp_opt/aug-cc-pVTZ

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_cp_opt/aug-cc-pVTZ
 hartrees
Energy at 0K-320.065666
Energy at 298.15K-320.074978
Nuclear repulsion energy72.236301
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_cp_opt/aug-cc-pVTZ
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 3702 3591 87.38      
2 A 3660 3550 59.90      
3 A 3537 3431 7.97      
4 A 3338 3238 759.27      
5 A 3135 3041 730.97      
6 A 3053 2961 100.42      
7 A 2957 2868 171.57      
8 A 1758 1706 629.76      
9 A 1716 1664 107.97      
10 A 1659 1609 3.31      
11 A 1639 1589 2.44      
12 A 1429 1386 38.32      
13 A 1422 1379 17.50      
14 A 1362 1321 45.21      
15 A 1341 1301 103.77      
16 A 1156 1121 82.58      
17 A 1116 1082 1.27      
18 A 1104 1071 2.90      
19 A 1066 1034 9.13      
20 A 1057 1025 0.21      
21 A 889 862 50.32      
22 A 797 773 1.27      
23 A 751 728 122.15      
24 A 641 622 10.19      
25 A 587 569 7.29      
26 A 505 490 86.76      
27 A 362 351 67.96      
28 A 218 212 81.75      
29 A 169 164 1.63      
30 A 166 161 2.43      
31 A 155 150 0.77      
32 A 120 116 91.97      
33 A 59 57 7.82      

Unscaled Zero Point Vibrational Energy (zpe) 23311.5 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 22612.2 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 B3LYP_cp_opt/aug-cc-pVTZ
ABC
0.18464 0.06479 0.04796

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP_cp_opt/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.487 1.214 0.000
N2 -1.513 1.095 0.000
N3 1.425 1.182 0.000
C4 -2.065 -0.124 0.000
O5 -1.448 -1.183 -0.000
C6 2.068 0.068 0.000
N7 1.466 -1.134 0.000
H8 0.447 -1.213 -0.000
H9 -2.109 1.904 0.000
H10 -3.168 -0.115 0.000
H11 2.062 1.969 0.000
H12 3.159 0.016 0.000
H13 2.020 -1.968 -0.000

Atom - Atom Distances (Å)
  H1 N2 N3 C4 O5 C6 N7 H8 H9 H10 H11 H12 H13
H11.03311.91252.06962.58282.79993.05422.60091.76272.99212.65813.83764.0514
N21.03312.93981.33882.27953.72533.72083.02851.00442.04983.68014.79514.6766
N31.91252.93983.72713.72131.28542.31642.58713.60744.77251.01242.08903.2059
C42.06961.33883.72711.22604.13783.67272.73842.02861.10224.62775.22634.4825
O52.58282.27953.72131.22603.73182.91381.89503.15722.02484.71744.76033.5556
C62.79993.72531.28544.13783.73181.34512.06634.56245.23871.90071.09232.0375
N73.05423.72082.31643.67272.91381.34511.02164.69144.74413.16022.04721.0016
H82.60093.02852.58712.73841.89502.06631.02164.03123.77793.56862.97761.7449
H91.76271.00443.60742.02863.15724.56244.69144.03122.27944.17135.59605.6608
H102.99212.04984.77251.10222.02485.23874.74413.77792.27945.62936.32795.5089
H112.65813.68011.01244.62774.71741.90073.16023.56864.17135.62932.24003.9378
H123.83764.79512.08905.22634.76031.09232.04722.97765.59606.32792.24002.2883
H134.05144.67663.20594.48253.55562.03751.00161.74495.66085.50893.93782.2883

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 120.970 H1 N2 H9 119.785
H1 N3 C6 120.961 H1 N3 H11 127.975
N2 H1 N3 172.423 N2 C4 O5 125.381
N2 C4 H10 113.872 N3 C6 N7 123.415
N3 C6 H12 122.731 C4 N2 H9 119.245
C4 O5 H8 121.163 O5 C4 H10 120.748
O5 H8 N7 174.660 C6 N3 H11 111.064
C6 N7 H8 121.027 C6 N7 H13 119.798
N7 C6 H12 113.854 H8 N7 H13 119.175
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP_cp_opt/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.000      
2 N 0.000      
3 N -0.503      
4 C 0.000      
5 O 0.000      
6 C -0.050      
7 N -0.146      
8 H 0.118      
9 H 0.000      
10 H 0.000      
11 H 0.086      
12 H 0.449      
13 H 0.045      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.151 1.504 0.000 1.894
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.117 -7.233 0.000
y -7.233 -34.016 0.000
z 0.000 0.000 -40.124
Traceless
 xyz
x 11.953 -7.233 0.000
y -7.233 -1.396 0.000
z 0.000 0.000 -10.557
Polar
3z2-r2-21.115
x2-y28.899
xy-7.233
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.831 0.132 0.000
y 0.132 6.754 0.000
z 0.000 0.000 3.692


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000