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All results from a given calculation for HCONH2CN2H4 (formamide aminomethanimine dimer)

using model chemistry: B3LYP_cp/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-319.956088
Energy at 298.15K-319.946922
Nuclear repulsion energy 
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/6-31+G**
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 3720 3587 99.08      
2 A 3673 3542 65.50      
3 A 3552 3425 7.50      
4 A 3360 3240 744.37      
5 A 3133 3021 771.46      
6 A 3068 2959 128.31      
7 A 2986 2879 194.22      
8 A 1774 1711 661.74      
9 A 1731 1669 132.43      
10 A 1667 1607 3.50      
11 A 1644 1585 3.09      
12 A 1432 1381 40.05      
13 A 1423 1372 17.58      
14 A 1369 1320 37.96      
15 A 1349 1301 110.36      
16 A 1155 1114 78.13      
17 A 1117 1077 1.62      
18 A 1104 1065 3.10      
19 A 1062 1024 15.98      
20 A 1047 1010 0.01      
21 A 900 868 66.87      
22 A 799 771 0.78      
23 A 742 716 158.14      
24 A 643 620 10.00      
25 A 586 565 8.69      
26 A 505 487 102.86      
27 A 351 338 73.88      
28 A 220 212 82.51      
29 A 172 165 1.14      
30 A 160 154 0.87      
31 A 156 151 10.86      
32 A 100 97 114.43      
33 A 58 56 4.87      

Unscaled Zero Point Vibrational Energy (zpe) 23380.3 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 22543.3 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/6-31+G**
ABC
0.18305 0.06473 0.04782

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.481 1.214 0.000
N2 1.512 1.098 0.000
N3 -1.416 1.187 -0.000
C4 2.069 -0.125 -0.000
O5 1.447 -1.191 -0.000
C6 -2.071 0.072 0.000
N7 -1.472 -1.138 0.000
H8 -0.449 -1.219 -0.000
H9 2.108 1.912 0.000
H10 3.174 -0.118 -0.000
H11 -2.052 1.981 -0.000
H12 -3.167 0.025 0.000
H13 -2.029 -1.975 0.000

Atom - Atom Distances (Å)
  H1 N2 N3 C4 O5 C6 N7 H8 H9 H10 H11 H12 H13
H11.03831.89722.07752.59222.79573.05672.60461.77063.00512.64573.83644.0583
N21.03832.93021.34372.29023.72753.72893.03581.00882.05943.67174.80074.6890
N31.89722.93023.72413.72211.29302.32542.59283.59804.77261.01662.10113.2208
C42.07751.34373.72411.23464.14473.68292.74572.03781.10524.62745.23794.4965
O52.59222.29023.72211.23463.73782.91921.89643.17332.03354.72234.77113.5633
C62.79573.72751.29304.14473.73781.34992.07264.56615.24871.90891.09672.0474
N73.05673.72892.32543.68292.91921.34991.02574.70294.75673.17182.05511.0058
H82.60463.03582.59282.74571.89642.07261.02574.04273.78703.57822.98831.7515
H91.77061.00883.59802.03783.17334.56614.70294.04272.29384.15985.60215.6768
H103.00512.05944.77261.10522.03355.24874.75673.78702.29385.63166.34265.5248
H112.64573.67171.01664.62744.72231.90893.17183.57824.15985.63162.25163.9557
H123.83644.80072.10115.23794.77111.09672.05512.98835.60216.34262.25162.3006
H134.05834.68903.22084.49653.56332.04741.00581.75155.67685.52483.95572.3006

picture of formamide aminomethanimine dimer state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.408      
2 N -0.534      
3 N -0.684      
4 C 0.308      
5 O -0.569      
6 C 0.163      
7 N -0.577      
8 H 0.396      
9 H 0.299      
10 H 0.102      
11 H 0.272      
12 H 0.113      
13 H 0.304      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.328 1.665 0.000 2.130
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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> 0.000
(<r2>)1/2 0.000