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

using model chemistry: B3LYP_cp_opt/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_opt/6-31+G**
 hartrees
Energy at 0K-319.956214
Energy at 298.15K-319.965435
Nuclear repulsion energy71.924887
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/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 100.11      
2 A 3674 3543 67.06      
3 A 3551 3424 6.93      
4 A 3368 3248 734.53      
5 A 3150 3037 768.40      
6 A 3070 2960 115.49      
7 A 2988 2881 187.27      
8 A 1773 1710 675.71      
9 A 1729 1667 115.37      
10 A 1664 1604 3.97      
11 A 1642 1584 3.62      
12 A 1433 1381 40.17      
13 A 1423 1372 16.67      
14 A 1368 1319 41.41      
15 A 1345 1297 105.78      
16 A 1157 1116 81.08      
17 A 1114 1074 0.98      
18 A 1102 1062 3.58      
19 A 1061 1023 12.41      
20 A 1051 1013 0.37      
21 A 889 857 71.89      
22 A 792 764 3.05      
23 A 743 716 155.73      
24 A 639 616 10.20      
25 A 584 563 8.50      
26 A 505 487 105.65      
27 A 351 339 77.68      
28 A 212 205 83.34      
29 A 164 158 1.10      
30 A 162 156 3.80      
31 A 156 150 0.84      
32 A 112 108 122.99      
33 A 57 55 3.43      

Unscaled Zero Point Vibrational Energy (zpe) 23373.7 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 22536.9 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/6-31+G**
ABC
0.18305 0.06419 0.04752

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP_cp_opt/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.484 1.213 -0.000
N2 -1.515 1.099 0.000
N3 1.428 1.186 0.000
C4 -2.077 -0.122 0.000
O5 -1.459 -1.190 -0.000
C6 2.078 0.069 0.000
N7 1.475 -1.139 -0.000
H8 0.453 -1.216 -0.000
H9 -2.107 1.916 0.000
H10 -3.182 -0.110 0.000
H11 2.068 1.976 0.000
H12 3.174 0.017 0.000
H13 2.028 -1.979 -0.000

Atom - Atom Distances (Å)
  H1 N2 N3 C4 O5 C6 N7 H8 H9 H10 H11 H12 H13
H11.03731.91252.07772.59342.80673.06112.60391.76863.00432.66433.84894.0621
N21.03732.94471.34402.29053.73883.73533.03921.00882.05903.68944.81274.6941
N31.91252.94473.74073.73911.29292.32542.59293.60974.78841.01662.10133.2212
C42.07771.34403.74071.23434.15953.69432.75612.03851.10524.64555.25234.5055
O52.59342.29053.73911.23433.75472.93421.91183.17372.03364.73974.78743.5753
C62.80673.73881.29294.15953.75471.35012.07244.57535.26321.90691.09662.0480
N73.06113.73532.32543.69432.93421.35011.02514.70814.76893.17052.05481.0058
H82.60393.03922.59292.75611.91182.07241.02514.04573.79913.57772.98761.7504
H91.76861.00883.60972.03853.17374.57534.70814.04572.29384.17595.61235.6811
H103.00432.05904.78841.10522.03365.26324.76893.79912.29385.64926.35695.5352
H112.66433.68941.01664.64554.73971.90693.17053.57774.17595.64922.24923.9545
H123.84894.81272.10135.25234.78741.09662.05482.98765.61236.35692.24922.3008
H134.06214.69413.22124.50553.57532.04801.00581.75045.68115.53523.95452.3008

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 120.962 H1 N2 H9 119.629
H1 N3 C6 121.014 H1 N3 H11 128.243
N2 H1 N3 172.912 N2 C4 O5 125.286
N2 C4 H10 114.069 N3 C6 N7 123.236
N3 C6 H12 122.924 C4 N2 H9 119.409
C4 O5 H8 120.816 O5 C4 H10 120.645
O5 H8 N7 174.879 C6 N3 H11 110.743
C6 N7 H8 120.895 C6 N7 H13 120.050
N7 C6 H12 113.840 H8 N7 H13 119.055
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP_cp_opt/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.000      
2 N 0.000      
3 N -0.555      
4 C 0.000      
5 O 0.000      
6 C 0.076      
7 N -0.498      
8 H 0.316      
9 H 0.000      
10 H 0.000      
11 H 0.250      
12 H 0.113      
13 H 0.298      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.332 1.657 0.000 2.126
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.986 -7.553 0.000
y -7.553 -33.874 0.000
z 0.000 0.000 -40.682
Traceless
 xyz
x 13.292 -7.553 0.000
y -7.553 -1.540 0.000
z 0.000 0.000 -11.752
Polar
3z2-r2-23.504
x2-y29.888
xy-7.553
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.293 0.292 0.000
y 0.292 6.253 0.000
z 0.000 0.000 3.113


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