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

using model chemistry: B3LYPultrafine_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 B3LYPultrafine_cp/6-31+G**
 hartrees
Energy at 0K-319.956087
Energy at 298.15K-319.946910
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 B3LYPultrafine/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' 3719 3580 99.04      
2 A' 3673 3536 65.45      
3 A' 3553 3421 7.47      
4 A' 3359 3234 745.40      
5 A' 3130 3014 770.84      
6 A' 3067 2953 129.63      
7 A' 2986 2874 194.53      
8 A' 1773 1707 667.61      
9 A' 1730 1665 126.40      
10 A' 1666 1603 3.61      
11 A' 1643 1582 2.94      
12 A' 1432 1378 40.80      
13 A' 1423 1370 17.46      
14 A' 1368 1317 40.33      
15 A' 1348 1298 107.05      
16 A' 1155 1112 78.02      
17 A' 1116 1075 1.47      
18 A' 1104 1063 3.29      
19 A' 641 617 10.02      
20 A' 585 563 8.48      
21 A' 219 211 82.75      
22 A' 170 164 0.93      
23 A' 158 152 0.92      
24 A" 1061 1022 15.56      
25 A" 1046 1007 0.01      
26 A" 898 865 67.47      
27 A" 796 767 0.04      
28 A" 742 715 158.86      
29 A" 506 487 103.68      
30 A" 353 340 76.48      
31 A" 156 150 9.38      
32 A" 100 96 112.19      
33 A" 58 56 5.34      

Unscaled Zero Point Vibrational Energy (zpe) 23367.5 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 22495.9 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 B3LYPultrafine/6-31+G**
ABC
0.18306 0.06473 0.04782

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.031 -1.305 0.000
N2 -1.039 -1.553 0.000
N3 1.740 -0.624 0.000
C4 -1.985 -0.598 0.000
O5 -1.770 0.617 0.000
C6 1.968 0.649 0.000
N7 0.987 1.576 0.000
H8 0.000 1.299 0.000
H9 -1.316 -2.523 0.000
H10 -3.019 -0.987 0.000
H11 2.610 -1.149 0.000
H12 2.980 1.072 0.000
H13 1.221 2.555 0.000

Atom - Atom Distances (Å)
  H1 N2 N3 C4 O5 C6 N7 H8 H9 H10 H11 H12 H13
H11.03851.89672.07762.59222.79503.05582.60351.77083.00542.64533.83584.0574
N21.03852.92991.34362.29023.72723.72843.03511.00882.05943.67144.80044.6885
N31.89672.92993.72433.72261.29312.32532.59273.59754.77271.01662.10123.2208
C42.07761.34363.72431.23464.14493.68292.74552.03771.10534.62755.23814.4964
O52.59222.29023.72261.23463.73832.91951.89663.17332.03354.72274.77163.5634
C62.79503.72721.29314.14493.73831.34992.07264.56575.24891.90901.09672.0474
N73.05583.72842.32533.68292.91951.34991.02584.70234.75673.17182.05521.0058
H82.60353.03512.59272.74551.89662.07261.02584.04203.78703.57812.98841.7516
H91.77081.00883.59752.03773.17334.56574.70234.04202.29394.15925.60175.6763
H103.00542.05944.77271.10532.03355.24894.75673.78702.29395.63166.34285.5248
H112.64533.67141.01664.62754.72271.90903.17183.57814.15925.63162.25183.9559
H123.83584.80042.10125.23814.77161.09672.05522.98845.60176.34282.25182.3007
H134.05744.68853.22084.49643.56342.04741.00581.75165.67635.52483.95592.3007

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 B3LYPultrafine/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
  1.825 -1.103 0.000 2.132
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