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

using model chemistry: PBEPBEultrafine_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 PBEPBEultrafine_cp_opt/6-31+G**
 hartrees
Energy at 0K-319.583274
Energy at 298.15K-319.592481
Nuclear repulsion energy71.506842
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 PBEPBEultrafine_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' 3641 3599 87.99      
2 A' 3583 3543 47.43      
3 A' 3479 3439 6.75      
4 A' 3187 3151 976.48      
5 A' 2994 2960 61.54      
6 A' 2908 2874 98.47      
7 A' 2890 2857 1231.14      
8 A' 1726 1706 619.28      
9 A' 1685 1666 87.15      
10 A' 1613 1595 0.40      
11 A' 1591 1572 1.06      
12 A' 1386 1370 24.99      
13 A' 1373 1357 15.86      
14 A' 1332 1317 33.84      
15 A' 1316 1301 83.96      
16 A' 1128 1116 61.64      
17 A' 1087 1075 1.46      
18 A' 1072 1059 9.96      
19 A' 631 624 7.77      
20 A' 571 565 7.74      
21 A' 229 226 98.79      
22 A' 171 169 1.39      
23 A' 160 158 0.26      
24 A" 1024 1012 30.58      
25 A" 1002 991 0.00      
26 A" 895 885 39.57      
27 A" 794 785 3.70      
28 A" 726 718 157.48      
29 A" 513 507 97.13      
30 A" 355 351 65.27      
31 A" 158 156 4.95      
32 A" 109 108 106.87      
33 A" 57 56 3.93      

Unscaled Zero Point Vibrational Energy (zpe) 22693.3 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 22434.6 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 PBEPBEultrafine_cp_opt/6-31+G**
ABC
0.18126 0.06607 0.04842

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.019 -1.285 0.000
N2 -1.049 -1.515 0.000
N3 1.710 -0.685 0.000
C4 -1.984 -0.543 0.000
O5 -1.751 0.681 0.000
C6 1.970 0.592 0.000
N7 1.005 1.540 0.000
H8 0.000 1.277 0.000
H9 -1.350 -2.486 0.000
H10 -3.033 -0.919 0.000
H11 2.577 -1.229 0.000
H12 2.999 0.998 0.000
H13 1.260 2.520 0.000

Atom - Atom Distances (Å)
  H1 N2 N3 C4 O5 C6 N7 H8 H9 H10 H11 H12 H13
H11.05531.83022.10002.62032.73553.00482.56211.79233.03592.59743.78434.0143
N21.05532.88121.34862.30583.68223.68122.98271.01662.07143.63804.76474.6490
N31.83022.88123.69633.72101.30372.33412.60263.55014.74881.02392.12003.2367
C42.10001.34863.69631.24594.11373.64242.69182.04451.11504.61255.21524.4609
O52.62032.30583.72101.24593.72262.88641.84973.19302.05074.73144.76043.5279
C62.73553.68221.30374.11373.72261.35312.08614.52755.22691.91951.10552.0548
N73.00483.68122.33413.64242.88641.35311.03854.66394.72773.18432.06641.0128
H82.56212.98272.60262.69181.84972.08611.03853.99793.74483.59483.01171.7698
H91.79231.01663.55012.04453.19304.52754.66393.99792.30004.12335.57205.6454
H103.03592.07144.74881.11502.05075.22694.72773.74482.30005.61916.32935.5007
H112.59743.63801.02394.61254.73141.91953.18433.59484.12335.61912.26643.9738
H123.78434.76472.12005.21524.76041.10552.06643.01175.57206.32932.26642.3111
H134.01434.64903.23674.46093.52792.05481.01281.76985.64545.50073.97382.3111

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 121.271 H1 N2 H9 119.763
H1 N3 C6 120.662 H1 N3 H11 128.796
N2 H1 N3 173.456 N2 C4 O5 125.384
N2 C4 H10 114.116 N3 C6 N7 122.928
N3 C6 H12 123.072 C4 N2 H9 118.967
C4 O5 H8 119.544 O5 C4 H10 120.501
O5 H8 N7 175.877 C6 N3 H11 110.542
C6 N7 H8 120.878 C6 N7 H13 119.878
N7 C6 H12 114.000 H8 N7 H13 119.244
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine_cp_opt/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.000      
2 N 0.000      
3 N -0.527      
4 C 0.000      
5 O 0.000      
6 C -0.016      
7 N -0.462      
8 H 0.320      
9 H 0.000      
10 H 0.000      
11 H 0.256      
12 H 0.128      
13 H 0.302      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.896 -1.060 0.000 2.172
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.427 8.387 0.000
y 8.387 -28.304 0.000
z 0.000 0.000 -40.868
Traceless
 xyz
x 4.159 8.387 0.000
y 8.387 7.343 0.000
z 0.000 0.000 -11.502
Polar
3z2-r2-23.004
x2-y2-2.123
xy8.387
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.603 -0.372 0.000
y -0.372 6.510 0.000
z 0.000 0.000 3.227


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