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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: AM1

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at AM1
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' 3448 3288 71.27      
2 A' 2524 2407 77.42      
3 A' 1683 1605 17.67      
4 A' 1296 1236 1.40      
5 A' 765 730 238.09      
6 A' 527 503 27.77      
7 A" 3413 3254 64.71      
8 A" 1265 1206 6.42      
9 A" 502 478 0.86      

Unscaled Zero Point Vibrational Energy (zpe) 7711.3 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 7352.8 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 AM1
ABC
10.12689 0.33279 0.32550

See section I.F.4 to change rotational constant units
Geometric Data calculated at AM1

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.221 0.000
N2 0.071 1.389 0.000
N3 0.033 -1.141 0.000
H4 -0.364 -1.530 0.833
H5 -0.364 -1.530 -0.833

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16971.36241.97321.9732
N21.16972.52983.06643.0664
N31.36242.52981.00141.0014
H41.97323.06641.00141.6664
H51.97323.06641.00141.6664

picture of cyanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 112.283 C1 N3 H5 112.283
N2 C1 N3 175.134 H4 N3 H5 112.619
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at AM1
 hartrees
Energy at 0K 
Energy at 298.15K0.049940
HF Energy0.049940
Nuclear repulsion energy46.995972
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 AM1
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3540 3375 154.19      
2 A1 2522 2405 155.34      
3 A1 1660 1583 41.66      
4 A1 1343 1281 12.87      
5 B1 542 516 1.58      
6 B1 525i 501i 573.52      
7 B2 3530 3366 152.65      
8 B2 1196 1141 0.13      
9 B2 500 477 2.52      

Unscaled Zero Point Vibrational Energy (zpe) 7154.0 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 6821.3 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 AM1
ABC
11.30132 0.33605 0.32635

See section I.F.4 to change rotational constant units
Geometric Data calculated at AM1

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.219
N2 0.000 0.000 1.391
N3 0.000 0.000 -1.120
H4 0.000 0.860 -1.604
H5 0.000 -0.860 -1.604

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.17141.33922.01582.0158
N21.17142.51063.11563.1156
N31.33922.51060.98700.9870
H42.01583.11560.98701.7205
H52.01583.11560.98701.7205

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 119.359 C1 N3 H5 119.359
N2 C1 N3 180.000 H4 N3 H5 121.283
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability