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All results from a given calculation for NH2CN (cyanamide)

using model chemistry: CCSD(T)=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C2V 1A1

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at CCSD(T)=FULL/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/aug-cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/aug-cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C2V)

Jump to S1C1
Energy calculated at CCSD(T)=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-148.612375
Energy at 298.15K 
HF Energy-147.967639
Nuclear repulsion energy59.467143
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 CCSD(T)=FULL/aug-cc-pVTZ
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 3661 3528        
2 A1 2326 2242        
3 A1 1637 1577        
4 A1 1122 1081        
5 B1 516 497        
6 B1 460i 444i        
7 B2 3775 3638        
8 B2 1118 1077        
9 B2 395 381        

Unscaled Zero Point Vibrational Energy (zpe) 7044.8 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 6789.0 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 CCSD(T)=FULL/aug-cc-pVTZ
ABC
11.23217 0.33996 0.32998

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.220
N2 0.000 0.000 1.382
N3 0.000 0.000 -1.110
H4 0.000 0.863 -1.614
H5 0.000 -0.863 -1.614

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.16271.32932.02682.0268
N21.16272.49193.11843.1184
N31.32932.49190.99970.9997
H42.02683.11840.99971.7258
H52.02683.11840.99971.7258

picture of cyanamide state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H4 120.323 C1 N3 H5 120.323
N2 C1 N3 180.000 H4 N3 H5 119.355
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability