return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C2H4N2S2 (Ethanedithioamide)

using model chemistry: B3PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-984.423490
Energy at 298.15K-984.429637
HF Energy-984.423490
Nuclear repulsion energy337.175649
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 B3PW91/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3688 3558 0.00      
2 Ag 3440 3319 0.00      
3 Ag 1623 1565 0.00      
4 Ag 1423 1373 0.00      
5 Ag 1332 1285 0.00      
6 Ag 952 918 0.00      
7 Ag 685 661 0.00      
8 Ag 410 395 0.00      
9 Ag 331 319 0.00      
10 Au 680 656 12.77      
11 Au 540 521 210.71      
12 Au 394 380 47.71      
13 Au 60 58 7.43      
14 Bg 724 699 0.00      
15 Bg 668 644 0.00      
16 Bg 521 503 0.00      
17 Bu 3690 3560 207.83      
18 Bu 3448 3326 239.92      
19 Bu 1580 1524 526.09      
20 Bu 1426 1376 257.73      
21 Bu 1227 1184 117.55      
22 Bu 876 845 48.45      
23 Bu 447 431 0.94      
24 Bu 276 266 29.89      

Unscaled Zero Point Vibrational Energy (zpe) 15220.3 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 14681.5 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 B3PW91/aug-cc-pVDZ
ABC
0.15009 0.05347 0.03943

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.051 0.762 0.000
C2 0.051 -0.762 0.000
S3 1.303 1.739 0.000
S4 -1.303 -1.739 0.000
N5 -1.303 1.209 0.000
N6 1.303 -1.209 0.000
H7 -2.053 0.517 0.000
H8 -1.484 2.201 0.000
H9 2.053 -0.517 0.000
H10 1.484 -2.201 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.52801.66902.79691.32942.39122.01712.03132.46203.3376
C21.52802.79691.66902.39121.32942.46203.33762.01712.0313
S31.66902.79694.34532.65892.94773.57112.82522.37713.9443
S42.79691.66904.34532.94772.65892.37713.94433.57112.8252
N51.32942.39122.65892.94773.55471.02051.00893.77354.4044
N62.39121.32942.94772.65893.55473.77354.40441.02051.0089
H72.01712.46203.57112.37711.02053.77351.77784.23394.4610
H82.03133.33762.82523.94431.00894.40441.77784.46105.3101
H92.46202.01712.37713.57113.77351.02054.23394.46101.7778
H103.33762.03133.94432.82524.40441.00894.46105.31011.7778

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 121.999 C1 C2 N6 113.441
C1 N5 H7 117.670 C1 N5 H8 119.995
C2 C1 S3 121.999 C2 C1 N5 113.441
C2 N6 H9 117.670 C2 N6 H10 119.995
S3 C1 N5 124.560 S4 C2 N6 124.560
H7 N5 H8 122.334 H9 N6 H10 122.334
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.438      
2 C 0.438      
3 S -0.275      
4 S -0.275      
5 N -0.106      
6 N -0.106      
7 H -0.021      
8 H -0.035      
9 H -0.021      
10 H -0.035      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.595 -11.842 0.000
y -11.842 -51.071 0.000
z 0.000 0.000 -52.908
Traceless
 xyz
x 6.395 -11.842 0.000
y -11.842 -1.820 0.000
z 0.000 0.000 -4.575
Polar
3z2-r2-9.150
x2-y25.477
xy-11.842
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 16.412 2.819 0.000
y 2.819 15.435 0.000
z 0.000 0.000 8.300


<r2> (average value of r2) Å2
<r2> 256.486
(<r2>)1/2 16.015