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: G3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at G3
 hartrees
Energy at 0K-984.106761
Energy at 298.15K-984.100167
HF Energy-981.986942
Nuclear repulsion energy338.346240
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 HF/6-31G*
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 3929 3702 0.00      
2 Ag 3778 3560 0.00      
3 Ag 1821 1715 0.00      
4 Ag 1561 1471 0.00      
5 Ag 1483 1397 0.00      
6 Ag 1054 994 0.00      
7 Ag 717 675 0.00      
8 Ag 454 427 0.00      
9 Ag 355 335 0.00      
10 Au 711 670 0.45      
11 Au 644 607 507.43      
12 Au 428 403 25.92      
13 Au 11i 11i 16.00      
14 Bg 793 748 0.00      
15 Bg 708 667 0.00      
16 Bg 613 578 0.00      
17 Bu 3930 3703 249.85      
18 Bu 3784 3565 302.47      
19 Bu 1794 1690 547.13      
20 Bu 1537 1448 567.44      
21 Bu 1357 1278 222.45      
22 Bu 913 860 185.76      
23 Bu 504 475 1.04      
24 Bu 305 287 27.61      

Unscaled Zero Point Vibrational Energy (zpe) 16579.9 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 15621.6 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 MP2=FULL/6-31G*
ABC
0.15018 0.05363 0.03952

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.042 0.762 0.000
C2 0.042 -0.762 0.000
S3 1.296 1.737 0.000
S4 -1.296 -1.737 0.000
N5 -1.296 1.221 0.000
N6 1.296 -1.221 0.000
H7 -2.068 0.558 0.000
H8 -1.463 2.219 0.000
H9 2.068 -0.558 0.000
H10 1.463 -2.219 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.52641.65532.79621.33542.39172.03652.03502.48863.3390
C21.52642.79621.65532.39171.33542.48863.33902.03652.0350
S31.65532.79624.33452.64292.95763.56472.80042.42133.9594
S42.79621.65534.33452.95762.64292.42133.95943.56472.8004
N51.33542.39172.64292.95763.56051.01741.01213.80514.4090
N62.39171.33542.95762.64293.56053.80514.40901.01741.0121
H72.03652.48863.56472.42131.01743.80511.76784.28384.4917
H82.03503.33902.80043.95941.01214.40901.76784.49175.3151
H92.48862.03652.42133.56473.80511.01744.28384.49171.7678
H103.33902.03503.95942.80044.40901.01214.49175.31511.7678

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 122.673 C1 C2 N6 114.448
C1 N5 H7 120.075 C1 N5 H8 118.945
C2 C1 S3 122.673 C2 C1 N5 114.448
C2 N6 H9 120.075 C2 N6 H10 118.945
S3 C1 N5 122.879 S4 C2 N6 122.879
H7 N5 H8 120.979 H9 N6 H10 120.979
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability