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All results from a given calculation for C2H4N2S2 (Ethanedithioamide)

using model chemistry: QCISD(T)/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 QCISD(T)/cc-pVDZ
 hartrees
Energy at 0K-982.984261
Energy at 298.15K-982.990080
HF Energy-982.044016
Nuclear repulsion energy334.685870
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 QCISD(T)/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 3699 3526 0.00      
2 Ag 3490 3327 0.00      
3 Ag 1629 1552 0.00      
4 Ag 1428 1361 0.00      
5 Ag 1339 1276 0.00      
6 Ag 959 914 0.00      
7 Ag 672 641 0.00      
8 Ag 407 388 0.00      
9 Ag 329 314 0.00      
10 Au 664 632 0.00      
11 Au 429 409 0.00      
12 Au 374 356 0.00      
13 Au 31 30 0.00      
14 Bg 697 664 0.00      
15 Bg 642 612 0.00      
16 Bg 397 378 0.00      
17 Bu 3701 3527 0.00      
18 Bu 3499 3335 0.00      
19 Bu 1584 1509 0.00      
20 Bu 1432 1364 0.00      
21 Bu 1227 1170 0.00      
22 Bu 868 828 0.00      
23 Bu 446 425 0.00      
24 Bu 275 262 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 15108.3 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 14399.7 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 QCISD(T)/cc-pVDZ
ABC
0.14860 0.05248 0.03878

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/cc-pVDZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.046 0.771 0.000
C2 0.046 -0.771 0.000
S3 1.310 1.758 0.000
S4 -1.310 -1.758 0.000
N5 -1.310 1.216 0.000
N6 1.310 -1.216 0.000
H7 -2.064 0.526 0.000
H8 -1.489 2.215 0.000
H9 2.064 -0.526 0.000
H10 1.489 -2.215 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.54421.67732.82711.34042.40562.03302.04202.47643.3574
C21.54422.82711.67732.40561.34042.47643.35742.03302.0420
S31.67732.82714.38492.67572.97423.59222.83642.40473.9772
S42.82711.67734.38492.97422.67572.40473.97723.59222.8364
N51.34042.40562.67572.97423.57531.02251.01493.79734.4284
N62.40561.34042.97422.67573.57533.79734.42841.02251.0149
H72.03302.47643.59222.40471.02253.79731.78484.25994.4875
H82.04203.35742.83643.97721.01494.42841.78484.48755.3385
H92.47642.03302.40473.59223.79731.02254.25994.48751.7848
H103.35742.04203.97722.83644.42841.01494.48755.33851.7848

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 122.647 C1 C2 N6 112.822
C1 N5 H7 118.095 C1 N5 H8 119.575
C2 C1 S3 122.647 C2 C1 N5 112.822
C2 N6 H9 118.095 C2 N6 H10 119.575
S3 C1 N5 124.532 S4 C2 N6 124.532
H7 N5 H8 122.330 H9 N6 H10 122.330
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability