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All results from a given calculation for C2H4N2S2 (Ethanedithioamide)

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-52.925367
Energy at 298.15K 
HF Energy-52.415052
Nuclear repulsion energy111.734927
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 MP2/CEP-121G
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 3661 3573 0.00      
2 Ag 3472 3388 0.00      
3 Ag 1687 1647 0.00      
4 Ag 1404 1370 0.00      
5 Ag 1350 1317 0.00      
6 Ag 962 939 0.00      
7 Ag 643 628 0.00      
8 Ag 410 400 0.00      
9 Ag 321 314 0.00      
10 Au 584 570 23.62      
11 Au 541 528 537.06      
12 Au 323 315 1.69      
13 Au 47i 46i 7.17      
14 Bg 616 601 0.00      
15 Bg 563 549 0.00      
16 Bg 488 476 0.00      
17 Bu 3662 3574 123.22      
18 Bu 3476 3393 220.01      
19 Bu 1675 1635 329.06      
20 Bu 1376 1343 461.55      
21 Bu 1254 1224 85.39      
22 Bu 834 814 42.84      
23 Bu 446 435 0.60      
24 Bu 264 257 18.22      

Unscaled Zero Point Vibrational Energy (zpe) 14981.8 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 14622.3 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 MP2/CEP-121G
ABC
0.14236 0.04972 0.03685

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.051 0.771 0.000
C2 0.051 -0.771 0.000
S3 1.339 1.813 0.000
S4 -1.339 -1.813 0.000
N5 -1.339 1.247 0.000
N6 1.339 -1.247 0.000
H7 -2.121 0.592 0.000
H8 -1.502 2.249 0.000
H9 2.121 -0.592 0.000
H10 1.502 -2.249 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.54561.73742.88751.37262.45022.07782.07072.56463.3959
C21.54562.88751.73742.45021.37262.56463.39592.07782.0707
S31.73742.88754.50812.73703.06003.66942.87372.52934.0655
S42.88751.73744.50813.06002.73702.52934.06553.66942.8737
N51.37262.45022.73703.06003.65871.02021.01543.91824.5041
N62.45021.37263.06002.73703.65873.91824.50411.02021.0154
H72.07782.56463.66942.52931.02023.91821.76904.40464.6039
H82.07073.39592.87374.06551.01544.50411.76904.60395.4084
H92.56462.07782.52933.66943.91821.02024.40464.60391.7690
H103.39592.07074.06552.87374.50411.01544.60395.40841.7690

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 123.063 C1 C2 N6 114.068
C1 N5 H7 119.809 C1 N5 H8 119.499
C2 C1 S3 123.063 C2 C1 N5 114.068
C2 N6 H9 119.809 C2 N6 H10 119.499
S3 C1 N5 122.870 S4 C2 N6 122.870
H7 N5 H8 120.692 H9 N6 H10 120.692
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability