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All results from a given calculation for C2H4N2S2 (Ethanedithioamide)

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-977.579544
Energy at 298.15K-977.585938
HF Energy-977.061906
Nuclear repulsion energy331.093210
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 MP2/3-21G
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 3617 3453 0.00      
2 Ag 3432 3276 0.00      
3 Ag 1696 1619 0.00      
4 Ag 1464 1397 0.00      
5 Ag 1350 1288 0.00      
6 Ag 939 897 0.00      
7 Ag 663 633 0.00      
8 Ag 432 413 0.00      
9 Ag 341 325 0.00      
10 Au 732 699 541.49      
11 Au 661 631 8.95      
12 Au 404 386 30.41      
13 Au 61 58 15.65      
14 Bg 767 732 0.00      
15 Bg 687 655 0.00      
16 Bg 659 629 0.00      
17 Bu 3619 3454 188.45      
18 Bu 3439 3282 288.64      
19 Bu 1679 1603 349.29      
20 Bu 1443 1377 352.72      
21 Bu 1288 1229 104.51      
22 Bu 837 799 63.05      
23 Bu 469 447 2.39      
24 Bu 293 279 25.19      

Unscaled Zero Point Vibrational Energy (zpe) 15484.1 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 14779.6 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 MP2/3-21G
ABC
0.14694 0.05105 0.03789

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.064 0.759 0.000
C2 0.064 -0.759 0.000
S3 1.321 1.791 0.000
S4 -1.321 -1.791 0.000
N5 -1.321 1.216 0.000
N6 1.321 -1.216 0.000
H7 -2.096 0.548 0.000
H8 -1.491 2.218 0.000
H9 2.096 -0.548 0.000
H10 1.491 -2.218 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.52291.72792.84331.33812.41222.04272.04052.52423.3579
C21.52292.84331.72792.41221.33812.52423.35792.04272.0405
S31.72792.84334.45212.70493.00733.63652.84432.46394.0124
S42.84331.72794.45213.00732.70492.46394.01243.63652.8443
N51.33812.41222.70493.00733.59161.02271.01583.84564.4382
N62.41221.33813.00732.70493.59163.84564.43821.02271.0158
H72.04272.52423.63652.46391.02273.84561.77604.33234.5288
H82.04053.35792.84434.01241.01584.43821.77604.52885.3440
H92.52422.04272.46393.63653.84561.02274.33234.52881.7760
H103.35792.04054.01242.84434.43821.01584.52885.34401.7760

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 121.881 C1 C2 N6 114.796
C1 N5 H7 119.228 C1 N5 H8 119.571
C2 C1 S3 121.881 C2 C1 N5 114.796
C2 N6 H9 119.228 C2 N6 H10 119.571
S3 C1 N5 123.324 S4 C2 N6 123.324
H7 N5 H8 121.201 H9 N6 H10 121.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability