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: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-982.128069
Energy at 298.15K-982.134516
HF Energy-982.128069
Nuclear repulsion energy339.770721
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/Def2TZVPP
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 3917 3550 0.00      
2 Ag 3755 3403 0.00      
3 Ag 1787 1619 0.00      
4 Ag 1528 1385 0.00      
5 Ag 1471 1334 0.00      
6 Ag 1048 950 0.00      
7 Ag 713 647 0.00      
8 Ag 446 405 0.00      
9 Ag 353 320 0.00      
10 Au 712 646 0.00      
11 Au 626 568 305.90      
12 Au 433 393 36.07      
13 Au 16 15 13.00      
14 Bg 807 732 0.00      
15 Bg 710 644 0.00      
16 Bg 598 542 0.00      
17 Bu 3918 3551 249.98      
18 Bu 3761 3409 275.05      
19 Bu 1761 1596 521.95      
20 Bu 1502 1361 619.36      
21 Bu 1348 1222 207.19      
22 Bu 917 832 171.33      
23 Bu 499 452 0.92      
24 Bu 303 274 29.10      

Unscaled Zero Point Vibrational Energy (zpe) 16464.7 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 14923.6 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 HF/Def2TZVPP
ABC
0.15250 0.05401 0.03988

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.053 0.767 0.000
C2 0.053 -0.767 0.000
S3 1.277 1.742 0.000
S4 -1.277 -1.742 0.000
N5 -1.277 1.222 0.000
N6 1.277 -1.222 0.000
H7 -2.034 0.576 0.000
H8 -1.428 2.199 0.000
H9 2.034 -0.576 0.000
H10 1.428 -2.199 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 S4 N5 N6 H7 H8 H9 H10
C11.53811.64922.79201.30622.39301.98981.98532.48133.3156
C21.53812.79201.64922.39301.30622.48133.31561.98981.9853
S31.64922.79204.32032.60722.96393.51032.74382.43793.9441
S42.79201.64924.32032.96392.60722.43793.94413.51032.7438
N51.30622.39302.60722.96393.53550.99470.98883.76754.3616
N62.39301.30622.96392.60723.53553.76754.36160.99470.9888
H71.98982.48133.51032.43790.99473.76751.73284.22694.4365
H81.98533.31562.74383.94410.98884.36161.73284.43655.2444
H92.48131.98982.43793.51033.76750.99474.22694.43651.7328
H103.31561.98533.94412.74384.36160.98884.43655.24441.7328

picture of Ethanedithioamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S4 122.284 C1 C2 N6 114.321
C1 N5 H7 119.106 C1 N5 H8 119.134
C2 C1 S3 122.284 C2 C1 N5 114.321
C2 N6 H9 119.106 C2 N6 H10 119.134
S3 C1 N5 123.396 S4 C2 N6 123.396
H7 N5 H8 121.761 H9 N6 H10 121.761
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.171      
2 C 0.171      
3 S -0.323      
4 S -0.323      
5 N -0.278      
6 N -0.278      
7 H 0.214      
8 H 0.215      
9 H 0.214      
10 H 0.215      


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 -46.062 -12.755 0.000
y -12.755 -52.648 0.000
z 0.000 0.000 -53.316
Traceless
 xyz
x 6.920 -12.755 0.000
y -12.755 -2.959 0.000
z 0.000 0.000 -3.961
Polar
3z2-r2-7.923
x2-y26.586
xy-12.755
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.614 2.895 0.000
y 2.895 12.724 0.000
z 0.000 0.000 6.716


<r2> (average value of r2) Å2
<r2> 254.426
(<r2>)1/2 15.951