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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/SDD
 hartrees
Energy at 0K-642.140353
Energy at 298.15K-642.147526
HF Energy-642.140353
Nuclear repulsion energy261.151661
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/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3777 3401 79.82      
2 A' 3412 3072 0.15      
3 A' 3274 2948 2.64      
4 A' 1739 1566 33.88      
5 A' 1594 1435 15.33      
6 A' 1526 1374 0.11      
7 A' 1158 1043 24.23      
8 A' 923 831 132.17      
9 A' 778 700 35.76      
10 A' 634 571 97.11      
11 A' 574 517 221.19      
12 A' 376 339 58.95      
13 A' 340 306 36.23      
14 A' 266 240 11.73      
15 A" 3938 3546 105.46      
16 A" 3423 3082 0.34      
17 A" 1604 1444 16.29      
18 A" 1236 1113 21.73      
19 A" 1141 1027 2.57      
20 A" 850 765 0.32      
21 A" 342 308 1.78      
22 A" 279 251 6.69      
23 A" 204 184 24.29      
24 A" 189 170 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 16788.0 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 15115.9 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/SDD
ABC
0.13510 0.13469 0.12438

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.737 -0.063 0.000
S2 0.091 -0.114 0.000
N3 0.572 1.519 0.000
O4 0.572 -0.744 1.424
O5 0.572 -0.744 -1.424
H6 -2.066 -1.087 0.000
H7 -2.044 0.452 0.893
H8 -2.044 0.452 -0.893
H9 0.982 1.833 0.856
H10 0.982 1.833 -0.856

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.82832.79912.79752.79751.07641.07521.07523.42323.4232
S21.82831.70311.63001.63002.36592.38242.38242.30622.3062
N32.79911.70312.67412.67413.70882.96362.96360.99940.9994
O42.79751.63002.67412.84823.01772.92603.69412.67033.4650
O52.79751.63002.67412.84823.01773.69412.92603.46502.6703
H61.07642.36593.70883.01773.01771.77971.77974.30704.3070
H71.07522.38242.96362.92603.69411.77971.78523.32693.7582
H81.07522.38242.96363.69412.92601.77971.78523.75823.3269
H93.42322.30620.99942.67033.46504.30703.32693.75821.7119
H103.42322.30620.99943.46502.67034.30703.75823.32691.7119

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 104.810 C1 S2 O4 107.846
C1 S2 O5 107.846 S2 C1 H6 106.171
S2 C1 H7 107.423 S2 C1 H8 107.423
S2 N3 H9 114.634 S2 N3 H10 114.634
N3 S2 O4 106.678 N3 S2 O5 106.678
O4 S2 O5 121.775 H6 C1 H7 111.611
H6 C1 H8 111.611 H7 C1 H8 112.230
H9 N3 H10 117.837
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.631      
2 S 1.475      
3 N -0.976      
4 O -0.737      
5 O -0.737      
6 H 0.273      
7 H 0.254      
8 H 0.254      
9 H 0.412      
10 H 0.412      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.370 4.450 0.000 5.582
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.051 6.923 0.000
y 6.923 -38.347 0.000
z 0.000 0.000 -46.558
Traceless
 xyz
x 9.401 6.923 0.000
y 6.923 1.458 0.000
z 0.000 0.000 -10.859
Polar
3z2-r2-21.717
x2-y25.296
xy6.923
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.712 0.250 0.000
y 0.250 5.694 0.000
z 0.000 0.000 6.890


<r2> (average value of r2) Å2
<r2> 133.950
(<r2>)1/2 11.574