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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: mPW1PW91/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/STO-3G
 hartrees
Energy at 0K-636.509721
Energy at 298.15K-636.515748
HF Energy-636.509721
Nuclear repulsion energy251.828401
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 mPW1PW91/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3566 3135 1.54      
2 A' 3434 3018 28.29      
3 A' 3353 2947 22.42      
4 A' 1825 1604 3.68      
5 A' 1634 1436 5.01      
6 A' 1424 1251 1.65      
7 A' 1107 973 50.44      
8 A' 979 861 15.77      
9 A' 866 761 31.39      
10 A' 648 569 63.20      
11 A' 595 523 56.94      
12 A' 299 263 14.80      
13 A' 272 239 13.09      
14 A' 218 191 5.91      
15 A" 3632 3192 11.52      
16 A" 3570 3137 2.34      
17 A" 1635 1437 4.50      
18 A" 1154 1014 7.20      
19 A" 1028 904 31.43      
20 A" 919 808 0.75      
21 A" 279 245 10.93      
22 A" 199 175 5.81      
23 A" 124 109 38.65      
24 A" 39 34 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16398.2 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 14412.4 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 mPW1PW91/STO-3G
ABC
0.12380 0.12091 0.11914

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.556 1.716 0.000
S2 -0.151 -0.168 0.000
N3 1.777 0.108 0.000
O4 -0.556 -0.839 1.415
O5 -0.556 -0.839 -1.415
H6 -1.646 1.834 0.000
H7 -0.109 2.147 0.903
H8 -0.109 2.147 -0.903
H9 2.035 -0.535 0.817
H10 2.035 -0.535 -0.817

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.92722.83342.92062.92061.09611.09561.09563.52813.5281
S21.92721.94781.61741.61742.49862.48512.48512.36232.3623
N32.83341.94782.88812.88813.83332.92072.92071.07121.0712
O42.92061.61742.88812.83023.21483.06183.80612.67623.4330
O52.92061.61742.88812.83023.21483.80613.06183.43302.6762
H61.09612.49863.83333.21483.21481.80921.80924.45284.4528
H71.09562.48512.92073.06183.80611.80921.80643.43483.8404
H81.09562.48512.92073.80613.06181.80921.80643.84043.4348
H93.52812.36231.07122.67623.43304.45283.43483.84041.6336
H103.52812.36231.07123.43302.67624.45283.84043.43481.6336

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 93.972 C1 S2 O4 110.661
C1 S2 O5 110.661 S2 C1 H6 108.310
S2 C1 H7 107.376 S2 C1 H8 107.376
S2 N3 H9 98.812 S2 N3 H10 98.812
N3 S2 O4 107.850 N3 S2 O5 107.850
O4 S2 O5 122.066 H6 C1 H7 111.268
H6 C1 H8 111.268 H7 C1 H8 111.046
H9 N3 H10 99.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 S 0.799      
3 N -0.399      
4 O -0.347      
5 O -0.347      
6 H 0.099      
7 H 0.106      
8 H 0.106      
9 H 0.143      
10 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.612 1.129 0.000 1.284
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.156 -5.286 0.000
y -5.286 -33.003 0.000
z 0.000 0.000 -37.496
Traceless
 xyz
x 2.093 -5.286 0.000
y -5.286 2.323 0.000
z 0.000 0.000 -4.417
Polar
3z2-r2-8.834
x2-y2-0.153
xy-5.286
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.016 -0.361 0.000
y -0.361 4.396 0.000
z 0.000 0.000 4.457


<r2> (average value of r2) Å2
<r2> 139.482
(<r2>)1/2 11.810