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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-641.253415
Energy at 298.15K-641.261080
HF Energy-641.253415
Nuclear repulsion energy276.990945
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 B3LYP/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 A' 3491 3358 36.69      
2 A' 3159 3039 2.36      
3 A' 3078 2961 1.16      
4 A' 1629 1567 59.37      
5 A' 1525 1467 7.54      
6 A' 1437 1382 16.72      
7 A' 1166 1122 173.66      
8 A' 1033 993 32.24      
9 A' 906 872 204.69      
10 A' 740 712 50.35      
11 A' 510 490 98.40      
12 A' 474 456 30.04      
13 A' 408 392 230.95      
14 A' 303 291 0.64      
15 A" 3621 3484 45.57      
16 A" 3170 3049 3.03      
17 A" 1529 1471 3.58      
18 A" 1406 1352 201.37      
19 A" 1059 1019 3.97      
20 A" 1003 965 0.00      
21 A" 422 406 0.88      
22 A" 333 321 1.90      
23 A" 244 234 0.01      
24 A" 177 170 11.15      

Unscaled Zero Point Vibrational Energy (zpe) 16410.3 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 15786.7 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 B3LYP/3-21G*
ABC
0.15490 0.14553 0.14289

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.666 -0.060 0.000
S2 0.118 -0.136 0.000
N3 0.541 1.460 0.000
O4 0.541 -0.704 1.279
O5 0.541 -0.704 -1.279
H6 -2.056 -1.082 0.000
H7 -2.013 0.461 0.894
H8 -2.013 0.461 -0.894
H9 0.873 1.867 0.870
H10 0.873 1.867 -0.870

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.78572.68022.63102.63101.09331.09181.09183.30463.3046
S21.78571.65121.46221.46222.37062.38682.38682.31082.3108
N32.68021.65122.51402.51403.63392.88452.88451.01641.0164
O42.63101.46222.51402.55842.91922.83343.55022.62473.3677
O52.63101.46222.51402.55842.91923.55022.83343.36772.6247
H61.09332.37063.63392.91922.91921.78401.78404.24654.2465
H71.09182.38682.88452.83343.55021.78401.78873.21053.6633
H81.09182.38682.88453.55022.83341.78401.78873.66333.2105
H93.30462.31081.01642.62473.36774.24653.21053.66331.7403
H103.30462.31081.01643.36772.62474.24653.66333.21051.7403

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.418 C1 S2 O4 107.786
C1 S2 O5 107.786 S2 C1 H6 108.447
S2 C1 H7 109.727 S2 C1 H8 109.727
S2 N3 H9 118.087 S2 N3 H10 118.087
N3 S2 O4 107.547 N3 S2 O5 107.547
O4 S2 O5 122.050 H6 C1 H7 109.455
H6 C1 H8 109.455 H7 C1 H8 110.004
H9 N3 H10 117.756
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.830      
2 S 1.243      
3 N -0.816      
4 O -0.475      
5 O -0.475      
6 H 0.239      
7 H 0.229      
8 H 0.229      
9 H 0.328      
10 H 0.328      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.671 3.660 0.000 4.024
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.496 5.019 0.000
y 5.019 -33.487 0.000
z 0.000 0.000 -39.845
Traceless
 xyz
x 3.170 5.019 0.000
y 5.019 3.183 0.000
z 0.000 0.000 -6.353
Polar
3z2-r2-12.706
x2-y2-0.008
xy5.019
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.794 0.349 0.000
y 0.349 5.040 0.000
z 0.000 0.000 5.253


<r2> (average value of r2) Å2
<r2> 120.743
(<r2>)1/2 10.988