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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: mPW1PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-644.408456
Energy at 298.15K-644.416215
HF Energy-644.408456
Nuclear repulsion energy277.162469
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 mPW1PW91/6-31+G**
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' 3567 3395 45.56      
2 A' 3219 3064 0.10      
3 A' 3105 2955 0.13      
4 A' 1601 1524 48.80      
5 A' 1462 1392 7.45      
6 A' 1370 1304 16.27      
7 A' 1152 1097 193.75      
8 A' 999 951 28.71      
9 A' 887 844 125.62      
10 A' 734 699 7.32      
11 A' 670 638 241.68      
12 A' 496 472 45.70      
13 A' 471 448 13.89      
14 A' 291 277 4.73      
15 A" 3687 3509 63.29      
16 A" 3227 3072 0.00      
17 A" 1464 1393 1.65      
18 A" 1364 1299 292.50      
19 A" 1095 1042 2.45      
20 A" 985 937 1.36      
21 A" 394 375 0.00      
22 A" 329 313 3.28      
23 A" 227 216 0.41      
24 A" 181 173 40.89      

Unscaled Zero Point Vibrational Energy (zpe) 16488.5 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 15693.8 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 mPW1PW91/6-31+G**
ABC
0.15638 0.14516 0.14226

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.673 -0.064 0.000
S2 0.107 -0.133 0.000
N3 0.533 1.490 0.000
O4 0.533 -0.698 1.275
O5 0.533 -0.698 -1.275
H6 -2.028 -1.095 0.000
H7 -2.004 0.455 0.898
H8 -2.004 0.455 -0.898
H9 1.054 1.718 0.839
H10 1.054 1.718 -0.839

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.78172.69892.62632.62631.09011.08891.08893.36423.3642
S21.78171.67801.45881.45882.34132.36792.36792.24182.2418
N32.69891.67802.53322.53323.63862.88302.88301.01381.0138
O42.62631.45882.53322.55082.88792.81203.53422.50983.2529
O52.62631.45882.53322.55082.88793.53422.81203.25292.5098
H61.09012.34133.63862.88792.88791.79201.79204.25584.2558
H71.08892.36792.88302.81203.53421.79201.79663.30843.7365
H81.08892.36792.88303.53422.81201.79201.79663.73653.3084
H93.36422.24181.01382.50983.25294.25583.30843.73651.6788
H103.36422.24181.01383.25292.50984.25583.73653.30841.6788

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.498 C1 S2 O4 107.869
C1 S2 O5 107.869 S2 C1 H6 106.740
S2 C1 H7 108.744 S2 C1 H8 108.744
S2 N3 H9 110.333 S2 N3 H10 110.333
N3 S2 O4 107.512 N3 S2 O5 107.512
O4 S2 O5 121.912 H6 C1 H7 110.649
H6 C1 H8 110.649 H7 C1 H8 111.175
H9 N3 H10 111.783
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.540      
2 S 1.130      
3 N -0.798      
4 O -0.583      
5 O -0.583      
6 H 0.228      
7 H 0.220      
8 H 0.220      
9 H 0.353      
10 H 0.353      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.815 3.138 0.000 3.625
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.449 5.752 0.000
y 5.752 -37.013 0.000
z 0.000 0.000 -41.472
Traceless
 xyz
x 6.793 5.752 0.000
y 5.752 -0.052 0.000
z 0.000 0.000 -6.741
Polar
3z2-r2-13.482
x2-y24.564
xy5.752
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.879 0.170 0.000
y 0.170 6.650 0.000
z 0.000 0.000 6.826


<r2> (average value of r2) Å2
<r2> 121.198
(<r2>)1/2 11.009