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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: G3B3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3B3
 hartrees
Energy at 0K-644.202859
Energy at 298.15K-644.195715
HF Energy-644.438360
Nuclear repulsion energy275.235839
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/6-31G*
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' 3493 3355 30.64      
2 A' 3190 3063 0.53      
3 A' 3091 2968 0.26      
4 A' 1626 1561 38.66      
5 A' 1486 1427 6.36      
6 A' 1386 1331 9.48      
7 A' 1135 1090 179.04      
8 A' 1008 968 22.02      
9 A' 895 859 109.43      
10 A' 721 692 69.85      
11 A' 683 656 195.12      
12 A' 485 466 35.48      
13 A' 464 445 19.02      
14 A' 288 277 4.83      
15 A" 3602 3459 37.61      
16 A" 3199 3072 0.83      
17 A" 1486 1427 2.40      
18 A" 1357 1303 222.91      
19 A" 1110 1066 4.48      
20 A" 996 956 1.08      
21 A" 390 375 0.04      
22 A" 320 307 3.31      
23 A" 226 218 0.57      
24 A" 168 161 46.47      

Unscaled Zero Point Vibrational Energy (zpe) 16401.4 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 15750.3 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/6-31G*
ABC
0.15382 0.14254 0.14069

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.687 -0.053 0.000
S2 0.109 -0.138 0.000
N3 0.535 1.509 0.000
O4 0.535 -0.707 1.281
O5 0.535 -0.707 -1.281
H6 -2.054 -1.082 0.000
H7 -2.016 0.470 0.899
H8 -2.016 0.470 -0.899
H9 1.080 1.709 0.837
H10 1.080 1.709 -0.837

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.79862.71632.64742.64741.09241.09091.09093.38573.3857
S21.79861.70081.46541.46542.36052.38642.38642.24822.2482
N32.71631.70082.55972.55973.66282.89722.89721.01851.0185
O42.64741.46542.55972.56302.91322.83553.55642.51673.2593
O52.64741.46542.55972.56302.91323.55642.83553.25932.5167
H61.09242.36053.66282.91322.91321.79431.79434.27954.2795
H71.09092.38642.89722.83553.55641.79431.79793.33503.7592
H81.09092.38642.89723.55642.83551.79431.79793.75923.3350
H93.38572.24821.01852.51673.25934.27953.33503.75921.6737
H103.38572.24821.01853.25932.51674.27953.75923.33501.6737

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.314 C1 S2 O4 107.605
C1 S2 O5 107.605 S2 C1 H6 107.123
S2 C1 H7 109.454 S2 C1 H8 109.454
S2 N3 H9 111.695 S2 N3 H10 111.695
N3 S2 O4 107.738 N3 S2 O5 107.738
O4 S2 O5 122.106 H6 C1 H7 110.082
H6 C1 H8 110.082 H7 C1 H8 110.577
H9 N3 H10 112.466
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.611      
2 S 1.144      
3 N -0.827      
4 O -0.526      
5 O -0.526      
6 H 0.214      
7 H 0.207      
8 H 0.207      
9 H 0.358      
10 H 0.358      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.533 2.922 0.000 3.299
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 122.228
(<r2>)1/2 11.056