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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-644.395639
Energy at 298.15K-644.403401
HF Energy-644.395639
Nuclear repulsion energy277.393345
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 mPW1PW91/6-31G**
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' 3566 3393 42.13      
2 A' 3220 3064 0.06      
3 A' 3107 2956 0.03      
4 A' 1603 1525 47.92      
5 A' 1469 1398 7.33      
6 A' 1377 1310 18.91      
7 A' 1167 1110 182.43      
8 A' 1004 955 31.51      
9 A' 899 855 123.51      
10 A' 741 705 10.11      
11 A' 677 644 255.35      
12 A' 498 474 43.48      
13 A' 477 454 17.24      
14 A' 293 279 4.92      
15 A" 3687 3508 54.24      
16 A" 3228 3072 0.16      
17 A" 1471 1399 0.53      
18 A" 1391 1324 244.99      
19 A" 1100 1047 1.45      
20 A" 989 941 1.81      
21 A" 398 378 0.10      
22 A" 327 311 3.20      
23 A" 228 217 0.41      
24 A" 170 162 43.96      

Unscaled Zero Point Vibrational Energy (zpe) 16543.6 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 15741.3 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 mPW1PW91/6-31G**
ABC
0.15651 0.14535 0.14265

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.672 -0.059 0.000
S2 0.107 -0.133 0.000
N3 0.532 1.490 0.000
O4 0.532 -0.699 1.274
O5 0.532 -0.699 -1.274
H6 -2.033 -1.087 0.000
H7 -2.004 0.461 0.897
H8 -2.004 0.461 -0.897
H9 1.061 1.703 0.838
H10 1.061 1.703 -0.838

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.78062.69362.62442.62441.09001.08871.08873.35763.3576
S21.78061.67831.45701.45702.34302.36962.36962.23252.2325
N32.69361.67832.53312.53313.63612.88002.88001.01341.0134
O42.62441.45702.53312.54782.88962.81363.53382.49813.2419
O52.62441.45702.53312.54782.88963.53382.81363.24192.4981
H61.09002.34303.63612.88962.88961.78961.78964.24954.2495
H71.08872.36962.88002.81363.53381.78961.79423.30733.7343
H81.08872.36962.88003.53382.81361.78961.79423.73433.3073
H93.35762.23251.01342.49813.24194.24953.30733.73431.6757
H103.35762.23251.01343.24192.49814.24953.73433.30731.6757

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.252 C1 S2 O4 107.895
C1 S2 O5 107.895 S2 C1 H6 106.945
S2 C1 H7 108.953 S2 C1 H8 108.953
S2 N3 H9 109.583 S2 N3 H10 109.583
N3 S2 O4 107.573 N3 S2 O5 107.573
O4 S2 O5 121.931 H6 C1 H7 110.453
H6 C1 H8 110.453 H7 C1 H8 110.975
H9 N3 H10 111.532
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.580      
2 S 1.188      
3 N -0.752      
4 O -0.538      
5 O -0.538      
6 H 0.201      
7 H 0.192      
8 H 0.192      
9 H 0.317      
10 H 0.317      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.565 3.026 0.000 3.407
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.663 5.616 0.000
y 5.616 -36.206 0.000
z 0.000 0.000 -40.311
Traceless
 xyz
x 6.596 5.616 0.000
y 5.616 -0.219 0.000
z 0.000 0.000 -6.377
Polar
3z2-r2-12.754
x2-y24.544
xy5.616
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.741 0.338 0.000
y 0.338 5.631 0.000
z 0.000 0.000 5.787


<r2> (average value of r2) Å2
<r2> 120.451
(<r2>)1/2 10.975