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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: mPW1PW91/TZVP

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/TZVP
 hartrees
Energy at 0K-644.500247
Energy at 298.15K-644.507984
HF Energy-644.500247
Nuclear repulsion energy276.378411
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/TZVP
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' 3557 3393 42.93      
2 A' 3203 3056 0.04      
3 A' 3094 2952 0.04      
4 A' 1596 1523 46.04      
5 A' 1455 1388 7.14      
6 A' 1359 1296 15.93      
7 A' 1138 1085 192.56      
8 A' 991 946 27.85      
9 A' 876 836 122.31      
10 A' 722 688 10.65      
11 A' 670 639 233.33      
12 A' 490 468 50.58      
13 A' 463 442 12.11      
14 A' 288 274 5.14      
15 A" 3669 3500 51.93      
16 A" 3212 3064 0.07      
17 A" 1457 1390 1.31      
18 A" 1352 1290 278.82      
19 A" 1092 1042 3.41      
20 A" 977 932 0.91      
21 A" 392 374 0.01      
22 A" 329 314 2.82      
23 A" 219 209 1.47      
24 A" 182 174 40.05      

Unscaled Zero Point Vibrational Energy (zpe) 16390.8 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 15636.8 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/TZVP
ABC
0.15544 0.14429 0.14132

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.680 -0.064 0.000
S2 0.106 -0.134 0.000
N3 0.535 1.497 0.000
O4 0.535 -0.699 1.280
O5 0.535 -0.699 -1.280
H6 -2.028 -1.095 0.000
H7 -2.006 0.454 0.898
H8 -2.006 0.454 -0.898
H9 1.057 1.715 0.838
H10 1.057 1.715 -0.838

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.78792.70972.63602.63601.08801.08661.08663.37073.3707
S21.78791.68591.46351.46352.34092.36972.36972.24182.2418
N32.70971.68592.54182.54183.64502.88982.88981.01121.0112
O42.63601.46352.54182.56002.89212.81703.53992.50983.2540
O52.63601.46352.54182.56002.89213.53992.81703.25402.5098
H61.08802.34093.64502.89212.89211.79051.79054.25674.2567
H71.08662.36972.88982.81703.53991.79051.79513.31363.7400
H81.08662.36972.88983.53992.81701.79051.79513.74003.3136
H93.37072.24181.01122.50983.25404.25673.31363.74001.6757
H103.37072.24181.01123.25402.50984.25673.74003.31361.6757

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.489 C1 S2 O4 107.919
C1 S2 O5 107.919 S2 C1 H6 106.421
S2 C1 H7 108.582 S2 C1 H8 108.582
S2 N3 H9 109.906 S2 N3 H10 109.906
N3 S2 O4 107.413 N3 S2 O5 107.413
O4 S2 O5 122.001 H6 C1 H7 110.848
H6 C1 H8 110.848 H7 C1 H8 111.381
H9 N3 H10 111.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.369      
2 S 0.689      
3 N -0.523      
4 O -0.400      
5 O -0.400      
6 H 0.167      
7 H 0.153      
8 H 0.153      
9 H 0.265      
10 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.781 3.114 0.000 3.587
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.238 5.715 0.000
y 5.715 -36.907 0.000
z 0.000 0.000 -41.437
Traceless
 xyz
x 6.934 5.715 0.000
y 5.715 -0.069 0.000
z 0.000 0.000 -6.865
Polar
3z2-r2-13.730
x2-y24.669
xy5.715
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.560 0.265 0.000
y 0.265 6.315 0.000
z 0.000 0.000 6.606


<r2> (average value of r2) Å2
<r2> 121.665
(<r2>)1/2 11.030