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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-644.379549
Energy at 298.15K-644.387299
HF Energy-644.379549
Nuclear repulsion energy277.830797
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 B1B95/6-31G*
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' 3548 3368 40.68      
2 A' 3225 3061 0.11      
3 A' 3117 2959 0.03      
4 A' 1629 1547 47.01      
5 A' 1483 1408 7.07      
6 A' 1388 1317 17.83      
7 A' 1174 1115 185.13      
8 A' 1009 958 31.25      
9 A' 907 861 119.98      
10 A' 745 707 9.86      
11 A' 695 660 260.59      
12 A' 498 473 42.06      
13 A' 476 452 19.78      
14 A' 290 275 4.82      
15 A" 3662 3476 49.73      
16 A" 3234 3070 0.25      
17 A" 1484 1409 0.72      
18 A" 1401 1330 245.80      
19 A" 1112 1056 1.54      
20 A" 994 943 1.72      
21 A" 396 376 0.14      
22 A" 325 309 3.56      
23 A" 231 220 0.39      
24 A" 167 158 45.29      

Unscaled Zero Point Vibrational Energy (zpe) 16593.2 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 15751.9 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 B1B95/6-31G*
ABC
0.15692 0.14581 0.14323

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.668 -0.056 0.000
S2 0.107 -0.135 0.000
N3 0.530 1.488 0.000
O4 0.530 -0.698 1.272
O5 0.530 -0.698 -1.272
H6 -2.034 -1.083 0.000
H7 -2.000 0.465 0.896
H8 -2.000 0.465 -0.896
H9 1.063 1.701 0.837
H10 1.063 1.701 -0.837

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.77732.68662.61962.61961.08981.08841.08843.35363.3536
S21.77731.67701.45381.45382.34172.36712.36712.23242.2324
N32.68661.67702.52942.52943.63102.87262.87261.01431.0143
O42.61961.45382.52942.54322.88772.80963.52892.49633.2383
O52.61961.45382.52942.54322.88773.52892.80963.23832.4963
H61.08982.34173.63102.88772.88771.78871.78874.24744.2474
H71.08842.36712.87262.80963.52891.78871.79283.30343.7298
H81.08842.36712.87263.52892.80961.78871.79283.72983.3034
H93.35362.23241.01432.49633.23834.24743.30343.72981.6731
H103.35362.23241.01433.23832.49634.24743.72983.30341.6731

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.072 C1 S2 O4 107.917
C1 S2 O5 107.917 S2 C1 H6 107.068
S2 C1 H7 108.997 S2 C1 H8 108.997
S2 N3 H9 109.622 S2 N3 H10 109.622
N3 S2 O4 107.571 N3 S2 O5 107.571
O4 S2 O5 122.019 H6 C1 H7 110.397
H6 C1 H8 110.397 H7 C1 H8 110.886
H9 N3 H10 111.121
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.668      
2 S 1.145      
3 N -0.855      
4 O -0.528      
5 O -0.528      
6 H 0.233      
7 H 0.225      
8 H 0.225      
9 H 0.375      
10 H 0.375      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.507 2.988 0.000 3.347
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.655 5.626 0.000
y 5.626 -36.221 0.000
z 0.000 0.000 -40.233
Traceless
 xyz
x 6.572 5.626 0.000
y 5.626 -0.277 0.000
z 0.000 0.000 -6.295
Polar
3z2-r2-12.589
x2-y24.566
xy5.626
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.673 0.339 0.000
y 0.339 5.579 0.000
z 0.000 0.000 5.734


<r2> (average value of r2) Å2
<r2> 120.133
(<r2>)1/2 10.961