return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-644.400068
Energy at 298.15K-644.407796
HF Energy-644.400068
Nuclear repulsion energy277.343532
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 B3PW91/6-311G**
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' 3535 3404 41.62      
2 A' 3182 3064 0.11      
3 A' 3076 2962 0.17      
4 A' 1594 1535 46.15      
5 A' 1449 1395 8.19      
6 A' 1355 1305 18.38      
7 A' 1143 1100 194.37      
8 A' 991 954 28.14      
9 A' 876 844 126.57      
10 A' 721 694 10.84      
11 A' 655 631 239.05      
12 A' 495 477 47.76      
13 A' 470 452 9.51      
14 A' 294 284 4.83      
15 A" 3643 3509 49.63      
16 A" 3191 3073 0.30      
17 A" 1447 1394 2.27      
18 A" 1362 1311 257.58      
19 A" 1088 1048 1.80      
20 A" 972 936 1.33      
21 A" 396 381 0.05      
22 A" 328 316 1.99      
23 A" 225 217 0.15      
24 A" 164 158 40.43      

Unscaled Zero Point Vibrational Energy (zpe) 16324.7 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 15722.3 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 B3PW91/6-311G**
ABC
0.15660 0.14495 0.14254

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.676 -0.061 0.000
S2 0.109 -0.135 0.000
N3 0.532 1.493 0.000
O4 0.532 -0.698 1.272
O5 0.532 -0.698 -1.272
H6 -2.030 -1.092 0.000
H7 -2.004 0.458 0.899
H8 -2.004 0.458 -0.899
H9 1.057 1.714 0.838
H10 1.057 1.714 -0.838

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.78602.69972.62622.62621.09021.08881.08883.36483.3648
S21.78601.68171.45421.45422.34342.37182.37182.24042.2404
N32.69971.68172.53362.53363.63952.88322.88321.01371.0137
O42.62621.45422.53362.54412.88732.81223.53302.50653.2477
O52.62621.45422.53362.54412.88733.53302.81223.24772.5065
H61.09022.34343.63952.88732.88731.79191.79194.25534.2553
H71.08882.37182.88322.81223.53301.79191.79783.30993.7376
H81.08882.37182.88323.53302.81221.79191.79783.73763.3099
H93.36482.24041.01372.50653.24774.25533.30993.73761.6766
H103.36482.24041.01373.24772.50654.25533.73763.30991.6766

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.211 C1 S2 O4 107.853
C1 S2 O5 107.853 S2 C1 H6 106.614
S2 C1 H7 108.748 S2 C1 H8 108.748
S2 N3 H9 109.960 S2 N3 H10 109.960
N3 S2 O4 107.570 N3 S2 O5 107.570
O4 S2 O5 122.037 H6 C1 H7 110.643
H6 C1 H8 110.643 H7 C1 H8 111.296
H9 N3 H10 111.582
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.477      
2 S 0.997      
3 N -0.605      
4 O -0.505      
5 O -0.505      
6 H 0.189      
7 H 0.177      
8 H 0.177      
9 H 0.276      
10 H 0.276      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.761 3.205 0.000 3.657
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.324 5.756 0.000
y 5.756 -36.689 0.000
z 0.000 0.000 -41.240
Traceless
 xyz
x 6.641 5.756 0.000
y 5.756 0.093 0.000
z 0.000 0.000 -6.733
Polar
3z2-r2-13.467
x2-y24.365
xy5.756
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.311 0.303 0.000
y 0.303 5.968 0.000
z 0.000 0.000 6.121


<r2> (average value of r2) Å2
<r2> 121.001
(<r2>)1/2 11.000