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: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-636.519286
Energy at 298.15K-636.525117
HF Energy-636.519286
Nuclear repulsion energy249.152237
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/STO-3G
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' 3515 3137 0.56      
2 A' 3345 2985 30.86      
3 A' 3305 2949 19.06      
4 A' 1812 1617 3.44      
5 A' 1622 1448 4.13      
6 A' 1398 1248 3.40      
7 A' 1089 972 46.72      
8 A' 952 850 14.16      
9 A' 849 758 27.93      
10 A' 609 543 63.69      
11 A' 563 503 55.82      
12 A' 286 256 12.18      
13 A' 257 230 10.83      
14 A' 206 184 5.47      
15 A" 3540 3159 19.46      
16 A" 3519 3141 1.12      
17 A" 1623 1449 3.64      
18 A" 1118 998 6.83      
19 A" 999 891 27.43      
20 A" 894 798 0.72      
21 A" 267 238 9.65      
22 A" 189 169 5.89      
23 A" 115 103 36.24      
24 A" 25 22 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16049.1 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 14322.2 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/STO-3G
ABC
0.12120 0.11848 0.11566

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.565 1.740 0.000
S2 -0.155 -0.174 0.000
N3 1.810 0.114 0.000
O4 -0.565 -0.848 1.423
O5 -0.565 -0.848 -1.423
H6 -1.658 1.857 0.000
H7 -0.116 2.168 0.906
H8 -0.116 2.168 -0.906
H9 2.063 -0.540 0.819
H10 2.063 -0.540 -0.819

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.95752.87772.95382.95381.09921.09861.09863.57453.5745
S21.95751.98511.62751.62752.52672.51162.51162.39252.3925
N32.87771.98512.93112.93113.88072.95732.95731.07861.0786
O42.95381.62752.93112.84643.24613.09323.83772.71463.4688
O52.95381.62752.93112.84643.24613.83773.09323.46882.7146
H61.09922.52673.88073.24613.24611.81591.81594.50144.5014
H71.09862.51162.95733.09323.83771.81591.81293.47683.8805
H81.09862.51162.95733.83773.09321.81591.81293.88053.4768
H93.57452.39251.07862.71463.46884.50143.47683.88051.6383
H103.57452.39251.07863.46882.71464.50143.88053.47681.6383

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 93.756 C1 S2 O4 110.622
C1 S2 O5 110.622 S2 C1 H6 108.204
S2 C1 H7 107.172 S2 C1 H8 107.172
S2 N3 H9 98.327 S2 N3 H10 98.327
N3 S2 O4 108.046 N3 S2 O5 108.046
O4 S2 O5 121.964 H6 C1 H7 111.430
H6 C1 H8 111.430 H7 C1 H8 111.197
H9 N3 H10 98.841
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.286      
2 S 0.774      
3 N -0.384      
4 O -0.331      
5 O -0.331      
6 H 0.092      
7 H 0.099      
8 H 0.099      
9 H 0.133      
10 H 0.133      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.485 0.982 0.000 1.095
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.316 -5.165 0.000
y -5.165 -33.035 0.000
z 0.000 0.000 -37.304
Traceless
 xyz
x 1.853 -5.165 0.000
y -5.165 2.275 0.000
z 0.000 0.000 -4.128
Polar
3z2-r2-8.256
x2-y2-0.281
xy-5.165
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.312 -0.425 0.000
y -0.425 4.660 0.000
z 0.000 0.000 4.567


<r2> (average value of r2) Å2
<r2> 142.279
(<r2>)1/2 11.928