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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: B3LYP/3-21G

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/3-21G
 hartrees
Energy at 0K-640.995044
Energy at 298.15K-641.001951
HF Energy-640.995044
Nuclear repulsion energy259.569278
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/3-21G
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' 3324 3208 12.35      
2 A' 3222 3109 0.21      
3 A' 3109 3000 0.05      
4 A' 1616 1560 26.52      
5 A' 1501 1448 12.90      
6 A' 1389 1340 5.10      
7 A' 1027 991 32.29      
8 A' 920 887 96.26      
9 A' 886 855 50.65      
10 A' 620 599 63.57      
11 A' 548 528 134.19      
12 A' 399 385 10.89      
13 A' 336 324 47.15      
14 A' 242 234 3.76      
15 A" 3457 3335 16.00      
16 A" 3227 3114 0.26      
17 A" 1508 1455 11.98      
18 A" 1185 1143 47.50      
19 A" 1030 994 21.03      
20 A" 974 940 0.42      
21 A" 293 283 0.50      
22 A" 237 229 11.79      
23 A" 154 148 34.84      
24 A" 141 136 19.98      

Unscaled Zero Point Vibrational Energy (zpe) 15672.6 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 15122.5 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/3-21G
ABC
0.13224 0.12796 0.12794

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.545 1.679 0.000
S2 -0.123 -0.144 0.000
N3 1.679 0.029 0.000
O4 -0.545 -0.814 1.377
O5 -0.545 -0.814 -1.377
H6 -1.631 1.765 0.000
H7 -0.101 2.098 0.901
H8 -0.101 2.098 -0.901
H9 2.019 -0.449 0.849
H10 2.019 -0.449 -0.849

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.87132.76892.84792.84791.08891.08821.08823.43823.4382
S21.87131.81021.58841.58842.43332.41662.41662.32402.3240
N32.76891.81022.74862.74863.73732.87402.87401.03181.0318
O42.84791.58842.74862.75363.11922.98423.72372.64353.4150
O52.84791.58842.74862.75363.11923.72372.98423.41502.6435
H61.08892.43333.73733.11923.11921.80561.80564.35244.3524
H71.08822.41662.87402.98423.72371.80561.80143.31433.7473
H81.08822.41662.87403.72372.98421.80561.80143.74733.3143
H93.43822.32401.03182.64353.41504.35243.31433.74731.6975
H103.43822.32401.03183.41502.64354.35243.74733.31431.6975

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 97.536 C1 S2 O4 110.544
C1 S2 O5 110.544 S2 C1 H6 107.620
S2 C1 H7 106.462 S2 C1 H8 106.462
S2 N3 H9 106.477 S2 N3 H10 106.477
N3 S2 O4 107.767 N3 S2 O5 107.767
O4 S2 O5 120.181 H6 C1 H7 112.076
H6 C1 H8 112.076 H7 C1 H8 111.730
H9 N3 H10 110.692
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.869      
2 S 1.386      
3 N -0.804      
4 O -0.567      
5 O -0.567      
6 H 0.261      
7 H 0.265      
8 H 0.265      
9 H 0.315      
10 H 0.315      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.154 2.670 0.000 3.430
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.147 -6.645 0.000
y -6.645 -36.717 0.000
z 0.000 0.000 -41.881
Traceless
 xyz
x 5.152 -6.645 0.000
y -6.645 1.297 0.000
z 0.000 0.000 -6.448
Polar
3z2-r2-12.897
x2-y22.570
xy-6.645
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.159 -0.294 0.000
y -0.294 5.854 0.000
z 0.000 0.000 6.121


<r2> (average value of r2) Å2
<r2> 134.393
(<r2>)1/2 11.593