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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: B2PLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/6-31G(2df,p)
 hartrees
Energy at 0K-644.167431
Energy at 298.15K-644.175234
HF Energy-643.842321
Nuclear repulsion energy279.143782
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 B2PLYP/6-31G(2df,p)
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 3388 38.73      
2 A' 3205 3061 0.30      
3 A' 3098 2959 0.14      
4 A' 1599 1527 35.72      
5 A' 1470 1404 4.13      
6 A' 1366 1304 12.73      
7 A' 1174 1121 148.36      
8 A' 992 947 30.27      
9 A' 898 858 99.54      
10 A' 736 703 11.55      
11 A' 677 646 225.09      
12 A' 504 481 42.97      
13 A' 482 460 10.06      
14 A' 297 284 4.49      
15 A" 3658 3494 48.70      
16 A" 3214 3070 0.61      
17 A" 1472 1406 0.02      
18 A" 1403 1340 203.91      
19 A" 1101 1051 1.40      
20 A" 975 931 1.40      
21 A" 401 383 0.20      
22 A" 331 317 2.72      
23 A" 222 212 3.53      
24 A" 185 176 30.94      

Unscaled Zero Point Vibrational Energy (zpe) 16503.5 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 15760.9 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 B2PLYP/6-31G(2df,p)
ABC
0.15867 0.14665 0.14459

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.667 -0.056 0.000
S2 0.111 -0.134 0.000
N3 0.527 1.483 0.000
O4 0.527 -0.695 1.262
O5 0.527 -0.695 -1.262
H6 -2.026 -1.084 0.000
H7 -1.996 0.464 0.897
H8 -1.996 0.464 -0.897
H9 1.060 1.692 0.836
H10 1.060 1.692 -0.836

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.77942.68012.61072.61071.08951.08811.08813.34553.3455
S21.77941.67011.44201.44202.33852.36662.36662.22192.2219
N32.68011.67012.51682.51683.62102.86522.86521.01311.0131
O42.61071.44202.51682.52302.87482.80073.51732.48273.2220
O52.61071.44202.51682.52302.87483.51732.80073.22202.4827
H61.08952.33853.62102.87482.87481.79021.79024.23494.2349
H71.08812.36662.86522.80073.51731.79021.79473.29413.7217
H81.08812.36662.86523.51732.80071.79021.79473.72173.2941
H93.34552.22191.01312.48273.22204.23493.29413.72171.6715
H103.34552.22191.01313.22202.48274.23493.72173.29411.6715

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 101.920 C1 S2 O4 107.817
C1 S2 O5 107.817 S2 C1 H6 106.720
S2 C1 H7 108.844 S2 C1 H8 108.844
S2 N3 H9 109.355 S2 N3 H10 109.355
N3 S2 O4 107.715 N3 S2 O5 107.715
O4 S2 O5 122.049 H6 C1 H7 110.593
H6 C1 H8 110.593 H7 C1 H8 111.115
H9 N3 H10 111.175
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.471      
2 S 0.554      
3 N -0.550      
4 O -0.318      
5 O -0.318      
6 H 0.180      
7 H 0.173      
8 H 0.173      
9 H 0.288      
10 H 0.288      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.450 2.854 0.000 3.201
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.951 5.101 0.000
y 5.101 -35.829 0.000
z 0.000 0.000 -39.712
Traceless
 xyz
x 5.819 5.101 0.000
y 5.101 0.003 0.000
z 0.000 0.000 -5.822
Polar
3z2-r2-11.644
x2-y23.878
xy5.101
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.157 0.356 0.000
y 0.356 5.968 0.000
z 0.000 0.000 5.968


<r2> (average value of r2) Å2
<r2> 119.200
(<r2>)1/2 10.918