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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: PBEPBE/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 PBEPBE/6-31G
 hartrees
Energy at 0K-643.767315
Energy at 298.15K-643.773870
HF Energy-643.767315
Nuclear repulsion energy253.125096
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 PBEPBE/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' 3317 3271 16.48      
2 A' 3183 3139 0.33      
3 A' 3045 3003 0.20      
4 A' 1546 1525 28.71      
5 A' 1439 1419 13.62      
6 A' 1321 1303 3.00      
7 A' 988 974 20.64      
8 A' 866 854 136.06      
9 A' 826 815 14.87      
10 A' 601 593 52.31      
11 A' 490 484 127.59      
12 A' 346 341 17.86      
13 A' 303 299 22.66      
14 A' 212 209 5.29      
15 A" 3475 3427 17.13      
16 A" 3188 3144 0.46      
17 A" 1439 1419 12.70      
18 A" 1098 1083 45.93      
19 A" 974 960 18.07      
20 A" 907 895 28.77      
21 A" 274 270 2.53      
22 A" 224 221 12.77      
23 A" 142 140 12.15      
24 A" 137 136 39.22      

Unscaled Zero Point Vibrational Energy (zpe) 15170.5 cm-1
Scaled (by 0.9862) Zero Point Vibrational Energy (zpe) 14961.2 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 PBEPBE/6-31G
ABC
0.12435 0.12312 0.12123

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.569 1.693 0.000
S2 -0.120 -0.145 0.000
N3 1.746 0.008 0.000
O4 -0.569 -0.806 1.433
O5 -0.569 -0.806 -1.433
H6 -1.665 1.742 0.000
H7 -0.129 2.115 0.910
H8 -0.129 2.115 -0.910
H9 2.068 -0.479 0.853
H10 2.068 -0.479 -0.853

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.89202.86312.88072.88071.09711.09601.09603.52123.5212
S21.89201.87231.64101.64102.43892.43712.43712.37202.3720
N32.86311.87232.84202.84203.82632.96372.96371.03411.0341
O42.88071.64102.84202.86653.12213.00063.77122.71963.5055
O52.88071.64102.84202.86653.12213.77123.00063.50552.7196
H61.09712.43893.82633.12213.12211.82451.82454.42674.4267
H71.09602.43712.96373.00063.77121.82451.82063.40003.8298
H81.09602.43712.96373.77123.00061.82451.82063.82983.4000
H93.52122.37201.03412.71963.50554.42673.40003.82981.7068
H103.52122.37201.03413.50552.71964.42673.82983.40001.7068

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 99.033 C1 S2 O4 109.045
C1 S2 O5 109.045 S2 C1 H6 106.293
S2 C1 H7 106.219 S2 C1 H8 106.219
S2 N3 H9 105.757 S2 N3 H10 105.757
N3 S2 O4 107.804 N3 S2 O5 107.804
O4 S2 O5 121.716 H6 C1 H7 112.592
H6 C1 H8 112.592 H7 C1 H8 112.307
H9 N3 H10 111.229
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.634      
2 S 1.067      
3 N -0.769      
4 O -0.523      
5 O -0.523      
6 H 0.238      
7 H 0.237      
8 H 0.237      
9 H 0.336      
10 H 0.336      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.218 3.027 0.000 3.753
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.696 -7.392 0.000
y -7.392 -36.679 0.000
z 0.000 0.000 -43.132
Traceless
 xyz
x 5.210 -7.392 0.000
y -7.392 2.235 0.000
z 0.000 0.000 -7.445
Polar
3z2-r2-14.890
x2-y21.983
xy-7.392
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.404 -0.186 0.000
y -0.186 6.619 0.000
z 0.000 0.000 7.310


<r2> (average value of r2) Å2
<r2> 140.244
(<r2>)1/2 11.842