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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: B3PW91/TZVP

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/TZVP
 hartrees
Energy at 0K-644.417388
Energy at 298.15K-644.425077
HF Energy-644.417388
Nuclear repulsion energy275.513156
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/TZVP
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' 3530 3404 40.10      
2 A' 3186 3072 0.05      
3 A' 3078 2968 0.08      
4 A' 1587 1530 43.83      
5 A' 1448 1397 7.01      
6 A' 1350 1302 14.07      
7 A' 1123 1083 190.35      
8 A' 985 950 25.12      
9 A' 865 835 119.24      
10 A' 708 683 10.27      
11 A' 665 641 234.23      
12 A' 484 467 47.50      
13 A' 457 440 11.06      
14 A' 285 275 5.04      
15 A" 3641 3511 48.63      
16 A" 3194 3080 0.11      
17 A" 1450 1398 1.62      
18 A" 1336 1288 271.97      
19 A" 1084 1045 4.20      
20 A" 970 936 0.81      
21 A" 388 374 0.00      
22 A" 325 314 2.79      
23 A" 217 210 1.33      
24 A" 180 173 40.61      

Unscaled Zero Point Vibrational Energy (zpe) 16267.4 cm-1
Scaled (by 0.9643) Zero Point Vibrational Energy (zpe) 15686.7 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/TZVP
ABC
0.15437 0.14331 0.14049

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.686 -0.063 0.000
S2 0.107 -0.135 0.000
N3 0.536 1.503 0.000
O4 0.536 -0.702 1.284
O5 0.536 -0.702 -1.284
H6 -2.035 -1.095 0.000
H7 -2.011 0.457 0.899
H8 -2.011 0.457 -0.899
H9 1.063 1.718 0.838
H10 1.063 1.718 -0.838

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.79412.71812.64452.64451.08921.08791.08793.38053.3805
S21.79411.69361.46771.46772.34682.37592.37592.24742.2474
N32.71811.69362.55172.55173.65472.89682.89681.01311.0131
O42.64451.46772.55172.56792.90042.82503.54912.51643.2616
O52.64451.46772.55172.56792.90043.54912.82503.26162.5164
H61.08922.34683.65472.90042.90041.79291.79294.26714.2671
H71.08792.37592.89682.82503.54911.79291.79733.32333.7494
H81.08792.37592.89683.54912.82501.79291.79733.74943.3233
H93.38052.24741.01312.51643.26164.26713.32333.74941.6766
H103.38052.24741.01313.26162.51644.26713.74943.32331.6766

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 102.365 C1 S2 O4 107.926
C1 S2 O5 107.926 S2 C1 H6 106.386
S2 C1 H7 108.562 S2 C1 H8 108.562
S2 N3 H9 109.688 S2 N3 H10 109.688
N3 S2 O4 107.428 N3 S2 O5 107.428
O4 S2 O5 122.049 H6 C1 H7 110.878
H6 C1 H8 110.878 H7 C1 H8 111.392
H9 N3 H10 111.677
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.375      
2 S 0.682      
3 N -0.524      
4 O -0.397      
5 O -0.397      
6 H 0.169      
7 H 0.156      
8 H 0.156      
9 H 0.265      
10 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.771 3.078 0.000 3.551
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.244 5.711 0.000
y 5.711 -37.017 0.000
z 0.000 0.000 -41.453
Traceless
 xyz
x 6.991 5.711 0.000
y 5.711 -0.168 0.000
z 0.000 0.000 -6.823
Polar
3z2-r2-13.645
x2-y24.773
xy5.711
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.658 0.270 0.000
y 0.270 6.410 0.000
z 0.000 0.000 6.694


<r2> (average value of r2) Å2
<r2> 122.314
(<r2>)1/2 11.060