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All results from a given calculation for CH3SO2NH2 (methanesulfonamide)

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-254.546467
Energy at 298.15K-254.553647
HF Energy-254.546467
Nuclear repulsion energy158.201749
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 HF/LANL2DZ
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' 3776 3398 78.30      
2 A' 3414 3073 0.16      
3 A' 3275 2947 3.24      
4 A' 1738 1564 35.25      
5 A' 1595 1435 15.22      
6 A' 1534 1380 0.15      
7 A' 1162 1045 23.30      
8 A' 939 845 124.60      
9 A' 796 717 25.63      
10 A' 646 582 158.27      
11 A' 592 533 165.86      
12 A' 369 332 55.61      
13 A' 333 300 34.83      
14 A' 266 240 14.96      
15 A" 3936 3542 103.75      
16 A" 3424 3081 0.42      
17 A" 1605 1444 16.33      
18 A" 1239 1115 19.62      
19 A" 1145 1031 2.58      
20 A" 846 761 0.00      
21 A" 338 304 2.93      
22 A" 276 249 6.96      
23 A" 211 190 23.57      
24 A" 185 167 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 16819.8 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 15136.1 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 HF/LANL2DZ
ABC
0.13484 0.13274 0.12332

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.735 -0.054 0.000
S2 0.089 -0.116 0.000
N3 0.572 1.522 0.000
O4 0.572 -0.749 1.439
O5 0.572 -0.749 -1.439
H6 -2.072 -1.076 0.000
H7 -2.041 0.462 0.892
H8 -2.041 0.462 -0.892
H9 0.987 1.831 0.856
H10 0.987 1.831 -0.856

Atom - Atom Distances (Å)
  C1 S2 N3 O4 O5 H6 H7 H8 H9 H10
C11.82492.79432.80662.80661.07641.07541.07543.41973.4197
S21.82491.70791.64481.64482.36512.38072.38072.30862.3086
N32.79431.70792.68862.68863.70762.95802.95800.99970.9997
O42.80661.64482.68862.87833.02872.93183.70562.67753.4777
O52.80661.64482.68862.87833.02873.70562.93183.47772.6775
H61.07642.36513.70763.02873.02871.77871.77874.30634.3063
H71.07542.38072.95802.93183.70561.77871.78443.32323.7547
H81.07542.38072.95803.70562.93181.77871.78443.75473.3232
H93.41972.30860.99972.67753.47774.30633.32323.75471.7113
H103.41972.30860.99973.47772.67754.30633.75473.32321.7113

picture of methanesulfonamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 N3 104.500 C1 S2 O4 107.860
C1 S2 O5 107.860 S2 C1 H6 106.334
S2 C1 H7 107.507 S2 C1 H8 107.507
S2 N3 H9 114.447 S2 N3 H10 114.447
N3 S2 O4 106.611 N3 S2 O5 106.611
O4 S2 O5 122.089 H6 C1 H7 111.511
H6 C1 H8 111.511 H7 C1 H8 112.131
H9 N3 H10 117.715
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.598      
2 S 1.384      
3 N -0.946      
4 O -0.714      
5 O -0.714      
6 H 0.267      
7 H 0.250      
8 H 0.250      
9 H 0.411      
10 H 0.411      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.343 4.493 0.000 5.601
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.283 6.968 0.000
y 6.968 -37.611 0.000
z 0.000 0.000 -45.807
Traceless
 xyz
x 9.425 6.968 0.000
y 6.968 1.434 0.000
z 0.000 0.000 -10.860
Polar
3z2-r2-21.719
x2-y25.327
xy6.968
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.665 0.249 0.000
y 0.249 5.673 0.000
z 0.000 0.000 6.907


<r2> (average value of r2) Å2
<r2> 134.079
(<r2>)1/2 11.579