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All results from a given calculation for CH3NHCH3 (Dimethylamine)

using model chemistry: PBEPBE/6-311G**

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/6-311G**
 hartrees
Energy at 0K-135.010811
Energy at 298.15K-135.018922
Nuclear repulsion energy83.734876
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/6-311G**
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' 3434 3403 0.33      
2 A' 3035 3007 36.16      
3 A' 2980 2953 55.10      
4 A' 2844 2818 186.35      
5 A' 1470 1456 2.12      
6 A' 1440 1427 12.14      
7 A' 1418 1405 1.67      
8 A' 1228 1217 0.17      
9 A' 1143 1133 5.45      
10 A' 932 924 1.85      
11 A' 765 758 118.14      
12 A' 372 368 5.47      
13 A' 260 258 2.71      
14 A" 3034 3007 27.30      
15 A" 2982 2954 24.96      
16 A" 2838 2812 57.54      
17 A" 1470 1457 11.99      
18 A" 1435 1422 4.65      
19 A" 1422 1409 6.35      
20 A" 1390 1378 1.34      
21 A" 1146 1136 28.98      
22 A" 1064 1055 0.70      
23 A" 1002 993 8.30      
24 A" 240 238 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 19672.3 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 19493.2 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/6-311G**
ABC
1.13974 0.30928 0.27295

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.027 0.589 0.000
H2 -0.803 1.186 0.000
C3 0.027 -0.223 1.213
C4 0.027 -0.223 -1.213
H5 -0.796 -0.972 1.269
H6 -0.796 -0.972 -1.269
H7 0.978 -0.777 1.283
H8 0.978 -0.777 -1.283
H9 -0.039 0.429 2.097
H10 -0.039 0.429 -2.097

Atom - Atom Distances (Å)
  N1 H2 C3 C4 H5 H6 H7 H8 H9 H10
N11.02251.45941.45942.17382.17382.10102.10102.10442.1044
H21.02252.03552.03552.50312.50312.94432.94432.35682.3568
C31.45942.03552.42591.11482.72031.10292.72741.10063.3744
C41.45942.03552.42592.72031.11482.72741.10293.37441.1006
H52.17382.50311.11482.72032.53811.78513.11401.79523.7241
H62.17382.50312.72031.11482.53813.11401.78513.72411.7952
H72.10102.94431.10292.72741.78513.11402.56501.77573.7299
H82.10102.94432.72741.10293.11401.78512.56503.72991.7757
H92.10442.35681.10063.37441.79523.72411.77573.72994.1945
H102.10442.35683.37441.10063.72411.79523.72991.77574.1945

picture of Dimethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 H5 114.562 N1 C3 H7 109.378
N1 C3 H9 109.784 N1 C4 H6 114.562
N1 C4 H8 109.378 N1 C4 H10 109.784
H2 N1 C3 108.929 H2 N1 C4 108.929
C3 N1 C4 112.430 H5 C3 H7 107.210
H5 C3 H9 108.255 H6 C4 H8 107.210
H6 C4 H10 108.255 H7 C3 H9 107.390
H8 C4 H10 107.390
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.370      
2 H 0.190      
3 C -0.243      
4 C -0.243      
5 H 0.089      
6 H 0.089      
7 H 0.123      
8 H 0.123      
9 H 0.121      
10 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.897 -0.296 0.000 0.944
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.997 -2.124 0.000
y -2.124 -21.525 0.000
z 0.000 0.000 -19.909
Traceless
 xyz
x -0.280 -2.124 0.000
y -2.124 -1.072 0.000
z 0.000 0.000 1.352
Polar
3z2-r22.704
x2-y20.528
xy-2.124
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.594 -0.037 0.000
y -0.037 4.871 0.000
z 0.000 0.000 5.799


<r2> (average value of r2) Å2
<r2> 57.698
(<r2>)1/2 7.596