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All results from a given calculation for N(CH3)3 (Trimethylamine)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-173.292641
Energy at 298.15K-173.303465
Nuclear repulsion energy139.281527
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/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 A1 3206 2903 62.52      
2 A1 3092 2800 172.22      
3 A1 1628 1474 16.28      
4 A1 1617 1464 0.48      
5 A1 1323 1198 22.49      
6 A1 895 811 17.17      
7 A1 378 342 10.01      
8 A2 3234 2929 0.00      
9 A2 1614 1461 0.00      
10 A2 1161 1051 0.00      
11 A2 250 226 0.00      
12 E 3243 2937 67.49      
12 E 3243 2937 67.49      
13 E 3197 2895 38.05      
13 E 3197 2895 38.05      
14 E 3077 2786 38.54      
14 E 3077 2786 38.54      
15 E 1635 1480 6.94      
15 E 1635 1480 6.94      
16 E 1605 1454 6.23      
16 E 1605 1454 6.23      
17 E 1569 1421 4.78      
17 E 1569 1421 4.78      
18 E 1434 1298 18.10      
18 E 1434 1298 18.10      
19 E 1215 1100 9.15      
19 E 1215 1100 9.15      
20 E 1146 1037 24.05      
20 E 1146 1037 24.05      
21 E 454 411 0.02      
21 E 454 411 0.02      
22 E 280 253 0.49      
22 E 280 253 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 28053.3 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 25402.2 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 HF/6-31G(2df,p)
ABC
0.29344 0.29344 0.16557

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.358
C2 0.000 1.383 -0.059
C3 1.197 -0.691 -0.059
C4 -1.197 -0.691 -0.059
H5 0.000 1.502 -1.148
H6 1.300 -0.751 -1.148
H7 -1.300 -0.751 -1.148
H8 -0.878 1.887 0.333
H9 0.878 1.887 0.333
H10 2.073 -0.183 0.333
H11 1.195 -1.703 0.333
H12 -1.195 -1.703 0.333
H13 -2.073 -0.183 0.333
X14 0.000 0.000 1.358

Atom - Atom Distances (Å)
  N1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13 X14
N11.44401.44401.44402.12682.12682.12682.08092.08092.08092.08092.08092.08091.0000
C21.44402.39482.39481.09612.72582.72581.08521.08522.62693.33243.33242.62691.9795
C31.44402.39482.39482.72581.09612.72583.33242.62691.08521.08522.62693.33241.9795
C41.44402.39482.39482.72582.72581.09612.62693.33243.33242.62691.08521.08521.9795
H52.12681.09612.72582.72582.60092.60091.76411.76413.05413.72743.72743.05412.9216
H62.12682.72581.09612.72582.60092.60093.72743.05411.76411.76413.05413.72742.9216
H72.12682.72582.72581.09612.60092.60093.05413.72743.72743.05411.76411.76412.9216
H82.08091.08523.33242.62691.76413.72743.05411.75553.60404.14543.60402.38992.3196
H92.08091.08522.62693.33241.76413.05413.72741.75552.38993.60404.14543.60402.3196
H102.08092.62691.08523.33243.05411.76413.72743.60402.38991.75553.60404.14542.3196
H112.08093.33241.08522.62693.72741.76413.05414.14543.60401.75552.38993.60402.3196
H122.08093.33242.62691.08523.72743.05411.76413.60404.14543.60402.38991.75552.3196
H132.08092.62693.33241.08523.05413.72741.76412.38993.60404.14543.60401.75552.3196
X141.00001.97951.97951.97952.92162.92162.92162.31962.31962.31962.31962.31962.3196

picture of Trimethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H5 113.000 N1 C2 H8 109.912
N1 C2 H9 109.912 N1 C3 H6 113.000
N1 C3 H10 109.912 N1 C3 H11 109.912
N1 C4 H7 113.000 N1 C4 H12 109.912
N1 C4 H13 109.912 C2 N1 C3 112.034
C2 N1 C4 112.034 C2 N1 X14 106.768
C3 N1 C4 112.034 C3 N1 X14 106.768
C4 N1 X14 106.768 H5 C2 H8 107.948
H5 C2 H9 107.948 H6 C3 H10 107.948
H6 C3 H11 107.948 H7 C4 H12 107.948
H7 C4 H13 107.948 H8 C2 H9 107.968
H10 C3 H11 107.968 H12 C4 H13 107.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.285      
2 C -0.283      
3 C -0.283      
4 C -0.283      
5 H 0.105      
6 H 0.105      
7 H 0.105      
8 H 0.137      
9 H 0.137      
10 H 0.137      
11 H 0.137      
12 H 0.137      
13 H 0.137      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.646 0.646
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.150 0.000 0.000
y 0.000 -26.150 0.000
z 0.000 0.000 -29.211
Traceless
 xyz
x 1.530 0.000 0.000
y 0.000 1.530 0.000
z 0.000 0.000 -3.061
Polar
3z2-r2-6.122
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.236 0.000 0.000
y 0.000 6.236 0.000
z 0.000 0.000 5.294


<r2> (average value of r2) Å2
<r2> 89.701
(<r2>)1/2 9.471