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

using model chemistry: PBEPBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBE/3-21G
 hartrees
Energy at 0K-173.274749
Energy at 298.15K-173.285297
Nuclear repulsion energy136.521645
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/3-21G
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 3002 2974 43.46      
2 A1 2851 2825 178.02      
3 A1 1518 1504 31.88      
4 A1 1467 1453 0.02      
5 A1 1173 1162 3.81      
6 A1 780 773 17.78      
7 A1 324 321 12.27      
8 A2 3046 3018 0.00      
9 A2 1510 1497 0.00      
10 A2 1043 1034 0.00      
11 A2 289 286 0.00      
12 E 3051 3023 38.28      
12 E 3051 3023 38.28      
13 E 2998 2971 27.58      
13 E 2998 2971 27.58      
14 E 2832 2806 49.26      
14 E 2832 2806 49.26      
15 E 1531 1517 6.56      
15 E 1531 1517 6.57      
16 E 1495 1481 17.04      
16 E 1495 1481 17.04      
17 E 1428 1415 0.17      
17 E 1428 1415 0.17      
18 E 1256 1245 3.05      
18 E 1256 1245 3.05      
19 E 1104 1094 11.03      
19 E 1104 1094 11.03      
20 E 1023 1013 23.34      
20 E 1023 1013 23.33      
21 E 407 404 0.14      
21 E 407 404 0.14      
22 E 275 272 0.97      
22 E 275 272 0.97      

Unscaled Zero Point Vibrational Energy (zpe) 25901.1 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 25665.4 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/3-21G
ABC
0.28197 0.28197 0.16003

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.390
C2 0.000 1.408 -0.065
C3 1.219 -0.704 -0.065
C4 -1.219 -0.704 -0.065
H5 0.000 1.513 -1.180
H6 1.310 -0.756 -1.180
H7 -1.310 -0.756 -1.180
H8 -0.897 1.916 0.331
H9 0.897 1.916 0.331
H10 2.107 -0.181 0.331
H11 1.210 -1.734 0.331
H12 -1.210 -1.734 0.331
H13 -2.107 -0.181 0.331
X14 0.000 0.000 1.390

Atom - Atom Distances (Å)
  N1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13 X14
N11.47981.47981.47982.17992.17992.17992.11592.11592.11592.11592.11592.11591.0000
C21.47982.43882.43881.11902.76462.76461.10421.10422.66893.39083.39082.66892.0250
C31.47982.43882.43882.76461.11902.76463.39082.66891.10421.10422.66893.39082.0250
C41.47982.43882.43882.76462.76461.11902.66893.39083.39082.66891.10421.10422.0250
H52.17991.11902.76462.76462.62052.62051.80241.80243.09723.78063.78063.09722.9817
H62.17992.76461.11902.76462.62052.62053.78063.09721.80241.80243.09723.78062.9818
H72.17992.76462.76461.11902.62052.62053.09723.78063.78063.09721.80241.80242.9818
H82.11591.10423.39082.66891.80243.78063.09721.79373.66344.21463.66342.42092.3652
H92.11591.10422.66893.39081.80243.09723.78061.79372.42093.66344.21463.66342.3652
H102.11592.66891.10423.39083.09721.80243.78063.66342.42091.79373.66344.21462.3652
H112.11593.39081.10422.66893.78061.80243.09724.21463.66341.79372.42093.66342.3652
H122.11593.39082.66891.10423.78063.09721.80243.66344.21463.66342.42091.79372.3652
H132.11592.66893.39081.10423.09723.78061.80242.42093.66344.21463.66341.79372.3652
X141.00002.02502.02502.02502.98172.98182.98182.36522.36522.36522.36522.36522.3652

picture of Trimethylamine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H5 113.301 N1 C2 H8 109.073
N1 C2 H9 109.073 N1 C3 H6 113.301
N1 C3 H10 109.073 N1 C3 H11 109.073
N1 C4 H7 113.301 N1 C4 H12 109.073
N1 C4 H13 109.073 C2 N1 C3 110.976
C2 N1 C4 110.976 C2 N1 X14 107.920
C3 N1 C4 110.976 C3 N1 X14 107.920
C4 N1 X14 107.920 H5 C2 H8 108.333
H5 C2 H9 108.333 H6 C3 H10 108.333
H6 C3 H11 108.333 H7 C4 H12 108.333
H7 C4 H13 108.333 H8 C2 H9 108.631
H10 C3 H11 108.631 H12 C4 H13 108.631
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.448      
2 C -0.437      
3 C -0.437      
4 C -0.437      
5 H 0.169      
6 H 0.169      
7 H 0.169      
8 H 0.209      
9 H 0.209      
10 H 0.209      
11 H 0.209      
12 H 0.209      
13 H 0.209      


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 -0.700 0.700
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.690 0.000 0.000
y 0.000 -25.690 0.000
z 0.000 0.000 -29.713
Traceless
 xyz
x 2.011 0.000 0.000
y 0.000 2.011 0.000
z 0.000 0.000 -4.023
Polar
3z2-r2-8.046
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 5.124


<r2> (average value of r2) Å2
<r2> 92.250
(<r2>)1/2 9.605